From 21f2edce16187a04e8e6bef156cf563b52c78bf4 Mon Sep 17 00:00:00 2001
From: Ajay Bhargav Baaskaran <ajbaaska@microsoft.com>
Date: Mon, 9 Jul 2018 17:59:22 -0700
Subject: [PATCH] Generate and verify baselines for ClassifiedSpans and
 TagHelperSpans - Moved GetClassifiedSpans and GetTagHelperSpans logic to
 Razor.Language

---
 .../Legacy/ClassifiedSpanInternal.cs          |  27 ++++
 .../Legacy/RazorSyntaxTreeExtensions.cs       | 130 ++++++++++++++++
 .../Legacy/TagHelperSpanInternal.cs           |  28 ++++
 .../DefaultRazorSyntaxFactsService.cs         | 127 ++-------------
 .../Legacy/TagHelperRewritingTestBase.cs      |   2 +-
 ...ctiveAutoCompleteAtEOF.classifiedspans.txt |   4 +
 ...oCompleteAtStartOfFile.classifiedspans.txt |   4 +
 ...ctiveAutoCompleteAtEOF.classifiedspans.txt |   7 +
 ...oCompleteAtStartOfFile.classifiedspans.txt |  10 ++
 ...BlockAutoCompleteAtEOF.classifiedspans.txt |   3 +
 ...oCompleteAtStartOfFile.classifiedspans.txt |   6 +
 ...etsInsideBlockComments.classifiedspans.txt |   1 +
 ...sideSingleLineComments.classifiedspans.txt |   1 +
 ...WithAtDoesntCauseError.classifiedspans.txt |   4 +
 ...sElseIfWithNoCondition.classifiedspans.txt |   1 +
 ...sionWhenEmbeddedInCode.classifiedspans.txt |   4 +
 ...owsEmptyBlockStatement.classifiedspans.txt |   1 +
 ...turesNewlineAfterUsing.classifiedspans.txt |   1 +
 ...ctlyParsesDoWhileBlock.classifiedspans.txt |   1 +
 ...eBlockMissingSemicolon.classifiedspans.txt |   1 +
 ...ingWhileClauseEntirely.classifiedspans.txt |   1 +
 ...kMissingWhileCondition.classifiedspans.txt |   1 +
 ...ConditionWithSemicolon.classifiedspans.txt |   1 +
 ...esMarkupInDoWhileBlock.classifiedspans.txt |   8 +
 ...wMultipleFinallyBlocks.classifiedspans.txt |   1 +
 ...owedByOpenAngleOrColon.classifiedspans.txt |   1 +
 ...reWhitespaceAfterUsing.classifiedspans.txt |   1 +
 ...eAliasMissingSemicolon.classifiedspans.txt |   1 +
 ...ImportMissingSemicolon.classifiedspans.txt |   1 +
 ...fBranchesOfIfStatement.classifiedspans.txt |   1 +
 ...lowedByIdentifierStart.classifiedspans.txt |   4 +
 ...terFollowedByOpenParen.classifiedspans.txt |   6 +
 ...fBranchesOfIfStatement.classifiedspans.txt |   1 +
 ...ollowedByOneElseBranch.classifiedspans.txt |   1 +
 ...ywordIfIsInValidFormat.classifiedspans.txt |   1 +
 ...ywordIfIsInValidFormat.classifiedspans.txt |   1 +
 ...IdentifierIsForKeyword.classifiedspans.txt |   1 +
 ...tifierIsForeachKeyword.classifiedspans.txt |   1 +
 ...wordWithNoElseBranches.classifiedspans.txt |   1 +
 ...dentifierIsLockKeyword.classifiedspans.txt |   1 +
 ...ntifierIsSwitchKeyword.classifiedspans.txt |   1 +
 ...KeywordFollowedByParen.classifiedspans.txt |   1 +
 ...entifierIsWhileKeyword.classifiedspans.txt |   1 +
 ...ausesAfterFinallyBlock.classifiedspans.txt |   1 +
 ...ingCodeAfterElseBranch.classifiedspans.txt |   1 +
 ...ementNotFollowedByElse.classifiedspans.txt |   1 +
 ...nCatchAndFinallyClause.classifiedspans.txt |   1 +
 ...etweenDoAndWhileClause.classifiedspans.txt |   1 +
 ...eenElseIfAndElseClause.classifiedspans.txt |   1 +
 ...BetweenIfAndElseClause.classifiedspans.txt |   1 +
 ...tweenIfAndElseIfClause.classifiedspans.txt |   1 +
 ...tweenTryAndCatchClause.classifiedspans.txt |   1 +
 ...eenTryAndFinallyClause.classifiedspans.txt |   1 +
 ...eptionLessCatchClauses.classifiedspans.txt |   1 +
 ...nCatchAndFinallyClause.classifiedspans.txt |   1 +
 ...etweenDoAndWhileClause.classifiedspans.txt |   1 +
 ...eenElseIfAndElseClause.classifiedspans.txt |   1 +
 ...BetweenIfAndElseClause.classifiedspans.txt |   1 +
 ...tweenIfAndElseIfClause.classifiedspans.txt |   1 +
 ...tweenTryAndCatchClause.classifiedspans.txt |   1 +
 ...eenTryAndFinallyClause.classifiedspans.txt |   1 +
 ...AdditionalCatchClauses.classifiedspans.txt |   7 +
 ...arkupWithinCatchClause.classifiedspans.txt |   7 +
 ...kupWithinFinallyClause.classifiedspans.txt |   7 +
 ...sMarkupWithinTryClause.classifiedspans.txt |   7 +
 ...nCatchAndFinallyClause.classifiedspans.txt |  13 ++
 ...etweenDoAndWhileClause.classifiedspans.txt |  13 ++
 ...eenElseIfAndElseClause.classifiedspans.txt |  13 ++
 ...BetweenIfAndElseClause.classifiedspans.txt |  13 ++
 ...tweenIfAndElseIfClause.classifiedspans.txt |  13 ++
 ...tweenTryAndCatchClause.classifiedspans.txt |  13 ++
 ...eenTryAndFinallyClause.classifiedspans.txt |  13 ++
 ...ementWithFinallyClause.classifiedspans.txt |   1 +
 ...ithMultipleCatchClause.classifiedspans.txt |   1 +
 ...ithNoAdditionalClauses.classifiedspans.txt |   1 +
 ...mentWithOneCatchClause.classifiedspans.txt |   1 +
 ...estedWithinOtherBlocks.classifiedspans.txt |   1 +
 ...lockCommentAtEndOfFile.classifiedspans.txt |   1 +
 ...tesParenBalancingAtEOF.classifiedspans.txt |   2 +
 ...LineCommentAtEndOfFile.classifiedspans.txt |   1 +
 ...SingleSlashAtEndOfFile.classifiedspans.txt |   1 +
 ...ndOutputsFileCodeBlock.classifiedspans.txt |   1 +
 ...sPartOfCSharpStatement.classifiedspans.txt |   3 +
 ...enceIfAtStatementStart.classifiedspans.txt |   3 +
 ...dCodeBlockWithCSharpAt.classifiedspans.txt |   3 +
 ...hMarkupSetsDotAsMarkup.classifiedspans.txt |  13 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |  10 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |  10 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |  11 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |   9 ++
 ...onInEmail_DoesNotThrow.classifiedspans.txt |  14 ++
 ...onInRegex_DoesNotThrow.classifiedspans.txt |  11 ++
 ...sionBlock_DoesNotThrow.classifiedspans.txt |  44 ++++++
 ...ition_EndOfFile_Throws.classifiedspans.txt |   6 +
 ...nAttributeValue_Throws.classifiedspans.txt |  12 ++
 ...sersCanNestRecursively.classifiedspans.txt |  36 +++++
 ...oubleQuotesAroundValue.classifiedspans.txt |   4 +
 ...idLookupText_AddsError.classifiedspans.txt |   4 +
 ...ective_NoValue_Invalid.classifiedspans.txt |   4 +
 ...irective_RequiresValue.classifiedspans.txt |   4 +
 ...SingleQuotes_AddsError.classifiedspans.txt |   4 +
 ...oubleQuotesAroundValue.classifiedspans.txt |   4 +
 ...rective_SupportsSpaces.classifiedspans.txt |   4 +
 ...idLookupText_AddsError.classifiedspans.txt |   4 +
 ...ineBecauseOfWhitespace.classifiedspans.txt |   5 +
 ...rorsIfNotAtStartOfLine.classifiedspans.txt |   8 +
 ...or_AllowsNullableTypes.classifiedspans.txt |  14 ++
 ...iptor_AllowsTupleTypes.classifiedspans.txt |  14 ++
 ...oresTrailingWhitespace.classifiedspans.txt |   5 +
 ...WhiteSpaceAroundTokens.classifiedspans.txt |   7 +
 ...ompleteNamespaceTokens.classifiedspans.txt |   3 +
 ...InvalidNamespaceTokens.classifiedspans.txt |   3 +
 ...ompleteNamespaceTokens.classifiedspans.txt |   3 +
 ...InvalidNamespaceTokens.classifiedspans.txt |   3 +
 ...aContentAfterDirective.classifiedspans.txt |   5 +
 ...ForInvalidMemberTokens.classifiedspans.txt |   3 +
 ...oreDirectiveBlockStart.classifiedspans.txt |   4 +
 ...ontentBeforeBlockStart.classifiedspans.txt |   5 +
 ...orsWhenMissingEndBrace.classifiedspans.txt |   7 +
 ...ring_CanHaveDuplicates.classifiedspans.txt |  12 ++
 ...ring_ErrorsIfDuplicate.classifiedspans.txt |  12 ++
 ...BeneathOtherDirectives.classifiedspans.txt |  12 ++
 ...eCommentsAndDirectives.classifiedspans.txt |  22 +++
 ...emicolonAfterDirective.classifiedspans.txt |   7 +
 ...ErrorForNonStringValue.classifiedspans.txt |   3 +
 ...rForPartialQuotedValue.classifiedspans.txt |   3 +
 ...orForSingleQuotedValue.classifiedspans.txt |   3 +
 ...rErrorForUnquotedValue.classifiedspans.txt |   3 +
 ...MustBeSeparatedBySpace.classifiedspans.txt |   4 +
 ..._UnderstandsCodeBlocks.classifiedspans.txt |   8 +
 ...nderstandsMemberTokens.classifiedspans.txt |   4 +
 ...erstandsMultipleTokens.classifiedspans.txt |   8 +
 ...UnderstandsRazorBlocks.classifiedspans.txt |  12 ++
 ...nderstandsStringTokens.classifiedspans.txt |   4 +
 ..._UnderstandsTypeTokens.classifiedspans.txt |   4 +
 ...nUseReservedWord_Class.classifiedspans.txt |   2 +
 ...ReservedWord_Namespace.classifiedspans.txt |   2 +
 ...mptyFunctionsDirective.classifiedspans.txt |   6 +
 ...ineBecauseOfWhitespace.classifiedspans.txt |   5 +
 ...rorsIfNotAtStartOfLine.classifiedspans.txt |   9 ++
 ...irectiveSupportsArrays.classifiedspans.txt |   6 +
 ...SupportsNestedGenerics.classifiedspans.txt |   6 +
 ...veSupportsTypeKeywords.classifiedspans.txt |   6 +
 ...ctiveTokens_AreSkipped.classifiedspans.txt |   3 +
 ...s_WithBraces_AreParsed.classifiedspans.txt |   4 +
 ...tionalTokens_AreParsed.classifiedspans.txt |   6 +
 ...SimpleTokens_AreParsed.classifiedspans.txt |   4 +
 ...mberSpecified_IsParsed.classifiedspans.txt |   4 +
 ...MissingMember_IsParsed.classifiedspans.txt |   4 +
 ...rse_FunctionsDirective.classifiedspans.txt |   6 +
 ...Parse_SectionDirective.classifiedspans.txt |  12 ++
 ...n_WithMultipleSegments.classifiedspans.txt |   4 +
 ...oken_WithSingleSegment.classifiedspans.txt |   4 +
 ...oubleQuotesAroundValue.classifiedspans.txt |   4 +
 ...idLookupText_AddsError.classifiedspans.txt |   4 +
 ...ective_NoValue_Invalid.classifiedspans.txt |   4 +
 ...irective_RequiresValue.classifiedspans.txt |   4 +
 ...SingleQuotes_AddsError.classifiedspans.txt |   4 +
 ...oubleQuotesAroundValue.classifiedspans.txt |   4 +
 ...rective_SupportsSpaces.classifiedspans.txt |   4 +
 ...idLookupText_AddsError.classifiedspans.txt |   4 +
 ...oubleQuotesAroundValue.classifiedspans.txt |   4 +
 ...ective_NoValueSucceeds.classifiedspans.txt |   4 +
 ...irective_RequiresValue.classifiedspans.txt |   4 +
 ...oubleQuotesAroundValue.classifiedspans.txt |   4 +
 ...efixDirective_Succeeds.classifiedspans.txt |   4 +
 ...ve_WithQuotes_Succeeds.classifiedspans.txt |   4 +
 ...entAndTreatsAsFileCode.classifiedspans.txt |   1 +
 ...pressionParensUnclosed.classifiedspans.txt |   1 +
 ...AtSignInDelimitedBlock.classifiedspans.txt |   3 +
 ...edToBeWithinAStatement.classifiedspans.txt |   8 +
 ...InExpressionWithinCode.classifiedspans.txt |   6 +
 ...sQuotesAfterTransition.classifiedspans.txt |   2 +
 ...trolFlowStatementError.classifiedspans.txt |   1 +
 ...undAfterOpenCurlyBrace.classifiedspans.txt |   2 +
 ...nIfStatementBlockEmpty.classifiedspans.txt |   3 +
 ...ierStartOrParenOrBrace.classifiedspans.txt |   2 +
 ...onInEmbeddedExpression.classifiedspans.txt |   5 +
 ...wlineFollowsTransition.classifiedspans.txt |   2 +
 ...rtInEmbeddedExpression.classifiedspans.txt |   6 +
 ...anSignAtStatementStart.classifiedspans.txt |   8 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   4 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   2 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...BlockUnterminatedAtEOF.classifiedspans.txt |   1 +
 ...StatementsToHaveBraces.classifiedspans.txt |  15 ++
 ...tatementAfterOpenParen.classifiedspans.txt |   7 +
 ...icitExpressionUnclosed.classifiedspans.txt |   1 +
 ...icitExpressionUnclosed.classifiedspans.txt |   2 +
 ...icitExpressionUnclosed.classifiedspans.txt |   1 +
 ...icitExpressionUnclosed.classifiedspans.txt |   1 +
 ...icitExpressionUnclosed.classifiedspans.txt |   2 +
 ...icitExpressionUnclosed.classifiedspans.txt |   1 +
 ...gFromMissingCloseParen.classifiedspans.txt |   1 +
 ...gFromMissingCloseParen.classifiedspans.txt |   1 +
 ...AtEOLIfEndQuoteMissing.classifiedspans.txt |   1 +
 ...ormalStringAtEndOfFile.classifiedspans.txt |   1 +
 ...gFromMissingCloseParen.classifiedspans.txt |   1 +
 ...batimStringAtEndOfFile.classifiedspans.txt |   1 +
 ...gFromMissingCloseParen.classifiedspans.txt |   1 +
 ...DirectiveProducesError.classifiedspans.txt |   2 +
 ...CodeBlockProducesError.classifiedspans.txt |   7 +
 ...esInNonVerbatimStrings.classifiedspans.txt |   4 +
 ...uotesInVerbatimStrings.classifiedspans.txt |   4 +
 ...teInNonVerbatimStrings.classifiedspans.txt |   4 +
 ...QuoteInVerbatimStrings.classifiedspans.txt |   4 +
 ...ltiLineVerbatimStrings.classifiedspans.txt |   4 +
 ...esInNonVerbatimStrings.classifiedspans.txt |   4 +
 ...uotesInVerbatimStrings.classifiedspans.txt |   4 +
 ...QuoteInVerbatimStrings.classifiedspans.txt |   4 +
 ...rtOfExplicitExpression.classifiedspans.txt |   3 +
 ...licitExpressionIsEmpty.classifiedspans.txt |   4 +
 ...stedImplicitExpression.classifiedspans.txt |   4 +
 ...hatAreValidIdentifiers.classifiedspans.txt |   2 +
 ...TerminatedByWhitespace.classifiedspans.txt |   2 +
 ...OFInImplicitExpression.classifiedspans.txt |   2 +
 ...rInImplicitExpression1.classifiedspans.txt |   2 +
 ...rInImplicitExpression2.classifiedspans.txt |   2 +
 ...cludeSemicolonAfterDot.classifiedspans.txt |   2 +
 ...EndOfDottedIdentifiers.classifiedspans.txt |   2 +
 ...mpleImplicitExpression.classifiedspans.txt |   2 +
 ...rsAsImplicitExpression.classifiedspans.txt |   2 +
 ...citExpression_Bracket1.classifiedspans.txt |   2 +
 ...itExpression_Bracket10.classifiedspans.txt |   2 +
 ...itExpression_Bracket11.classifiedspans.txt |   2 +
 ...itExpression_Bracket12.classifiedspans.txt |   2 +
 ...itExpression_Bracket13.classifiedspans.txt |   2 +
 ...itExpression_Bracket14.classifiedspans.txt |   2 +
 ...itExpression_Bracket15.classifiedspans.txt |   2 +
 ...itExpression_Bracket16.classifiedspans.txt |   2 +
 ...citExpression_Bracket2.classifiedspans.txt |   2 +
 ...citExpression_Bracket3.classifiedspans.txt |   2 +
 ...citExpression_Bracket4.classifiedspans.txt |   2 +
 ...citExpression_Bracket5.classifiedspans.txt |   2 +
 ...citExpression_Bracket6.classifiedspans.txt |   2 +
 ...citExpression_Bracket7.classifiedspans.txt |   2 +
 ...citExpression_Bracket8.classifiedspans.txt |   2 +
 ...citExpression_Bracket9.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot1.classifiedspans.txt |   2 +
 ...plicitExpression_Dot10.classifiedspans.txt |   2 +
 ...plicitExpression_Dot11.classifiedspans.txt |   2 +
 ...plicitExpression_Dot12.classifiedspans.txt |   2 +
 ...plicitExpression_Dot13.classifiedspans.txt |   2 +
 ...plicitExpression_Dot14.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot2.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot3.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot4.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot5.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot6.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot7.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot8.classifiedspans.txt |   2 +
 ...mplicitExpression_Dot9.classifiedspans.txt |   2 +
 ...erAsImplicitExpression.classifiedspans.txt |   2 +
 ...enInImplicitExpression.classifiedspans.txt |   2 +
 ...okenNotFollowedByBrace.classifiedspans.txt |   2 +
 ...FOccursAfterTransition.classifiedspans.txt |   2 +
 ...acterFollowsTransition.classifiedspans.txt |   2 +
 ...emInImplicitExpression.classifiedspans.txt |   2 +
 ...emInImplicitExpression.classifiedspans.txt |   2 +
 ...ancingParenthesesAtEOF.classifiedspans.txt |   2 +
 ...lexImplicitExpressions.classifiedspans.txt |   2 +
 ...ExpressionAtHtmlEndTag.classifiedspans.txt |   2 +
 ...pressionAtHtmlStartTag.classifiedspans.txt |   2 +
 ...otFollowedByWhitespace.classifiedspans.txt |   2 +
 ...entifierStartCharacter.classifiedspans.txt |   2 +
 ...ollowedByAnyWhiteSpace.classifiedspans.txt |   2 +
 ...ollowedByAnyWhiteSpace.classifiedspans.txt |   2 +
 .../NestedCodeBlock.classifiedspans.txt       |   2 +
 ...stedExplicitExpression.classifiedspans.txt |   7 +
 ...stedImplicitExpression.classifiedspans.txt |   5 +
 ...NestedKeywordStatement.classifiedspans.txt |   2 +
 .../NestedMarkupBlock.classifiedspans.txt     |   8 +
 .../NestedSimpleStatement.classifiedspans.txt |   2 +
 .../EmptyRazorComment.classifiedspans.txt     |   7 +
 ...leRazorCommentInMarkup.classifiedspans.txt |  16 ++
 ...entsInSameLineInMarkup.classifiedspans.txt |  16 ++
 ...itExpressionMethodCall.classifiedspans.txt |   9 ++
 .../RazorCommentInMarkup.classifiedspans.txt  |   9 ++
 ...CommentInVerbatimBlock.classifiedspans.txt |  14 ++
 ...thExtraNewLineInMarkup.classifiedspans.txt |  16 ++
 ...mentsSurroundingMarkup.classifiedspans.txt |  15 ++
 ...terminatedRazorComment.classifiedspans.txt |   4 +
 ...itExpressionMethodCall.classifiedspans.txt |   6 +
 ...CommentInVerbatimBlock.classifiedspans.txt |   7 +
 .../ReservedWord.classifiedspans.txt          |   1 +
 ...vedWordIsCaseSensitive.classifiedspans.txt |   1 +
 ...eLinesBelowSectionName.classifiedspans.txt |  14 ++
 ...acesInCSharpExpression.classifiedspans.txt |  15 ++
 ...ionBlockBalancesBraces.classifiedspans.txt |  14 ++
 ...neImmediatelyFollowing.classifiedspans.txt |   5 +
 ...onStatementMissingName.classifiedspans.txt |   6 +
 ...tementMissingOpenBrace.classifiedspans.txt |   7 +
 ...ecoversFromUnclosedTag.classifiedspans.txt |  15 ++
 ...mediatelyFollowsMarkup.classifiedspans.txt |  10 ++
 ...ectionNameAndOpenBrace.classifiedspans.txt |  13 ++
 ...ndlesEOFAfterOpenBrace.classifiedspans.txt |   8 +
 ...esEOFAfterOpenContent1.classifiedspans.txt |   8 +
 ...esEOFAfterOpenContent2.classifiedspans.txt |   8 +
 ...esEOFAfterOpenContent3.classifiedspans.txt |   8 +
 ...esEOFAfterOpenContent4.classifiedspans.txt |   8 +
 ...lesUnterminatedSection.classifiedspans.txt |  11 ++
 ...tedSectionWithNestedIf.classifiedspans.txt |  17 ++
 ...tionUnlessAllLowerCase.classifiedspans.txt |   4 +
 ...tionBlockParsesComment.classifiedspans.txt |  13 ++
 ...sCommentWithDelimiters.classifiedspans.txt |  13 ++
 ...sNamedSectionCorrectly.classifiedspans.txt |  14 ++
 ...lProcessingInstruction.classifiedspans.txt |  10 ++
 ...NotFollowedByOpenBrace.classifiedspans.txt |   7 +
 ...entifierStartCharacter.classifiedspans.txt |   9 ++
 ...NotFollowedByOpenBrace.classifiedspans.txt |  10 ++
 ..._WithDoubleTransition1.classifiedspans.txt |  15 ++
 ..._WithDoubleTransition2.classifiedspans.txt |  17 ++
 ...sErrorOnNestedSections.classifiedspans.txt |  23 +++
 ...iatelyFollowsCodeBlock.classifiedspans.txt |  12 ++
 ...sCodeBlockNoWhitespace.classifiedspans.txt |  12 ++
 ...deCodeBlockCausesError.classifiedspans.txt |   3 +
 ...lockIsHandledCorrectly.classifiedspans.txt |   3 +
 ...dReturnsSpanOfTypeCode.classifiedspans.txt |   3 +
 ...nsSpanOfTypeExpression.classifiedspans.txt |   3 +
 ...oresSingleSlashAtStart.classifiedspans.txt |   2 +
 ...LineCommentAtEndOfLine.classifiedspans.txt |   7 +
 ...kIsNotHandledSpecially.classifiedspans.txt |   3 +
 .../CatchClause.classifiedspans.txt           |   2 +
 .../DoStatement.classifiedspans.txt           |   2 +
 .../ElseClause.classifiedspans.txt            |   2 +
 .../ElseIfClause.classifiedspans.txt          |   2 +
 ...tchWhen_InCompleteBody.classifiedspans.txt |   2 +
 ...en_InCompleteCondition.classifiedspans.txt |   2 +
 ...leteTryCatchNoBodyWhen.classifiedspans.txt |   2 +
 ...IncompleteTryCatchWhen.classifiedspans.txt |   2 +
 ...teTryCatchWhenNoBodies.classifiedspans.txt |   2 +
 ...lter_IncompleteTryWhen.classifiedspans.txt |   2 +
 ...eptionFilter_MultiLine.classifiedspans.txt |   2 +
 ...ter_NestedTryCatchWhen.classifiedspans.txt |   4 +
 ...henComplete_SingleLine.classifiedspans.txt |   2 +
 ...henComplete_SingleLine.classifiedspans.txt |   2 +
 ...llyComplete_SingleLine.classifiedspans.txt |   2 +
 .../FinallyClause.classifiedspans.txt         |   2 +
 .../ForEachStatement.classifiedspans.txt      |   2 +
 .../ForStatement.classifiedspans.txt          |   2 +
 .../IfStatement.classifiedspans.txt           |   2 +
 .../LockStatement.classifiedspans.txt         |   2 +
 ...edAsImplicitExpression.classifiedspans.txt |   2 +
 ...cUsing_Complete_Spaced.classifiedspans.txt |   2 +
 ...aticUsing_GlobalPrefix.classifiedspans.txt |   2 +
 ...ng_MultipleIdentifiers.classifiedspans.txt |   2 +
 .../StaticUsing_NoUsing.classifiedspans.txt   |   2 +
 ...Using_SingleIdentifier.classifiedspans.txt |   2 +
 .../SwitchStatement.classifiedspans.txt       |   2 +
 .../TryStatement.classifiedspans.txt          |   2 +
 .../UsingNamespaceImport.classifiedspans.txt  |   2 +
 .../UsingStatement.classifiedspans.txt        |   2 +
 .../UsingTypeAlias.classifiedspans.txt        |   2 +
 .../WhileStatement.classifiedspans.txt        |   2 +
 ...plicitExpressionParens.classifiedspans.txt |  10 ++
 ...plicitExpressionParens.classifiedspans.txt |   8 +
 ...atementWithinCodeBlock.classifiedspans.txt |   8 +
 ...ntWithinStatementBlock.classifiedspans.txt |  10 ++
 ...FollowingStatementChar.classifiedspans.txt |   7 +
 ...dlesSingleLineTemplate.classifiedspans.txt |   7 +
 ...plicitExpressionParens.classifiedspans.txt |  15 ++
 ...atementWithinCodeBlock.classifiedspans.txt |  15 ++
 ...ntWithinStatementBlock.classifiedspans.txt |  17 ++
 ...plicitExpressionParens.classifiedspans.txt |  15 ++
 ...atementWithinCodeBlock.classifiedspans.txt |  15 ++
 ...ntWithinStatementBlock.classifiedspans.txt |  17 ++
 ...ransition_DoesNotThrow.classifiedspans.txt |  15 ++
 ...rkupInIfBodyWithBraces.classifiedspans.txt |  19 +++
 ...hBracesWithinCodeBlock.classifiedspans.txt |  21 +++
 ...rkupBlockWithPseudoTag.classifiedspans.txt |   5 +
 ...thPseudoTagInCodeBlock.classifiedspans.txt |   7 +
 ...railingNewLineToMarkup.classifiedspans.txt |  15 ++
 ...sitionInDesignTimeMode.classifiedspans.txt |   5 +
 ...sitionInDesignTimeMode.classifiedspans.txt |   7 +
 ...sitionInDesignTimeMode.classifiedspans.txt |   6 +
 ...sitionInDesignTimeMode.classifiedspans.txt |   8 +
 ...sitionInDesignTimeMode.classifiedspans.txt |   7 +
 ...mentOnOpenAngleBracket.classifiedspans.txt |   7 +
 ...ngleBracketInCodeBlock.classifiedspans.txt |   9 ++
 ...aracterFollowedByColon.classifiedspans.txt |   6 +
 ...owedByColonInCodeBlock.classifiedspans.txt |   8 +
 ...rFollowedByDoubleColon.classifiedspans.txt |   6 +
 ...rFollowedByTripleColon.classifiedspans.txt |   6 +
 ...utPreceedingWhitespace.classifiedspans.txt |  14 ++
 ...ntainingStatementBlock.classifiedspans.txt |  10 ++
 ...licitMarkupInCodeBlock.classifiedspans.txt |  20 +++
 ...efaultBranchesOfSwitch.classifiedspans.txt |  30 ++++
 ...hesOfSwitchInCodeBlock.classifiedspans.txt |  32 ++++
 ...OuterBlockIsTerminated.classifiedspans.txt |   3 +
 ...ewlineInDesignTimeMode.classifiedspans.txt |   6 +
 ...oesNotAcceptDotAfterAt.classifiedspans.txt |   6 +
 ...ngNewlineInRunTimeMode.classifiedspans.txt |   6 +
 ...eOrNewlineAtDesignTime.classifiedspans.txt |   6 +
 ...putsZeroLengthCodeSpan.classifiedspans.txt |   6 +
 .../VerbatimBlock.classifiedspans.txt         |   4 +
 ...eSignificantToAncestor.classifiedspans.txt |   6 +
 ...riteEscapedTransitions.classifiedspans.txt |   6 +
 ...rDataAttributesInBlock.classifiedspans.txt |   7 +
 ...taAttributesInDocument.classifiedspans.txt |   7 +
 ...esWithExperimentalFlag.classifiedspans.txt |   7 +
 ...rDataAttributesInBlock.classifiedspans.txt |   7 +
 ...taAttributesInDocument.classifiedspans.txt |   6 +
 ...QuotedLiteralAttribute.classifiedspans.txt |   7 +
 ...spaceSurroundingEquals.classifiedspans.txt |   6 +
 ...tiPartLiteralAttribute.classifiedspans.txt |   7 +
 ...lueExpressionAttribute.classifiedspans.txt |  10 ++
 ...wLineBetweenAttributes.classifiedspans.txt |   8 +
 ...LinePrecedingAttribute.classifiedspans.txt |   5 +
 ...pleExpressionAttribute.classifiedspans.txt |   6 +
 ...SimpleLiteralAttribute.classifiedspans.txt |   5 +
 ...spaceSurroundingEquals.classifiedspans.txt |   5 +
 ...SymbolBoundAttributes1.classifiedspans.txt |   5 +
 ...SymbolBoundAttributes2.classifiedspans.txt |   5 +
 ...SymbolBoundAttributes3.classifiedspans.txt |   5 +
 ...SymbolBoundAttributes4.classifiedspans.txt |   5 +
 ...SymbolBoundAttributes5.classifiedspans.txt |   5 +
 ...SymbolBoundAttributes6.classifiedspans.txt |   5 +
 ...BeforeEqualWhitespace1.classifiedspans.txt |   8 +
 ...BeforeEqualWhitespace2.classifiedspans.txt |   8 +
 ...BeforeEqualWhitespace3.classifiedspans.txt |   8 +
 ...BeforeEqualWhitespace4.classifiedspans.txt |   8 +
 ...BeforeEqualWhitespace5.classifiedspans.txt |   8 +
 ...BeforeEqualWhitespace6.classifiedspans.txt |   8 +
 ...Attributes_Whitespace1.classifiedspans.txt |   8 +
 ...Attributes_Whitespace2.classifiedspans.txt |   8 +
 ...Attributes_Whitespace3.classifiedspans.txt |   8 +
 ...Attributes_Whitespace4.classifiedspans.txt |   8 +
 ...Attributes_Whitespace5.classifiedspans.txt |   8 +
 ...Attributes_Whitespace6.classifiedspans.txt |   8 +
 ...hCodeWithSpacesInBlock.classifiedspans.txt |   5 +
 ...deWithSpacesInDocument.classifiedspans.txt |   5 +
 ...quotedLiteralAttribute.classifiedspans.txt |   6 +
 ...hConditionalAttributes.classifiedspans.txt |   7 +
 ...LinePrecedingAttribute.classifiedspans.txt |   5 +
 ...SupportsMultipleDashes.classifiedspans.txt |  24 +++
 ...ockAcceptsEmptyTextTag.classifiedspans.txt |   1 +
 ...terTagButDoesNotRender.classifiedspans.txt |   5 +
 ...uteValueIfDoubleQuoted.classifiedspans.txt |   7 +
 ...uteValueIfSingleQuoted.classifiedspans.txt |   7 +
 ...uteValueIfDoubleQuoted.classifiedspans.txt |   8 +
 ...uteValueIfSingleQuoted.classifiedspans.txt |   8 +
 ...dEndTagsToDifferInCase.classifiedspans.txt |   5 +
 ...overToAnExpectedEndTag.classifiedspans.txt |   4 +
 ...ClosingTagsWithinBlock.classifiedspans.txt |   3 +
 ...pWithEmbeddedStatement.classifiedspans.txt |   6 +
 ...doTagWithinMarkupBlock.classifiedspans.txt |   5 +
 ...receededByQuestionMark.classifiedspans.txt |   3 +
 ...kHandlesOpenAngleAtEof.classifiedspans.txt |   5 +
 ...thProperTagFollowingIt.classifiedspans.txt |   7 +
 ...TripleDashHTMLComments.classifiedspans.txt |  12 ++
 ...sInContentsOfScriptTag.classifiedspans.txt |   6 +
 ...mmentOnFullEndSequence.classifiedspans.txt |   3 +
 ...LDeclarationAsEmptyTag.classifiedspans.txt |   3 +
 ...aceCharacterIsStartTag.classifiedspans.txt |   6 +
 ...gInstructionAsEmptyTag.classifiedspans.txt |   3 +
 ...CommentStartAndEndTags.classifiedspans.txt |   3 +
 ...AfterTransitionIsColon.classifiedspans.txt |   3 +
 ...iteralTextTagIfDoubled.classifiedspans.txt |   7 +
 ...hingCloseTagToStartTag.classifiedspans.txt |   4 +
 ...idEmptyTagIfEOFReached.classifiedspans.txt |   1 +
 ...ockAtEOFIfNoEOLReached.classifiedspans.txt |   3 +
 ...SupportsCommentAsBlock.classifiedspans.txt |   3 +
 ...ntWithExtraDashAsBlock.classifiedspans.txt |   3 +
 ...ortsCommentWithinBlock.classifiedspans.txt |   7 +
 ...ithLessThanSignsInThem.classifiedspans.txt |   3 +
 ...cedLessThanSignsInThem.classifiedspans.txt |   3 +
 ...ortsTagsWithAttributes.classifiedspans.txt |  12 ++
 ...seBlockTerminatesAtEOF.classifiedspans.txt |   1 +
 ...tEOFWhenParsingComment.classifiedspans.txt |   1 +
 ...ccurrenceOfEndSequence.classifiedspans.txt |   6 +
 ...ationAtFirstCloseAngle.classifiedspans.txt |   4 +
 ...tionMarkCloseAnglePair.classifiedspans.txt |   4 +
 ...MalformedTagsAsContent.classifiedspans.txt |   2 +
 ...ClosingTagJustEmitsTag.classifiedspans.txt |   1 +
 ...eDoesNotTerminateBlock.classifiedspans.txt |   1 +
 ...WithNoMatchingStartTag.classifiedspans.txt |   3 +
 ...putsZeroLengthCodeSpan.classifiedspans.txt |   4 +
 ...ddlySpacedHTMLElements.classifiedspans.txt |   9 ++
 ...pWithEmbeddedStatement.classifiedspans.txt |   6 +
 ...eAtTheEndOfMarkupBlock.classifiedspans.txt |   8 +
 ...lockIfNoNewlinePresent.classifiedspans.txt |   8 +
 ...tTheEndOfVerbatimBlock.classifiedspans.txt |   7 +
 ...lockIfFollowedByCSharp.classifiedspans.txt |   9 ++
 ...tTheEndOfVerbatimBlock.classifiedspans.txt |   7 +
 ...nErrorOnMismatchedTags.classifiedspans.txt |   6 +
 ...mailAddressInAttribute.classifiedspans.txt |   7 +
 ...nAsMarkupIfAtEndOfFile.classifiedspans.txt |   4 +
 ...aracterIsSwapCharacter.classifiedspans.txt |   4 +
 ...oreMarkupInNestedBlock.classifiedspans.txt |  12 ++
 ...AndMarkupInNestedBlock.classifiedspans.txt |  12 ++
 ...esNewLineInNestedBlock.classifiedspans.txt |  10 ++
 ...ounteredAndEmitsOutput.classifiedspans.txt |   4 +
 ...sInContentsOfScriptTag.classifiedspans.txt |   6 +
 ...arOpenBraceCombination.classifiedspans.txt |   3 +
 ...IfContentIsEmptyString.classifiedspans.txt |   1 +
 ...leWhitespaceMarkupSpan.classifiedspans.txt |   1 +
 ...apCharacterEncountered.classifiedspans.txt |   1 +
 ...mBlockIfFollowedByHtml.classifiedspans.txt |  12 ++
 ...owedByMarkupTransition.classifiedspans.txt |  13 ++
 ...sTextPseudoTagAsMarkup.classifiedspans.txt |   4 +
 ...oCodeBlocksEncountered.classifiedspans.txt |   6 +
 ...reateDocumentLevelSpan.classifiedspans.txt |  13 ++
 ...hMarkupSetsDotAsMarkup.classifiedspans.txt |  15 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |   9 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |   9 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |  10 ++
 ...buteValue_DoesNotThrow.classifiedspans.txt |   8 +
 ...onInEmail_DoesNotThrow.classifiedspans.txt |  13 ++
 ...onInRegex_DoesNotThrow.classifiedspans.txt |  10 ++
 ...sionBlock_DoesNotThrow.classifiedspans.txt |  43 ++++++
 ...nAttributeValue_Throws.classifiedspans.txt |   9 ++
 ...sInContentsOfScriptTag.classifiedspans.txt |  17 ++
 ...arserCanIdentifyEndTag.classifiedspans.txt |   3 +
 ...kupSegmentAndEndsBlock.classifiedspans.txt |   2 +
 ...gContainsTextAfterName.classifiedspans.txt |   2 +
 ...gContainsTextAfterName.classifiedspans.txt |   2 +
 ...ockDoesNotStartWithTag.classifiedspans.txt |   0
 ...MissingEndTagException.classifiedspans.txt |   2 +
 ...OnOutermostUnclosedTag.classifiedspans.txt |   3 +
 ...IncompleteTagException.classifiedspans.txt |   3 +
 .../HtmlTagsTest/CDataTag.classifiedspans.txt |   2 +
 .../CommentTag.classifiedspans.txt            |   4 +
 .../DocTypeTag.classifiedspans.txt            |   2 +
 .../ElementTags.classifiedspans.txt           |   4 +
 .../HtmlTagsTest/EmptyTag.classifiedspans.txt |   3 +
 ...yTagNestsLikeNormalTag.classifiedspans.txt |   3 +
 ...pleteVoidElementEndTag.classifiedspans.txt |  36 +++++
 ...ocessingInstructionTag.classifiedspans.txt |   2 +
 .../ScriptTag.classifiedspans.txt             |   3 +
 ...Tag_WithNestedBeginTag.classifiedspans.txt |   3 +
 ...ptTag_WithNestedEndTag.classifiedspans.txt |   3 +
 ...WithNestedMalformedTag.classifiedspans.txt |   3 +
 ...criptTag_WithNestedTag.classifiedspans.txt |   3 +
 .../HtmlTagsTest/TextTags.classifiedspans.txt |   3 +
 ...mentFollowedByCloseTag.classifiedspans.txt | 145 ++++++++++++++++++
 ...ementFollowedByContent.classifiedspans.txt | 113 ++++++++++++++
 ...mentFollowedByOtherTag.classifiedspans.txt |  49 ++++++
 ...WhitespaceInDesignMode.classifiedspans.txt |  13 ++
 ...mailAddressInAttribute.classifiedspans.txt |   7 +
 ...deOnEmailAddressInText.classifiedspans.txt |   3 +
 ...reIsNoMarkupOnThatLine.classifiedspans.txt |  16 ++
 ...WithinSingleLineMarkup.classifiedspans.txt |   6 +
 ...WithinCDataDeclaration.classifiedspans.txt |   6 +
 ...portsCodeWithinComment.classifiedspans.txt |   8 +
 ...eWithinSGMLDeclaration.classifiedspans.txt |   6 +
 ...LProcessingInstruction.classifiedspans.txt |   6 +
 ...nteredInAttributeValue.classifiedspans.txt |   6 +
 ...ncounteredInTagContent.classifiedspans.txt |  10 ++
 ...acterEncounteredMidTag.classifiedspans.txt |   4 +
 ...eSwapIsNonAlphanumeric.classifiedspans.txt |   5 +
 ...tSignsAsEscapeSequence.classifiedspans.txt |   8 +
 ...tSignsAsEscapeSequence.classifiedspans.txt |   4 +
 ...reIsNoMarkupOnThatLine.classifiedspans.txt |  16 ++
 ...tSignsAsEscapeSequence.classifiedspans.txt |   8 +
 ...tSignsAsEscapeSequence.classifiedspans.txt |   4 +
 ...tSignsAsEscapeSequence.classifiedspans.txt |  19 +++
 ...tSignsAsEscapeSequence.classifiedspans.txt |  15 ++
 ...reIsNoMarkupOnThatLine.classifiedspans.txt |  26 ++++
 ...mpatibleTagStructures1.classifiedspans.txt |   0
 ...ompatibleTagStructures1.taghelperspans.txt |   1 +
 ...mpatibleTagStructures2.classifiedspans.txt |   0
 ...ompatibleTagStructures2.taghelperspans.txt |   1 +
 ...mpatibleTagStructures3.classifiedspans.txt |   1 +
 ...ompatibleTagStructures3.taghelperspans.txt |   1 +
 ...mpatibleTagStructures4.classifiedspans.txt |   0
 ...ompatibleTagStructures4.taghelperspans.txt |   2 +
 ...mpatibleTagStructures5.classifiedspans.txt |   1 +
 ...ompatibleTagStructures5.taghelperspans.txt |   1 +
 ...mpatibleTagStructures6.classifiedspans.txt |   0
 ...ompatibleTagStructures6.taghelperspans.txt |   1 +
 ...mpatibleTagStructures7.classifiedspans.txt |   0
 ...ompatibleTagStructures7.taghelperspans.txt |   1 +
 ...SymbolBoundAttributes1.classifiedspans.txt |   1 +
 ...eSymbolBoundAttributes1.taghelperspans.txt |   1 +
 ...SymbolBoundAttributes2.classifiedspans.txt |   1 +
 ...eSymbolBoundAttributes2.taghelperspans.txt |   1 +
 ...SymbolBoundAttributes3.classifiedspans.txt |   2 +
 ...eSymbolBoundAttributes3.taghelperspans.txt |   1 +
 ...SymbolBoundAttributes4.classifiedspans.txt |   2 +
 ...eSymbolBoundAttributes4.taghelperspans.txt |   1 +
 ...SymbolBoundAttributes5.classifiedspans.txt |   1 +
 ...eSymbolBoundAttributes5.taghelperspans.txt |   1 +
 ...SymbolBoundAttributes6.classifiedspans.txt |   0
 ...eSymbolBoundAttributes6.taghelperspans.txt |   1 +
 ...SymbolBoundAttributes7.classifiedspans.txt |   1 +
 ...eSymbolBoundAttributes7.taghelperspans.txt |   1 +
 ...outEndTagTagStructure1.classifiedspans.txt |   0
 ...houtEndTagTagStructure1.taghelperspans.txt |   1 +
 ...outEndTagTagStructure2.classifiedspans.txt |   1 +
 ...houtEndTagTagStructure2.taghelperspans.txt |   1 +
 ...outEndTagTagStructure3.classifiedspans.txt |   0
 ...houtEndTagTagStructure3.taghelperspans.txt |   2 +
 ...outEndTagTagStructure4.classifiedspans.txt |   1 +
 ...houtEndTagTagStructure4.taghelperspans.txt |   2 +
 ...outEndTagTagStructure5.classifiedspans.txt |   2 +
 ...houtEndTagTagStructure5.taghelperspans.txt |   2 +
 ...HelperBoundAttributes1.classifiedspans.txt |   0
 ...gHelperBoundAttributes1.taghelperspans.txt |   1 +
 ...elperBoundAttributes10.classifiedspans.txt |   0
 ...HelperBoundAttributes10.taghelperspans.txt |   1 +
 ...elperBoundAttributes11.classifiedspans.txt |   0
 ...HelperBoundAttributes11.taghelperspans.txt |   1 +
 ...elperBoundAttributes12.classifiedspans.txt |   2 +
 ...HelperBoundAttributes12.taghelperspans.txt |   1 +
 ...elperBoundAttributes13.classifiedspans.txt |   4 +
 ...HelperBoundAttributes13.taghelperspans.txt |   1 +
 ...elperBoundAttributes14.classifiedspans.txt |   6 +
 ...HelperBoundAttributes14.taghelperspans.txt |   1 +
 ...HelperBoundAttributes2.classifiedspans.txt |   1 +
 ...gHelperBoundAttributes2.taghelperspans.txt |   1 +
 ...HelperBoundAttributes3.classifiedspans.txt |   1 +
 ...gHelperBoundAttributes3.taghelperspans.txt |   1 +
 ...HelperBoundAttributes4.classifiedspans.txt |   0
 ...gHelperBoundAttributes4.taghelperspans.txt |   1 +
 ...HelperBoundAttributes5.classifiedspans.txt |   2 +
 ...gHelperBoundAttributes5.taghelperspans.txt |   1 +
 ...HelperBoundAttributes6.classifiedspans.txt |   2 +
 ...gHelperBoundAttributes6.taghelperspans.txt |   1 +
 ...HelperBoundAttributes7.classifiedspans.txt |   1 +
 ...gHelperBoundAttributes7.taghelperspans.txt |   1 +
 ...HelperBoundAttributes8.classifiedspans.txt |   2 +
 ...gHelperBoundAttributes8.taghelperspans.txt |   1 +
 ...HelperBoundAttributes9.classifiedspans.txt |   4 +
 ...gHelperBoundAttributes9.taghelperspans.txt |   1 +
 ...ForMalformedTagHelper1.classifiedspans.txt |   0
 ...rForMalformedTagHelper1.taghelperspans.txt |   1 +
 ...ForMalformedTagHelper2.classifiedspans.txt |   0
 ...rForMalformedTagHelper2.taghelperspans.txt |   1 +
 ...ForMalformedTagHelper3.classifiedspans.txt |   0
 ...rForMalformedTagHelper3.taghelperspans.txt |   2 +
 ...ForMalformedTagHelper4.classifiedspans.txt |   0
 ...rForMalformedTagHelper4.taghelperspans.txt |   2 +
 ...ForMalformedTagHelper5.classifiedspans.txt |   0
 ...rForMalformedTagHelper5.taghelperspans.txt |   1 +
 ...ForMalformedTagHelper6.classifiedspans.txt |   5 +
 ...rForMalformedTagHelper6.taghelperspans.txt |   1 +
 ...ForMalformedTagHelper7.classifiedspans.txt |   6 +
 ...rForMalformedTagHelper7.taghelperspans.txt |   1 +
 ...ForMalformedTagHelper8.classifiedspans.txt |   2 +
 ...rForMalformedTagHelper8.taghelperspans.txt |   1 +
 ...HelpersWithAttributes1.classifiedspans.txt |   1 +
 ...gHelpersWithAttributes1.taghelperspans.txt |   1 +
 ...elpersWithAttributes10.classifiedspans.txt |   1 +
 ...HelpersWithAttributes10.taghelperspans.txt |   1 +
 ...elpersWithAttributes11.classifiedspans.txt |   2 +
 ...HelpersWithAttributes11.taghelperspans.txt |   2 +
 ...elpersWithAttributes12.classifiedspans.txt |   2 +
 ...HelpersWithAttributes12.taghelperspans.txt |   1 +
 ...elpersWithAttributes13.classifiedspans.txt |   0
 ...HelpersWithAttributes13.taghelperspans.txt |   1 +
 ...elpersWithAttributes14.classifiedspans.txt |   0
 ...HelpersWithAttributes14.taghelperspans.txt |   1 +
 ...elpersWithAttributes15.classifiedspans.txt |   2 +
 ...HelpersWithAttributes15.taghelperspans.txt |   1 +
 ...elpersWithAttributes16.classifiedspans.txt |   2 +
 ...HelpersWithAttributes16.taghelperspans.txt |   1 +
 ...elpersWithAttributes17.classifiedspans.txt |   2 +
 ...HelpersWithAttributes17.taghelperspans.txt |   1 +
 ...elpersWithAttributes18.classifiedspans.txt |   0
 ...HelpersWithAttributes18.taghelperspans.txt |   1 +
 ...elpersWithAttributes19.classifiedspans.txt |   1 +
 ...HelpersWithAttributes19.taghelperspans.txt |   1 +
 ...HelpersWithAttributes2.classifiedspans.txt |   1 +
 ...gHelpersWithAttributes2.taghelperspans.txt |   1 +
 ...HelpersWithAttributes3.classifiedspans.txt |   2 +
 ...gHelpersWithAttributes3.taghelperspans.txt |   1 +
 ...HelpersWithAttributes4.classifiedspans.txt |   2 +
 ...gHelpersWithAttributes4.taghelperspans.txt |   1 +
 ...HelpersWithAttributes5.classifiedspans.txt |   1 +
 ...gHelpersWithAttributes5.taghelperspans.txt |   1 +
 ...HelpersWithAttributes6.classifiedspans.txt |   1 +
 ...gHelpersWithAttributes6.taghelperspans.txt |   1 +
 ...HelpersWithAttributes7.classifiedspans.txt |   2 +
 ...gHelpersWithAttributes7.taghelperspans.txt |   1 +
 ...HelpersWithAttributes8.classifiedspans.txt |   0
 ...gHelpersWithAttributes8.taghelperspans.txt |   2 +
 ...HelpersWithAttributes9.classifiedspans.txt |   1 +
 ...gHelpersWithAttributes9.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes1.classifiedspans.txt |   1 +
 ...ingTagHelperAttributes1.taghelperspans.txt |   1 +
 ...gTagHelperAttributes10.classifiedspans.txt |   5 +
 ...ngTagHelperAttributes10.taghelperspans.txt |   1 +
 ...gTagHelperAttributes11.classifiedspans.txt |  12 ++
 ...ngTagHelperAttributes11.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes2.classifiedspans.txt |   1 +
 ...ingTagHelperAttributes2.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes3.classifiedspans.txt |   2 +
 ...ingTagHelperAttributes3.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes4.classifiedspans.txt |   3 +
 ...ingTagHelperAttributes4.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes5.classifiedspans.txt |   1 +
 ...ingTagHelperAttributes5.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes6.classifiedspans.txt |   4 +
 ...ingTagHelperAttributes6.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes7.classifiedspans.txt |  18 +++
 ...ingTagHelperAttributes7.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes8.classifiedspans.txt |   6 +
 ...ingTagHelperAttributes8.taghelperspans.txt |   1 +
 ...ngTagHelperAttributes9.classifiedspans.txt |   8 +
 ...ingTagHelperAttributes9.taghelperspans.txt |   1 +
 ...BooleanBoundAttributes.classifiedspans.txt |   0
 ...dBooleanBoundAttributes.taghelperspans.txt |   1 +
 ...aDashAttributes_Block1.classifiedspans.txt |   8 +
 ...taDashAttributes_Block1.taghelperspans.txt |   1 +
 ...aDashAttributes_Block2.classifiedspans.txt |   7 +
 ...taDashAttributes_Block2.taghelperspans.txt |   1 +
 ...aDashAttributes_Block3.classifiedspans.txt |   9 ++
 ...taDashAttributes_Block3.taghelperspans.txt |   1 +
 ...aDashAttributes_Block4.classifiedspans.txt |   9 ++
 ...taDashAttributes_Block4.taghelperspans.txt |   1 +
 ...aDashAttributes_Block5.classifiedspans.txt |  10 ++
 ...taDashAttributes_Block5.taghelperspans.txt |   1 +
 ...aDashAttributes_Block6.classifiedspans.txt |  10 ++
 ...taDashAttributes_Block6.taghelperspans.txt |   1 +
 ...aDashAttributes_Block7.classifiedspans.txt |  11 ++
 ...taDashAttributes_Block7.taghelperspans.txt |   1 +
 ...shAttributes_Document1.classifiedspans.txt |   2 +
 ...ashAttributes_Document1.taghelperspans.txt |   1 +
 ...shAttributes_Document2.classifiedspans.txt |   1 +
 ...ashAttributes_Document2.taghelperspans.txt |   1 +
 ...shAttributes_Document3.classifiedspans.txt |   3 +
 ...ashAttributes_Document3.taghelperspans.txt |   1 +
 ...shAttributes_Document4.classifiedspans.txt |   3 +
 ...ashAttributes_Document4.taghelperspans.txt |   1 +
 ...shAttributes_Document5.classifiedspans.txt |   4 +
 ...ashAttributes_Document5.taghelperspans.txt |   1 +
 ...shAttributes_Document6.classifiedspans.txt |   4 +
 ...ashAttributes_Document6.taghelperspans.txt |   1 +
 ...shAttributes_Document7.classifiedspans.txt |   5 +
 ...ashAttributes_Document7.taghelperspans.txt |   1 +
 ...tyAttributeTagHelpers1.classifiedspans.txt |   0
 ...ptyAttributeTagHelpers1.taghelperspans.txt |   1 +
 ...tyAttributeTagHelpers2.classifiedspans.txt |   0
 ...ptyAttributeTagHelpers2.taghelperspans.txt |   1 +
 ...tyAttributeTagHelpers3.classifiedspans.txt |   1 +
 ...ptyAttributeTagHelpers3.taghelperspans.txt |   1 +
 ...tyAttributeTagHelpers4.classifiedspans.txt |   1 +
 ...ptyAttributeTagHelpers4.taghelperspans.txt |   1 +
 ...tyAttributeTagHelpers5.classifiedspans.txt |   1 +
 ...ptyAttributeTagHelpers5.taghelperspans.txt |   1 +
 ...mizedAttributes_Block1.classifiedspans.txt |   6 +
 ...imizedAttributes_Block1.taghelperspans.txt |   1 +
 ...izedAttributes_Block10.classifiedspans.txt |   6 +
 ...mizedAttributes_Block10.taghelperspans.txt |   1 +
 ...izedAttributes_Block11.classifiedspans.txt |   6 +
 ...mizedAttributes_Block11.taghelperspans.txt |   1 +
 ...izedAttributes_Block12.classifiedspans.txt |   6 +
 ...mizedAttributes_Block12.taghelperspans.txt |   1 +
 ...izedAttributes_Block13.classifiedspans.txt |   6 +
 ...mizedAttributes_Block13.taghelperspans.txt |   1 +
 ...izedAttributes_Block14.classifiedspans.txt |   7 +
 ...mizedAttributes_Block14.taghelperspans.txt |   1 +
 ...izedAttributes_Block15.classifiedspans.txt |   8 +
 ...mizedAttributes_Block15.taghelperspans.txt |   1 +
 ...izedAttributes_Block16.classifiedspans.txt |   6 +
 ...mizedAttributes_Block16.taghelperspans.txt |   1 +
 ...izedAttributes_Block17.classifiedspans.txt |   6 +
 ...mizedAttributes_Block17.taghelperspans.txt |   1 +
 ...izedAttributes_Block18.classifiedspans.txt |   6 +
 ...mizedAttributes_Block18.taghelperspans.txt |   1 +
 ...izedAttributes_Block19.classifiedspans.txt |   6 +
 ...mizedAttributes_Block19.taghelperspans.txt |   1 +
 ...mizedAttributes_Block2.classifiedspans.txt |   6 +
 ...imizedAttributes_Block2.taghelperspans.txt |   1 +
 ...izedAttributes_Block20.classifiedspans.txt |   7 +
 ...mizedAttributes_Block20.taghelperspans.txt |   1 +
 ...izedAttributes_Block21.classifiedspans.txt |   7 +
 ...mizedAttributes_Block21.taghelperspans.txt |   1 +
 ...izedAttributes_Block22.classifiedspans.txt |   7 +
 ...mizedAttributes_Block22.taghelperspans.txt |   1 +
 ...izedAttributes_Block23.classifiedspans.txt |   7 +
 ...mizedAttributes_Block23.taghelperspans.txt |   1 +
 ...izedAttributes_Block24.classifiedspans.txt |   7 +
 ...mizedAttributes_Block24.taghelperspans.txt |   1 +
 ...izedAttributes_Block25.classifiedspans.txt |   7 +
 ...mizedAttributes_Block25.taghelperspans.txt |   1 +
 ...izedAttributes_Block26.classifiedspans.txt |   7 +
 ...mizedAttributes_Block26.taghelperspans.txt |   1 +
 ...izedAttributes_Block27.classifiedspans.txt |   7 +
 ...mizedAttributes_Block27.taghelperspans.txt |   1 +
 ...izedAttributes_Block28.classifiedspans.txt |   7 +
 ...mizedAttributes_Block28.taghelperspans.txt |   1 +
 ...izedAttributes_Block29.classifiedspans.txt |   7 +
 ...mizedAttributes_Block29.taghelperspans.txt |   1 +
 ...mizedAttributes_Block3.classifiedspans.txt |   6 +
 ...imizedAttributes_Block3.taghelperspans.txt |   1 +
 ...izedAttributes_Block30.classifiedspans.txt |  10 ++
 ...mizedAttributes_Block30.taghelperspans.txt |   1 +
 ...izedAttributes_Block31.classifiedspans.txt |  10 ++
 ...mizedAttributes_Block31.taghelperspans.txt |   1 +
 ...izedAttributes_Block32.classifiedspans.txt |  14 ++
 ...mizedAttributes_Block32.taghelperspans.txt |   1 +
 ...izedAttributes_Block33.classifiedspans.txt |  14 ++
 ...mizedAttributes_Block33.taghelperspans.txt |   1 +
 ...mizedAttributes_Block4.classifiedspans.txt |   6 +
 ...imizedAttributes_Block4.taghelperspans.txt |   1 +
 ...mizedAttributes_Block5.classifiedspans.txt |   6 +
 ...imizedAttributes_Block5.taghelperspans.txt |   1 +
 ...mizedAttributes_Block6.classifiedspans.txt |   6 +
 ...imizedAttributes_Block6.taghelperspans.txt |   1 +
 ...mizedAttributes_Block7.classifiedspans.txt |   6 +
 ...imizedAttributes_Block7.taghelperspans.txt |   1 +
 ...mizedAttributes_Block8.classifiedspans.txt |   6 +
 ...imizedAttributes_Block8.taghelperspans.txt |   1 +
 ...mizedAttributes_Block9.classifiedspans.txt |   6 +
 ...imizedAttributes_Block9.taghelperspans.txt |   1 +
 ...edAttributes_Document1.classifiedspans.txt |   0
 ...zedAttributes_Document1.taghelperspans.txt |   1 +
 ...dAttributes_Document10.classifiedspans.txt |   0
 ...edAttributes_Document10.taghelperspans.txt |   1 +
 ...dAttributes_Document11.classifiedspans.txt |   0
 ...edAttributes_Document11.taghelperspans.txt |   1 +
 ...dAttributes_Document12.classifiedspans.txt |   0
 ...edAttributes_Document12.taghelperspans.txt |   1 +
 ...dAttributes_Document13.classifiedspans.txt |   0
 ...edAttributes_Document13.taghelperspans.txt |   1 +
 ...dAttributes_Document14.classifiedspans.txt |   1 +
 ...edAttributes_Document14.taghelperspans.txt |   1 +
 ...dAttributes_Document15.classifiedspans.txt |   2 +
 ...edAttributes_Document15.taghelperspans.txt |   1 +
 ...dAttributes_Document16.classifiedspans.txt |   0
 ...edAttributes_Document16.taghelperspans.txt |   1 +
 ...dAttributes_Document17.classifiedspans.txt |   0
 ...edAttributes_Document17.taghelperspans.txt |   1 +
 ...dAttributes_Document18.classifiedspans.txt |   0
 ...edAttributes_Document18.taghelperspans.txt |   1 +
 ...dAttributes_Document19.classifiedspans.txt |   0
 ...edAttributes_Document19.taghelperspans.txt |   1 +
 ...edAttributes_Document2.classifiedspans.txt |   0
 ...zedAttributes_Document2.taghelperspans.txt |   1 +
 ...dAttributes_Document20.classifiedspans.txt |   1 +
 ...edAttributes_Document20.taghelperspans.txt |   1 +
 ...dAttributes_Document21.classifiedspans.txt |   1 +
 ...edAttributes_Document21.taghelperspans.txt |   1 +
 ...dAttributes_Document22.classifiedspans.txt |   1 +
 ...edAttributes_Document22.taghelperspans.txt |   1 +
 ...dAttributes_Document23.classifiedspans.txt |   1 +
 ...edAttributes_Document23.taghelperspans.txt |   1 +
 ...dAttributes_Document24.classifiedspans.txt |   1 +
 ...edAttributes_Document24.taghelperspans.txt |   1 +
 ...dAttributes_Document25.classifiedspans.txt |   1 +
 ...edAttributes_Document25.taghelperspans.txt |   1 +
 ...dAttributes_Document26.classifiedspans.txt |   1 +
 ...edAttributes_Document26.taghelperspans.txt |   1 +
 ...dAttributes_Document27.classifiedspans.txt |   1 +
 ...edAttributes_Document27.taghelperspans.txt |   1 +
 ...dAttributes_Document28.classifiedspans.txt |   1 +
 ...edAttributes_Document28.taghelperspans.txt |   1 +
 ...dAttributes_Document29.classifiedspans.txt |   1 +
 ...edAttributes_Document29.taghelperspans.txt |   1 +
 ...edAttributes_Document3.classifiedspans.txt |   0
 ...zedAttributes_Document3.taghelperspans.txt |   1 +
 ...dAttributes_Document30.classifiedspans.txt |   4 +
 ...edAttributes_Document30.taghelperspans.txt |   1 +
 ...dAttributes_Document31.classifiedspans.txt |   4 +
 ...edAttributes_Document31.taghelperspans.txt |   1 +
 ...dAttributes_Document32.classifiedspans.txt |   8 +
 ...edAttributes_Document32.taghelperspans.txt |   1 +
 ...dAttributes_Document33.classifiedspans.txt |   8 +
 ...edAttributes_Document33.taghelperspans.txt |   1 +
 ...edAttributes_Document4.classifiedspans.txt |   0
 ...zedAttributes_Document4.taghelperspans.txt |   1 +
 ...edAttributes_Document5.classifiedspans.txt |   0
 ...zedAttributes_Document5.taghelperspans.txt |   1 +
 ...edAttributes_Document6.classifiedspans.txt |   0
 ...zedAttributes_Document6.taghelperspans.txt |   1 +
 ...edAttributes_Document7.classifiedspans.txt |   0
 ...zedAttributes_Document7.taghelperspans.txt |   1 +
 ...edAttributes_Document8.classifiedspans.txt |   0
 ...zedAttributes_Document8.taghelperspans.txt |   1 +
 ...edAttributes_Document9.classifiedspans.txt |   0
 ...zedAttributes_Document9.taghelperspans.txt |   1 +
 ...ttributes_PartialTags1.classifiedspans.txt |   0
 ...Attributes_PartialTags1.taghelperspans.txt |   1 +
 ...ttributes_PartialTags2.classifiedspans.txt |   0
 ...Attributes_PartialTags2.taghelperspans.txt |   1 +
 ...ttributes_PartialTags3.classifiedspans.txt |   0
 ...Attributes_PartialTags3.taghelperspans.txt |   1 +
 ...ttributes_PartialTags4.classifiedspans.txt |   0
 ...Attributes_PartialTags4.taghelperspans.txt |   1 +
 ...ttributes_PartialTags5.classifiedspans.txt |   0
 ...Attributes_PartialTags5.taghelperspans.txt |   1 +
 ...ttributes_PartialTags6.classifiedspans.txt |   0
 ...Attributes_PartialTags6.taghelperspans.txt |   1 +
 ...ttributes_PartialTags7.classifiedspans.txt |   0
 ...Attributes_PartialTags7.taghelperspans.txt |   1 +
 ...ttributes_PartialTags8.classifiedspans.txt |   0
 ...Attributes_PartialTags8.taghelperspans.txt |   2 +
 ...BooleanBoundAttributes.classifiedspans.txt |   0
 ...dBooleanBoundAttributes.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml1.classifiedspans.txt |   3 +
 ...iter_AllowsInvalidHtml1.taghelperspans.txt |   1 +
 ...er_AllowsInvalidHtml10.classifiedspans.txt |   8 +
 ...ter_AllowsInvalidHtml10.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml2.classifiedspans.txt |   1 +
 ...iter_AllowsInvalidHtml2.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml3.classifiedspans.txt |   3 +
 ...ter_AllowsInvalidHtml4.classifiedspans.txt |   1 +
 ...iter_AllowsInvalidHtml4.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml5.classifiedspans.txt |   5 +
 ...iter_AllowsInvalidHtml5.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml6.classifiedspans.txt |   4 +
 ...iter_AllowsInvalidHtml6.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml7.classifiedspans.txt |   5 +
 ...iter_AllowsInvalidHtml7.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml8.classifiedspans.txt |   7 +
 ...iter_AllowsInvalidHtml8.taghelperspans.txt |   1 +
 ...ter_AllowsInvalidHtml9.classifiedspans.txt |   8 +
 ...iter_AllowsInvalidHtml9.taghelperspans.txt |   1 +
 ...orIncompleteTagHelper1.classifiedspans.txt |   5 +
 ...ForIncompleteTagHelper1.taghelperspans.txt |   2 +
 ...orIncompleteTagHelper2.classifiedspans.txt |   4 +
 ...ForIncompleteTagHelper2.taghelperspans.txt |   2 +
 ...orIncompleteTagHelper3.classifiedspans.txt |   4 +
 ...ForIncompleteTagHelper3.taghelperspans.txt |   2 +
 ...orIncompleteTagHelper4.classifiedspans.txt |   4 +
 ...ForIncompleteTagHelper4.taghelperspans.txt |   2 +
 ...uteTagHelperTagBlocks1.classifiedspans.txt |   4 +
 ...buteTagHelperTagBlocks1.taghelperspans.txt |   1 +
 ...uteTagHelperTagBlocks2.classifiedspans.txt |  12 ++
 ...buteTagHelperTagBlocks2.taghelperspans.txt |   1 +
 ...uteTagHelperTagBlocks3.classifiedspans.txt |   5 +
 ...buteTagHelperTagBlocks3.taghelperspans.txt |   1 +
 ...uteTagHelperTagBlocks4.classifiedspans.txt |  13 ++
 ...buteTagHelperTagBlocks4.taghelperspans.txt |   1 +
 ...uteTagHelperTagBlocks5.classifiedspans.txt |   7 +
 ...buteTagHelperTagBlocks5.taghelperspans.txt |   2 +
 ...uteTagHelperTagBlocks6.classifiedspans.txt |  15 ++
 ...buteTagHelperTagBlocks6.taghelperspans.txt |   2 +
 ...uteTagHelperTagBlocks7.classifiedspans.txt |  13 ++
 ...buteTagHelperTagBlocks7.taghelperspans.txt |   1 +
 ...lexTagHelperTagBlocks1.classifiedspans.txt |   2 +
 ...plexTagHelperTagBlocks1.taghelperspans.txt |   1 +
 ...lexTagHelperTagBlocks2.classifiedspans.txt |   6 +
 ...plexTagHelperTagBlocks2.taghelperspans.txt |   2 +
 ...lexTagHelperTagBlocks3.classifiedspans.txt |   3 +
 ...plexTagHelperTagBlocks3.taghelperspans.txt |   1 +
 ...lexTagHelperTagBlocks4.classifiedspans.txt |   7 +
 ...plexTagHelperTagBlocks4.taghelperspans.txt |   2 +
 ...lexTagHelperTagBlocks5.classifiedspans.txt |   5 +
 ...plexTagHelperTagBlocks5.taghelperspans.txt |   2 +
 ...lexTagHelperTagBlocks6.classifiedspans.txt |  13 ++
 ...plexTagHelperTagBlocks6.taghelperspans.txt |   4 +
 ...lexTagHelperTagBlocks7.classifiedspans.txt |   9 ++
 ...plexTagHelperTagBlocks7.taghelperspans.txt |   1 +
 ...lexTagHelperTagBlocks8.classifiedspans.txt |  17 ++
 ...plexTagHelperTagBlocks8.taghelperspans.txt |   3 +
 ...cedTagHelperTagBlocks1.classifiedspans.txt |   6 +
 ...acedTagHelperTagBlocks1.taghelperspans.txt |   1 +
 ...cedTagHelperTagBlocks2.classifiedspans.txt |   7 +
 ...acedTagHelperTagBlocks2.taghelperspans.txt |   1 +
 ...cedTagHelperTagBlocks3.classifiedspans.txt |   7 +
 ...acedTagHelperTagBlocks3.taghelperspans.txt |   2 +
 ...ainTagHelperTagBlocks1.classifiedspans.txt |   0
 ...lainTagHelperTagBlocks1.taghelperspans.txt |   1 +
 ...ainTagHelperTagBlocks2.classifiedspans.txt |   1 +
 ...lainTagHelperTagBlocks2.taghelperspans.txt |   1 +
 ...ainTagHelperTagBlocks3.classifiedspans.txt |   3 +
 ...lainTagHelperTagBlocks3.taghelperspans.txt |   2 +
 ...ainTagHelperTagBlocks4.classifiedspans.txt |   4 +
 ...lainTagHelperTagBlocks4.taghelperspans.txt |   1 +
 ...ritesScriptTagHelpers1.classifiedspans.txt |   1 +
 ...writesScriptTagHelpers1.taghelperspans.txt |   1 +
 ...ritesScriptTagHelpers2.classifiedspans.txt |   1 +
 ...writesScriptTagHelpers2.taghelperspans.txt |   1 +
 ...ritesScriptTagHelpers3.classifiedspans.txt |   3 +
 ...writesScriptTagHelpers3.taghelperspans.txt |   3 +
 ...ritesScriptTagHelpers4.classifiedspans.txt |   3 +
 ...writesScriptTagHelpers4.taghelperspans.txt |   2 +
 ...ritesScriptTagHelpers5.classifiedspans.txt |   2 +
 ...writesScriptTagHelpers5.taghelperspans.txt |   1 +
 ...ritesScriptTagHelpers6.classifiedspans.txt |   4 +
 ...writesScriptTagHelpers6.taghelperspans.txt |   2 +
 ...ritesScriptTagHelpers7.classifiedspans.txt |   6 +
 ...writesScriptTagHelpers7.taghelperspans.txt |   2 +
 ...SelfClosingTagHelpers1.classifiedspans.txt |   2 +
 ...sSelfClosingTagHelpers1.taghelperspans.txt |   1 +
 ...SelfClosingTagHelpers2.classifiedspans.txt |   4 +
 ...sSelfClosingTagHelpers2.taghelperspans.txt |   2 +
 ...SelfClosingTagHelpers3.classifiedspans.txt |   5 +
 ...sSelfClosingTagHelpers3.taghelperspans.txt |   2 +
 ...rsWithPlainAttributes1.classifiedspans.txt |   2 +
 ...ersWithPlainAttributes1.taghelperspans.txt |   1 +
 ...rsWithPlainAttributes2.classifiedspans.txt |   3 +
 ...ersWithPlainAttributes2.taghelperspans.txt |   1 +
 ...rsWithPlainAttributes3.classifiedspans.txt |   5 +
 ...ersWithPlainAttributes3.taghelperspans.txt |   2 +
 ...rsWithPlainAttributes4.classifiedspans.txt |  10 ++
 ...ersWithPlainAttributes4.taghelperspans.txt |   1 +
 ...thQuotelessAttributes1.classifiedspans.txt |   4 +
 ...ithQuotelessAttributes1.taghelperspans.txt |   1 +
 ...thQuotelessAttributes2.classifiedspans.txt |   5 +
 ...ithQuotelessAttributes2.taghelperspans.txt |   1 +
 ...thQuotelessAttributes3.classifiedspans.txt |   8 +
 ...ithQuotelessAttributes3.taghelperspans.txt |   1 +
 ...thQuotelessAttributes4.classifiedspans.txt |   9 ++
 ...ithQuotelessAttributes4.taghelperspans.txt |   2 +
 ...thQuotelessAttributes5.classifiedspans.txt |  12 ++
 ...ithQuotelessAttributes5.taghelperspans.txt |   1 +
 ...owsPrefixedTagHelpers1.classifiedspans.txt |   1 +
 ...wsPrefixedTagHelpers10.classifiedspans.txt |   2 +
 ...owsPrefixedTagHelpers10.taghelperspans.txt |   1 +
 ...wsPrefixedTagHelpers11.classifiedspans.txt |   2 +
 ...owsPrefixedTagHelpers11.taghelperspans.txt |   1 +
 ...owsPrefixedTagHelpers2.classifiedspans.txt |   3 +
 ...owsPrefixedTagHelpers3.classifiedspans.txt |   0
 ...lowsPrefixedTagHelpers3.taghelperspans.txt |   1 +
 ...owsPrefixedTagHelpers4.classifiedspans.txt |   0
 ...lowsPrefixedTagHelpers4.taghelperspans.txt |   1 +
 ...owsPrefixedTagHelpers5.classifiedspans.txt |   2 +
 ...lowsPrefixedTagHelpers5.taghelperspans.txt |   1 +
 ...owsPrefixedTagHelpers6.classifiedspans.txt |   3 +
 ...owsPrefixedTagHelpers7.classifiedspans.txt |   6 +
 ...owsPrefixedTagHelpers8.classifiedspans.txt |   1 +
 ...lowsPrefixedTagHelpers8.taghelperspans.txt |   1 +
 ...owsPrefixedTagHelpers9.classifiedspans.txt |   1 +
 ...lowsPrefixedTagHelpers9.taghelperspans.txt |   1 +
 ...azorCommentsAsChildren.classifiedspans.txt |   8 +
 ...RazorCommentsAsChildren.taghelperspans.txt |   1 +
 ...zorMarkupInHtmlComment.classifiedspans.txt |   8 +
 ...azorMarkupInHtmlComment.taghelperspans.txt |   1 +
 ...HtmlCommentsAsChildren.classifiedspans.txt |   6 +
 ...eHtmlCommentsAsChildren.taghelperspans.txt |   1 +
 ..._WithAttributeTextTag1.classifiedspans.txt |  11 ++
 ..._WithAttributeTextTag2.classifiedspans.txt |  16 ++
 ..._WithAttributeTextTag3.classifiedspans.txt |  17 ++
 ..._WithAttributeTextTag4.classifiedspans.txt |  19 +++
 ..._WithAttributeTextTag5.classifiedspans.txt |  20 +++
 ...lock_WithBlockTextTag1.classifiedspans.txt |   7 +
 ...lock_WithBlockTextTag2.classifiedspans.txt |   9 ++
 ...lock_WithBlockTextTag3.classifiedspans.txt |  12 ++
 ...lock_WithBlockTextTag4.classifiedspans.txt |  13 ++
 ...lock_WithBlockTextTag5.classifiedspans.txt |  10 ++
 ...lock_WithBlockTextTag6.classifiedspans.txt |  10 ++
 ...lock_WithBlockTextTag7.classifiedspans.txt |  12 ++
 ...Block_WithBlockTextTag7.taghelperspans.txt |   1 +
 ...lock_WithBlockTextTag8.classifiedspans.txt |  11 ++
 ...lock_WithBlockTextTag9.classifiedspans.txt |  13 ++
 ...tOptForIncompleteHTML1.classifiedspans.txt |   1 +
 ...tOptForIncompleteHTML2.classifiedspans.txt |   3 +
 ...tOptForIncompleteHTML3.classifiedspans.txt |   3 +
 ...tOptForIncompleteHTML4.classifiedspans.txt |   4 +
 ...tOptForIncompleteHTML5.classifiedspans.txt |   5 +
 ...tOptForIncompleteHTML6.classifiedspans.txt |   6 +
 ...tOptForIncompleteHTML7.classifiedspans.txt |   7 +
 ...leteHTMLInCSharpBlock1.classifiedspans.txt |   6 +
 ...leteHTMLInCSharpBlock2.classifiedspans.txt |   6 +
 ...leteHTMLInCSharpBlock3.classifiedspans.txt |   7 +
 ...leteHTMLInCSharpBlock4.classifiedspans.txt |   8 +
 ...leteHTMLInCSharpBlock5.classifiedspans.txt |   8 +
 ...leteHTMLInCSharpBlock6.classifiedspans.txt |  11 ++
 ...leteHTMLInCSharpBlock7.classifiedspans.txt |  10 ++
 ...leteHTMLInCSharpBlock8.classifiedspans.txt |  11 ++
 ...eTextTagInCSharpBlock1.classifiedspans.txt |   6 +
 ...eTextTagInCSharpBlock2.classifiedspans.txt |   7 +
 ...eTextTagInCSharpBlock3.classifiedspans.txt |   8 +
 ...eTextTagInCSharpBlock4.classifiedspans.txt |   8 +
 ...eTextTagInCSharpBlock5.classifiedspans.txt |  10 ++
 ...eTextTagInCSharpBlock6.classifiedspans.txt |  11 ++
 ...arp_WithAttributeData1.classifiedspans.txt |  11 ++
 ...arp_WithAttributeData2.classifiedspans.txt |  16 ++
 ...arp_WithAttributeData3.classifiedspans.txt |  17 ++
 ...arp_WithAttributeData4.classifiedspans.txt |  19 +++
 ...arp_WithAttributeData5.classifiedspans.txt |  20 +++
 ...tCSharp_WithBlockData1.classifiedspans.txt |   7 +
 ...CSharp_WithBlockData10.classifiedspans.txt |  10 ++
 ...tCSharp_WithBlockData10.taghelperspans.txt |   1 +
 ...CSharp_WithBlockData11.classifiedspans.txt |  12 ++
 ...tCSharp_WithBlockData11.taghelperspans.txt |   1 +
 ...CSharp_WithBlockData12.classifiedspans.txt |  16 ++
 ...tCSharp_WithBlockData12.taghelperspans.txt |   2 +
 ...tCSharp_WithBlockData2.classifiedspans.txt |   9 ++
 ...tCSharp_WithBlockData3.classifiedspans.txt |  12 ++
 ...tCSharp_WithBlockData4.classifiedspans.txt |  13 ++
 ...tCSharp_WithBlockData5.classifiedspans.txt |  10 ++
 ...tCSharp_WithBlockData6.classifiedspans.txt |   9 ++
 ...utCSharp_WithBlockData6.taghelperspans.txt |   1 +
 ...tCSharp_WithBlockData7.classifiedspans.txt |  12 ++
 ...utCSharp_WithBlockData7.taghelperspans.txt |   1 +
 ...tCSharp_WithBlockData8.classifiedspans.txt |  10 ++
 ...utCSharp_WithBlockData8.taghelperspans.txt |   1 +
 ...tCSharp_WithBlockData9.classifiedspans.txt |  13 ++
 ...TML_WithAttributeData1.classifiedspans.txt |   7 +
 ...TML_WithAttributeData2.classifiedspans.txt |  10 ++
 ...TML_WithAttributeData3.classifiedspans.txt |  11 ++
 ...TML_WithAttributeData4.classifiedspans.txt |  13 ++
 ...TML_WithAttributeData5.classifiedspans.txt |  14 ++
 ...OutHTML_WithBlockData1.classifiedspans.txt |   3 +
 ...utHTML_WithBlockData10.classifiedspans.txt |   3 +
 ...OutHTML_WithBlockData10.taghelperspans.txt |   1 +
 ...utHTML_WithBlockData11.classifiedspans.txt |   6 +
 ...OutHTML_WithBlockData11.taghelperspans.txt |   1 +
 ...utHTML_WithBlockData12.classifiedspans.txt |   9 ++
 ...OutHTML_WithBlockData12.taghelperspans.txt |   2 +
 ...OutHTML_WithBlockData2.classifiedspans.txt |   3 +
 ...OutHTML_WithBlockData3.classifiedspans.txt |   6 +
 ...OutHTML_WithBlockData4.classifiedspans.txt |   7 +
 ...OutHTML_WithBlockData5.classifiedspans.txt |   4 +
 ...OutHTML_WithBlockData6.classifiedspans.txt |   3 +
 ...tOutHTML_WithBlockData6.taghelperspans.txt |   1 +
 ...OutHTML_WithBlockData7.classifiedspans.txt |   6 +
 ...tOutHTML_WithBlockData7.taghelperspans.txt |   1 +
 ...OutHTML_WithBlockData8.classifiedspans.txt |   6 +
 ...tOutHTML_WithBlockData8.taghelperspans.txt |   1 +
 ...OutHTML_WithBlockData9.classifiedspans.txt |   7 +
 ...ChildrenWithWhitespace.classifiedspans.txt |   5 +
 ...dChildrenWithWhitespace.taghelperspans.txt |   1 +
 ...ersWithAllowedChildren.classifiedspans.txt |   1 +
 ...persWithAllowedChildren.taghelperspans.txt |   3 +
 ...llowedChildren_OneNull.classifiedspans.txt |   1 +
 ...AllowedChildren_OneNull.taghelperspans.txt |   3 +
 ...StartTagOnlyTagTagMode.classifiedspans.txt |   0
 ...eStartTagOnlyTagTagMode.taghelperspans.txt |   1 +
 ...onsistentTagStructures.classifiedspans.txt |   0
 ...consistentTagStructures.taghelperspans.txt |   1 +
 ...TagStructureForEndTags.classifiedspans.txt |   1 +
 ...enWhenFeatureFlagIsOff.classifiedspans.txt |   3 +
 ...renWhenFeatureFlagIsOff.taghelperspans.txt |   1 +
 ...WithCommentsAsChildren.classifiedspans.txt |   7 +
 ...tWithCommentsAsChildren.taghelperspans.txt |   1 +
 ...agHelperTags_Correctly.classifiedspans.txt |   7 +
 ...ildrenAndRequireParent.classifiedspans.txt |   1 +
 ...hildrenAndRequireParent.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly1.classifiedspans.txt |   3 +
 ...gHelperBlocksCorrectly1.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly10.classifiedspans.txt |   8 +
 ...HelperBlocksCorrectly10.taghelperspans.txt |   2 +
 ...HelperBlocksCorrectly2.classifiedspans.txt |   3 +
 ...gHelperBlocksCorrectly2.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly3.classifiedspans.txt |   5 +
 ...gHelperBlocksCorrectly3.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly4.classifiedspans.txt |   5 +
 ...gHelperBlocksCorrectly4.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly5.classifiedspans.txt |   4 +
 ...gHelperBlocksCorrectly5.taghelperspans.txt |   2 +
 ...HelperBlocksCorrectly6.classifiedspans.txt |   4 +
 ...gHelperBlocksCorrectly6.taghelperspans.txt |   2 +
 ...HelperBlocksCorrectly7.classifiedspans.txt |   4 +
 ...gHelperBlocksCorrectly7.taghelperspans.txt |   2 +
 ...HelperBlocksCorrectly8.classifiedspans.txt |   4 +
 ...gHelperBlocksCorrectly8.taghelperspans.txt |   2 +
 ...HelperBlocksCorrectly9.classifiedspans.txt |   8 +
 ...gHelperBlocksCorrectly9.taghelperspans.txt |   2 +
 ...efixAndAllowedChildren.classifiedspans.txt |   2 +
 ...refixAndAllowedChildren.taghelperspans.txt |   1 +
 ...hAndRestrictedChildren.classifiedspans.txt |   2 +
 ...chAndRestrictedChildren.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly1.classifiedspans.txt |   1 +
 ...elperBlocksCorrectly10.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly10.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly2.classifiedspans.txt |   1 +
 ...gHelperBlocksCorrectly2.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly3.classifiedspans.txt |   2 +
 ...gHelperBlocksCorrectly3.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly4.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly5.classifiedspans.txt |   1 +
 ...gHelperBlocksCorrectly5.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly6.classifiedspans.txt |   2 +
 ...gHelperBlocksCorrectly6.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly7.classifiedspans.txt |   2 +
 ...gHelperBlocksCorrectly7.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly8.classifiedspans.txt |   3 +
 ...gHelperBlocksCorrectly8.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly9.classifiedspans.txt |   1 +
 ...gHelperBlocksCorrectly9.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly1.classifiedspans.txt |   1 +
 ...elperBlocksCorrectly10.classifiedspans.txt |   1 +
 ...HelperBlocksCorrectly10.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly11.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly11.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly12.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly12.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly13.classifiedspans.txt |   3 +
 ...HelperBlocksCorrectly13.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly14.classifiedspans.txt |   5 +
 ...elperBlocksCorrectly15.classifiedspans.txt |   6 +
 ...elperBlocksCorrectly16.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly16.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly17.classifiedspans.txt |   3 +
 ...HelperBlocksCorrectly17.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly18.classifiedspans.txt |   3 +
 ...HelperBlocksCorrectly18.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly19.classifiedspans.txt |   1 +
 ...HelperBlocksCorrectly19.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly2.classifiedspans.txt |   2 +
 ...elperBlocksCorrectly20.classifiedspans.txt |   3 +
 ...HelperBlocksCorrectly20.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly21.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly21.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly22.classifiedspans.txt |   5 +
 ...HelperBlocksCorrectly22.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly23.classifiedspans.txt |   6 +
 ...HelperBlocksCorrectly23.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly24.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly24.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly25.classifiedspans.txt |   3 +
 ...HelperBlocksCorrectly25.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly26.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly26.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly27.classifiedspans.txt |   3 +
 ...HelperBlocksCorrectly27.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly28.classifiedspans.txt |   5 +
 ...HelperBlocksCorrectly28.taghelperspans.txt |   1 +
 ...elperBlocksCorrectly29.classifiedspans.txt |   7 +
 ...HelperBlocksCorrectly29.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly3.classifiedspans.txt |   1 +
 ...elperBlocksCorrectly30.classifiedspans.txt |   7 +
 ...HelperBlocksCorrectly30.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly4.classifiedspans.txt |   2 +
 ...HelperBlocksCorrectly5.classifiedspans.txt |   1 +
 ...gHelperBlocksCorrectly5.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly6.classifiedspans.txt |   2 +
 ...gHelperBlocksCorrectly6.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly7.classifiedspans.txt |   2 +
 ...gHelperBlocksCorrectly7.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly8.classifiedspans.txt |   3 +
 ...gHelperBlocksCorrectly8.taghelperspans.txt |   1 +
 ...HelperBlocksCorrectly9.classifiedspans.txt |   6 +
 ...gHelperBlocksCorrectly9.taghelperspans.txt |   1 +
 ...standsAllowedChildren1.classifiedspans.txt |   0
 ...rstandsAllowedChildren1.taghelperspans.txt |   2 +
 ...tandsAllowedChildren10.classifiedspans.txt |   5 +
 ...standsAllowedChildren10.taghelperspans.txt |   4 +
 ...tandsAllowedChildren11.classifiedspans.txt |   7 +
 ...standsAllowedChildren11.taghelperspans.txt |   3 +
 ...tandsAllowedChildren12.classifiedspans.txt |   1 +
 ...standsAllowedChildren12.taghelperspans.txt |   1 +
 ...tandsAllowedChildren13.classifiedspans.txt |   1 +
 ...standsAllowedChildren13.taghelperspans.txt |   1 +
 ...tandsAllowedChildren14.classifiedspans.txt |   6 +
 ...standsAllowedChildren14.taghelperspans.txt |   4 +
 ...standsAllowedChildren2.classifiedspans.txt |   2 +
 ...rstandsAllowedChildren2.taghelperspans.txt |   2 +
 ...standsAllowedChildren3.classifiedspans.txt |   0
 ...rstandsAllowedChildren3.taghelperspans.txt |   2 +
 ...standsAllowedChildren4.classifiedspans.txt |   1 +
 ...rstandsAllowedChildren4.taghelperspans.txt |   1 +
 ...standsAllowedChildren5.classifiedspans.txt |   1 +
 ...rstandsAllowedChildren5.taghelperspans.txt |   1 +
 ...standsAllowedChildren6.classifiedspans.txt |   1 +
 ...rstandsAllowedChildren6.taghelperspans.txt |   2 +
 ...standsAllowedChildren7.classifiedspans.txt |   2 +
 ...rstandsAllowedChildren7.taghelperspans.txt |   3 +
 ...standsAllowedChildren8.classifiedspans.txt |   2 +
 ...rstandsAllowedChildren8.taghelperspans.txt |   3 +
 ...standsAllowedChildren9.classifiedspans.txt |   4 +
 ...rstandsAllowedChildren9.taghelperspans.txt |   3 +
 ...sNestedRequiredParent1.classifiedspans.txt |   2 +
 ...sNestedRequiredParent2.classifiedspans.txt |   0
 ...dsNestedRequiredParent2.taghelperspans.txt |   2 +
 ...sNestedRequiredParent3.classifiedspans.txt |   2 +
 ...dsNestedRequiredParent3.taghelperspans.txt |   1 +
 ...sNestedRequiredParent4.classifiedspans.txt |   4 +
 ...sNestedRequiredParent5.classifiedspans.txt |   2 +
 ...dsNestedRequiredParent5.taghelperspans.txt |   2 +
 ...ClosingRequiredParent1.classifiedspans.txt |   2 +
 ...fClosingRequiredParent1.taghelperspans.txt |   1 +
 ...ClosingRequiredParent2.classifiedspans.txt |   0
 ...fClosingRequiredParent2.taghelperspans.txt |   3 +
 ...ClosingRequiredParent3.classifiedspans.txt |   1 +
 ...fClosingRequiredParent3.taghelperspans.txt |   2 +
 ...ClosingRequiredParent4.classifiedspans.txt |   1 +
 ...fClosingRequiredParent4.taghelperspans.txt |   3 +
 ...ClosingRequiredParent5.classifiedspans.txt |   2 +
 ...fClosingRequiredParent5.taghelperspans.txt |   1 +
 ...ClosingRequiredParent6.classifiedspans.txt |   0
 ...fClosingRequiredParent6.taghelperspans.txt |   3 +
 ...ClosingRequiredParent7.classifiedspans.txt |   1 +
 ...fClosingRequiredParent7.taghelperspans.txt |   2 +
 ...ClosingRequiredParent8.classifiedspans.txt |   1 +
 ...fClosingRequiredParent8.taghelperspans.txt |   3 +
 ...wedChildrenForCatchAll.classifiedspans.txt |   1 +
 ...owedChildrenForCatchAll.taghelperspans.txt |   1 +
 ...nForCatchAllWithPrefix.classifiedspans.txt |   1 +
 ...enForCatchAllWithPrefix.taghelperspans.txt |   1 +
 ...ialRequiredParentTags1.classifiedspans.txt |   0
 ...tialRequiredParentTags1.taghelperspans.txt |   2 +
 ...ialRequiredParentTags2.classifiedspans.txt |   0
 ...tialRequiredParentTags2.taghelperspans.txt |   2 +
 ...ialRequiredParentTags3.classifiedspans.txt |   0
 ...tialRequiredParentTags3.taghelperspans.txt |   3 +
 ...ialRequiredParentTags4.classifiedspans.txt |   4 +
 ...tialRequiredParentTags4.taghelperspans.txt |   2 +
 ...ialRequiredParentTags5.classifiedspans.txt |   4 +
 ...tialRequiredParentTags5.taghelperspans.txt |   2 +
 ...ialRequiredParentTags6.classifiedspans.txt |   5 +
 ...tialRequiredParentTags6.taghelperspans.txt |   2 +
 ...efixAndAllowedChildren.classifiedspans.txt |   0
 ...refixAndAllowedChildren.taghelperspans.txt |   2 +
 ...ildrenAndRequireParent.classifiedspans.txt |   0
 ...hildrenAndRequireParent.taghelperspans.txt |   2 +
 ...eSpecialTagTagHelpers1.classifiedspans.txt |   5 +
 ...eSpecialTagTagHelpers2.classifiedspans.txt |   8 +
 ...eSpecialTagTagHelpers3.classifiedspans.txt |   3 +
 ...eSpecialTagTagHelpers4.classifiedspans.txt |   6 +
 ...eSpecialTagTagHelpers5.classifiedspans.txt |   6 +
 ...eSpecialTagTagHelpers6.classifiedspans.txt |   3 +
 ...eSpecialTagTagHelpers7.classifiedspans.txt |   3 +
 ...eSpecialTagTagHelpers8.classifiedspans.txt |   6 +
 ...gTransitionTagHelpers1.classifiedspans.txt |   1 +
 ...agTransitionTagHelpers1.taghelperspans.txt |   1 +
 ...gTransitionTagHelpers2.classifiedspans.txt |   9 ++
 ...gTransitionTagHelpers3.classifiedspans.txt |   9 ++
 ...agTransitionTagHelpers3.taghelperspans.txt |   1 +
 ...gTransitionTagHelpers4.classifiedspans.txt |   7 +
 ...agTransitionTagHelpers4.taghelperspans.txt |   2 +
 ...idHtmlTypedScriptTags1.classifiedspans.txt |   5 +
 ...idHtmlTypedScriptTags2.classifiedspans.txt |   7 +
 ...idHtmlTypedScriptTags3.classifiedspans.txt |   8 +
 ...idHtmlTypedScriptTags4.classifiedspans.txt |  10 ++
 ...tedTagHelperTagBlocks1.classifiedspans.txt |   0
 ...stedTagHelperTagBlocks1.taghelperspans.txt |   2 +
 ...tedTagHelperTagBlocks2.classifiedspans.txt |   1 +
 ...stedTagHelperTagBlocks2.taghelperspans.txt |   2 +
 ...tedTagHelperTagBlocks3.classifiedspans.txt |   4 +
 ...stedTagHelperTagBlocks3.taghelperspans.txt |   4 +
 ...tedTagHelperTagBlocks4.classifiedspans.txt |   8 +
 ...stedTagHelperTagBlocks4.taghelperspans.txt |   2 +
 ...InHtmlTypedScriptTags1.classifiedspans.txt |   6 +
 ...sInHtmlTypedScriptTags1.taghelperspans.txt |   1 +
 ...InHtmlTypedScriptTags2.classifiedspans.txt |  12 ++
 ...sInHtmlTypedScriptTags2.taghelperspans.txt |   1 +
 ...InHtmlTypedScriptTags3.classifiedspans.txt |  12 ++
 ...sInHtmlTypedScriptTags3.taghelperspans.txt |   2 +
 ...InHtmlTypedScriptTags4.classifiedspans.txt |  14 ++
 ...sInHtmlTypedScriptTags4.taghelperspans.txt |   1 +
 ...nBlock_To_Parent_Block.classifiedspans.txt |   4 +
 .../ClassifiedSpanSerializer.cs               |  21 +++
 .../ClassifiedSpan/ClassifiedSpanVerifier.cs  | 110 +++++++++++++
 .../ClassifiedSpan/ClassifiedSpanWriter.cs    | 112 ++++++++++++++
 .../Language/Legacy/ParserTestBase.cs         |  48 +++++-
 .../TagHelperSpan/TagHelperSpanSerializer.cs  |  21 +++
 .../TagHelperSpan/TagHelperSpanVerifier.cs    | 110 +++++++++++++
 .../TagHelperSpan/TagHelperSpanWriter.cs      |  81 ++++++++++
 1345 files changed, 6514 insertions(+), 121 deletions(-)
 create mode 100644 src/Microsoft.AspNetCore.Razor.Language/Legacy/ClassifiedSpanInternal.cs
 create mode 100644 src/Microsoft.AspNetCore.Razor.Language/Legacy/RazorSyntaxTreeExtensions.cs
 create mode 100644 src/Microsoft.AspNetCore.Razor.Language/Legacy/TagHelperSpanInternal.cs
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtEOF.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtEOF.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtEOF.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtStartOfFile.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideBlockComments.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideSingleLineComments.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/NestedCodeBlockWithAtDoesntCauseError.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsElseIfWithNoCondition.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsTrailingDotIntoImplicitExpressionWhenEmbeddedInCode.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAllowsEmptyBlockStatement.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCapturesNewlineAfterUsing.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlock.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingSemicolon.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileClauseEntirely.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileCondition.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileConditionWithSemicolon.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesMarkupInDoWhileBlock.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotAllowMultipleFinallyBlocks.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotParseMarkupStatementOrExpressionOnSwitchCharacterNotFollowedByOpenAngleOrColon.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesntCaptureWhitespaceAfterUsing.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceAliasMissingSemicolon.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceImportMissingSemicolon.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesElseIfBranchesOfIfStatement.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByIdentifierStart.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByOpenParen.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatement.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatementFollowedByOneElseBranch.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceAliasWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceImportWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForKeyword.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForeachKeyword.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsIfKeywordWithNoElseBranches.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsLockKeyword.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsSwitchKeyword.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsUsingKeywordFollowedByParen.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsWhileKeyword.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingCatchClausesAfterFinallyBlock.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingCodeAfterElseBranch.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingIfIfStatementNotFollowedByElse.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenCatchAndFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenDoAndWhileClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenElseIfAndElseClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseIfClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndCatchClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsExceptionLessCatchClauses.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenCatchAndFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenDoAndWhileClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenElseIfAndElseClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseIfClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndCatchClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinAdditionalCatchClauses.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinCatchClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinTryClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenCatchAndFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenDoAndWhileClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenElseIfAndElseClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseIfClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndCatchClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithFinallyClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithMultipleCatchClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithNoAdditionalClauses.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithOneCatchClause.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsUsingsNestedWithinOtherBlocks.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesBlockCommentAtEndOfFile.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesParenBalancingAtEOF.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleLineCommentAtEndOfFile.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleSlashAtEndOfFile.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesUsingKeywordAtEOFAndOutputsFileCodeBlock.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsAtSignsAfterFirstPairAsPartOfCSharpStatement.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsDoubleAtSignAsEscapeSequenceIfAtStatementStart.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithCSharpAt.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithMarkupSetsDotAsMarkup.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtBeginningOfAttributeValue_DoesNotThrow.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtEndOfAttributeValue_DoesNotThrow.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionBetweenAttributeValue_DoesNotThrow.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInAttributeValue_DoesNotThrow.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInEmail_DoesNotThrow.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInRegex_DoesNotThrow.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionWithExpressionBlock_DoesNotThrow.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransition_EndOfFile_Throws.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithUnexpectedTransitionsInAttributeValue_Throws.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParsersCanNestRecursively.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_InvalidLookupText_AddsError.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_NoValue_Invalid.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_RequiresValue.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SingleQuotes_AddsError.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SupportsSpaces.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_WithQuotes_InvalidLookupText_AddsError.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveDoesNotErorrIfNotAtStartOfLineBecauseOfWhitespace.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveErrorsIfNotAtStartOfLine.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsNullableTypes.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes_IgnoresTrailingWhitespace.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsWhiteSpaceAroundTokens.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFIncompleteNamespaceTokens.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFInvalidNamespaceTokens.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleIncompleteNamespaceTokens.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleInvalidNamespaceTokens.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsExtraContentAfterDirective.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsForInvalidMemberTokens.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenEOFBeforeDirectiveBlockStart.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenExtraContentBeforeBlockStart.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenMissingEndBrace.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedMultipleOccurring_CanHaveDuplicates.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedSinglyOccurring_ErrorsIfDuplicate.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherDirectives.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherWhiteSpaceCommentsAndDirectives.classifiedspans.txt
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 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers2.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags1.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags2.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags3.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags4.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks1.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks1.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.taghelperspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/WhiteSpaceRewriterTest/Rewrite_Moves_Whitespace_Preceeding_ExpressionBlock_To_Parent_Block.classifiedspans.txt
 create mode 100644 test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs
 create mode 100644 test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs
 create mode 100644 test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs
 create mode 100644 test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs
 create mode 100644 test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs
 create mode 100644 test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs

diff --git a/src/Microsoft.AspNetCore.Razor.Language/Legacy/ClassifiedSpanInternal.cs b/src/Microsoft.AspNetCore.Razor.Language/Legacy/ClassifiedSpanInternal.cs
new file mode 100644
index 0000000000..93c4331923
--- /dev/null
+++ b/src/Microsoft.AspNetCore.Razor.Language/Legacy/ClassifiedSpanInternal.cs
@@ -0,0 +1,27 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal struct ClassifiedSpanInternal
+    {
+        public ClassifiedSpanInternal(SourceSpan span, SourceSpan blockSpan, SpanKindInternal spanKind, BlockKindInternal blockKind, AcceptedCharactersInternal acceptedCharacters)
+        {
+            Span = span;
+            BlockSpan = blockSpan;
+            SpanKind = spanKind;
+            BlockKind = blockKind;
+            AcceptedCharacters = acceptedCharacters;
+        }
+
+        public AcceptedCharactersInternal AcceptedCharacters { get; }
+
+        public BlockKindInternal BlockKind { get; }
+
+        public SourceSpan BlockSpan { get; }
+
+        public SourceSpan Span { get; }
+
+        public SpanKindInternal SpanKind { get; }
+    }
+}
diff --git a/src/Microsoft.AspNetCore.Razor.Language/Legacy/RazorSyntaxTreeExtensions.cs b/src/Microsoft.AspNetCore.Razor.Language/Legacy/RazorSyntaxTreeExtensions.cs
new file mode 100644
index 0000000000..a07082152c
--- /dev/null
+++ b/src/Microsoft.AspNetCore.Razor.Language/Legacy/RazorSyntaxTreeExtensions.cs
@@ -0,0 +1,130 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal static class RazorSyntaxTreeExtensions
+    {
+        public static IReadOnlyList<ClassifiedSpanInternal> GetClassifiedSpans(this RazorSyntaxTree syntaxTree)
+        {
+            if (syntaxTree == null)
+            {
+                throw new ArgumentNullException(nameof(syntaxTree));
+            }
+
+            var spans = Flatten(syntaxTree);
+
+            var result = new ClassifiedSpanInternal[spans.Count];
+            for (var i = 0; i < spans.Count; i++)
+            {
+                var span = spans[i];
+                result[i] = new ClassifiedSpanInternal(
+                    new SourceSpan(
+                        span.Start.FilePath ?? syntaxTree.Source.FilePath,
+                        span.Start.AbsoluteIndex,
+                        span.Start.LineIndex,
+                        span.Start.CharacterIndex,
+                        span.Length),
+                    new SourceSpan(
+                        span.Parent.Start.FilePath ?? syntaxTree.Source.FilePath,
+                        span.Parent.Start.AbsoluteIndex,
+                        span.Parent.Start.LineIndex,
+                        span.Parent.Start.CharacterIndex,
+                        span.Parent.Length),
+                    span.Kind,
+                    span.Parent.Type,
+                    span.EditHandler.AcceptedCharacters);
+            }
+
+            return result;
+        }
+
+        public static IReadOnlyList<TagHelperSpanInternal> GetTagHelperSpans(this RazorSyntaxTree syntaxTree)
+        {
+            if (syntaxTree == null)
+            {
+                throw new ArgumentNullException(nameof(syntaxTree));
+            }
+
+            var results = new List<TagHelperSpanInternal>();
+
+            var toProcess = new List<Block>();
+            var blockChildren = new List<Block>();
+            toProcess.Add(syntaxTree.Root);
+
+            for (var i = 0; i < toProcess.Count; i++)
+            {
+                var blockNode = toProcess[i];
+                if (blockNode is TagHelperBlock tagHelperNode)
+                {
+                    results.Add(new TagHelperSpanInternal(
+                        new SourceSpan(
+                            tagHelperNode.Start.FilePath ?? syntaxTree.Source.FilePath,
+                            tagHelperNode.Start.AbsoluteIndex,
+                            tagHelperNode.Start.LineIndex,
+                            tagHelperNode.Start.CharacterIndex,
+                            tagHelperNode.Length),
+                        tagHelperNode.Binding));
+                }
+
+                // collect all child blocks and inject into toProcess as a single InsertRange
+                foreach (var child in blockNode.Children)
+                {
+                    if (child is Block block)
+                    {
+                        blockChildren.Add(block);
+                    }
+                }
+
+                if (blockChildren.Count > 0)
+                {
+                    toProcess.InsertRange(i + 1, blockChildren);
+                    blockChildren.Clear();
+                }
+            }
+
+            return results;
+        }
+
+        private static List<Span> Flatten(RazorSyntaxTree syntaxTree)
+        {
+            var result = new List<Span>();
+            AppendFlattenedSpans(syntaxTree.Root, result);
+            return result;
+
+            void AppendFlattenedSpans(SyntaxTreeNode node, List<Span> foundSpans)
+            {
+                if (node is Span spanNode)
+                {
+                    foundSpans.Add(spanNode);
+                }
+                else
+                {
+                    if (node is TagHelperBlock tagHelperNode)
+                    {
+                        // These aren't in document order, sort them first and then dig in
+                        var attributeNodes = tagHelperNode.Attributes.Select(kvp => kvp.Value).Where(att => att != null).ToList();
+                        attributeNodes.Sort((x, y) => x.Start.AbsoluteIndex.CompareTo(y.Start.AbsoluteIndex));
+
+                        foreach (var attributeNode in attributeNodes)
+                        {
+                            AppendFlattenedSpans(attributeNode, foundSpans);
+                        }
+                    }
+
+                    if (node is Block block)
+                    {
+                        foreach (var child in block.Children)
+                        {
+                            AppendFlattenedSpans(child, foundSpans);
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/src/Microsoft.AspNetCore.Razor.Language/Legacy/TagHelperSpanInternal.cs b/src/Microsoft.AspNetCore.Razor.Language/Legacy/TagHelperSpanInternal.cs
new file mode 100644
index 0000000000..8d5ff92f9d
--- /dev/null
+++ b/src/Microsoft.AspNetCore.Razor.Language/Legacy/TagHelperSpanInternal.cs
@@ -0,0 +1,28 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal struct TagHelperSpanInternal
+    {
+        public TagHelperSpanInternal(SourceSpan span, TagHelperBinding binding)
+        {
+            if (binding == null)
+            {
+                throw new ArgumentNullException(nameof(binding));
+            }
+
+            Span = span;
+            Binding = binding;
+        }
+
+        public TagHelperBinding Binding { get; }
+
+        public IEnumerable<TagHelperDescriptor> TagHelpers => Binding.Descriptors;
+
+        public SourceSpan Span { get; }
+    }
+}
diff --git a/src/Microsoft.VisualStudio.Editor.Razor/DefaultRazorSyntaxFactsService.cs b/src/Microsoft.VisualStudio.Editor.Razor/DefaultRazorSyntaxFactsService.cs
index b6cbfe50af..c5f3e2779a 100644
--- a/src/Microsoft.VisualStudio.Editor.Razor/DefaultRazorSyntaxFactsService.cs
+++ b/src/Microsoft.VisualStudio.Editor.Razor/DefaultRazorSyntaxFactsService.cs
@@ -1,13 +1,11 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-using System;
 using System.Collections.Generic;
 using System.ComponentModel.Composition;
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
-using Span = Microsoft.AspNetCore.Razor.Language.Legacy.Span;
 
 namespace Microsoft.VisualStudio.Editor.Razor
 {
@@ -17,125 +15,22 @@ namespace Microsoft.VisualStudio.Editor.Razor
     {
         public override IReadOnlyList<ClassifiedSpan> GetClassifiedSpans(RazorSyntaxTree syntaxTree)
         {
-            if (syntaxTree == null)
+            var result = syntaxTree.GetClassifiedSpans();
+            return result.Select(item =>
             {
-                throw new ArgumentNullException(nameof(syntaxTree));
-            }
-
-            var spans = Flatten(syntaxTree);
-
-            var result = new ClassifiedSpan[spans.Count];
-            for (var i = 0; i < spans.Count; i++)
-            {
-                var span = spans[i];
-                result[i] = new ClassifiedSpan(
-                    new SourceSpan(
-                        span.Start.FilePath ?? syntaxTree.Source.FilePath,
-                        span.Start.AbsoluteIndex,
-                        span.Start.LineIndex,
-                        span.Start.CharacterIndex,
-                        span.Length),
-                    new SourceSpan(
-                        span.Parent.Start.FilePath ?? syntaxTree.Source.FilePath,
-                        span.Parent.Start.AbsoluteIndex,
-                        span.Parent.Start.LineIndex,
-                        span.Parent.Start.CharacterIndex,
-                        span.Parent.Length),
-                    (SpanKind)span.Kind,
-                    (BlockKind)span.Parent.Type,
-                    (AcceptedCharacters)span.EditHandler.AcceptedCharacters);
-            }
-
-            return result;
-        }
-
-        private List<Span> Flatten(RazorSyntaxTree syntaxTree)
-        {
-            var result = new List<Span>();
-            AppendFlattenedSpans(syntaxTree.Root, result);
-            return result;
-
-            void AppendFlattenedSpans(SyntaxTreeNode node, List<Span> foundSpans)
-            {
-                Span spanNode = node as Span;
-                if (spanNode != null)
-                {
-                    foundSpans.Add(spanNode);
-                }
-                else
-                {
-                    TagHelperBlock tagHelperNode = node as TagHelperBlock;
-                    if (tagHelperNode != null)
-                    {
-                        // These aren't in document order, sort them first and then dig in
-                        List<SyntaxTreeNode> attributeNodes = tagHelperNode.Attributes.Select(kvp => kvp.Value).Where(att => att != null).ToList();
-                        attributeNodes.Sort((x, y) => x.Start.AbsoluteIndex.CompareTo(y.Start.AbsoluteIndex));
-
-                        foreach (SyntaxTreeNode curNode in attributeNodes)
-                        {
-                            AppendFlattenedSpans(curNode, foundSpans);
-                        }
-                    }
-
-                    Block blockNode = node as Block;
-                    if (blockNode != null)
-                    {
-                        foreach (SyntaxTreeNode curNode in blockNode.Children)
-                        {
-                            AppendFlattenedSpans(curNode, foundSpans);
-                        }
-                    }
-                }
-            }
+                return new ClassifiedSpan(
+                    item.Span,
+                    item.BlockSpan,
+                    (SpanKind)item.SpanKind,
+                    (BlockKind)item.BlockKind,
+                    (AcceptedCharacters)item.AcceptedCharacters);
+            }).ToArray();
         }
 
         public override IReadOnlyList<TagHelperSpan> GetTagHelperSpans(RazorSyntaxTree syntaxTree)
         {
-            if (syntaxTree == null)
-            {
-                throw new ArgumentNullException(nameof(syntaxTree));
-            }
-
-            var results = new List<TagHelperSpan>();
-
-            List<Block> toProcess = new List<Block>();
-            List<Block> blockChildren = new List<Block>();
-            toProcess.Add(syntaxTree.Root);
-
-            for (var i = 0; i < toProcess.Count; i++)
-            {
-                var blockNode = toProcess[i];
-                TagHelperBlock tagHelperNode = blockNode as TagHelperBlock;
-                if (tagHelperNode != null)
-                {
-                    results.Add(new TagHelperSpan(
-                        new SourceSpan(
-                            tagHelperNode.Start.FilePath ?? syntaxTree.Source.FilePath,
-                            tagHelperNode.Start.AbsoluteIndex,
-                            tagHelperNode.Start.LineIndex,
-                            tagHelperNode.Start.CharacterIndex,
-                            tagHelperNode.Length),
-                        tagHelperNode.Binding));
-                }
-
-                // collect all child blocks and inject into toProcess as a single InsertRange
-                foreach (SyntaxTreeNode curNode in blockNode.Children)
-                {
-                    Block curBlock = curNode as Block;
-                    if (curBlock != null)
-                    {
-                        blockChildren.Add(curBlock);
-                    }
-                }
-
-                if (blockChildren.Count > 0)
-                {
-                    toProcess.InsertRange(i + 1, blockChildren);
-                    blockChildren.Clear();
-                }
-            }
-
-            return results;
+            var result = syntaxTree.GetTagHelperSpans();
+            return result.Select(item => new TagHelperSpan(item.Span, item.Binding)).ToArray();
         }
     }
 }
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/TagHelperRewritingTestBase.cs b/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/TagHelperRewritingTestBase.cs
index 0181462c30..a6db68b3c7 100644
--- a/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/TagHelperRewritingTestBase.cs
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/TagHelperRewritingTestBase.cs
@@ -83,7 +83,7 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
                 .OrderBy(error => error.Span.AbsoluteIndex)
                 .ToList();
 
-            BaselineTest(actualTree, verifySyntaxTree: false, actualErrors.ToArray());
+            BaselineTest(actualTree, filePath: null, verifySyntaxTree: false, actualErrors.ToArray());
         }
     }
 }
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..a7545b4c7d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtEOF.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [11] )
+MetaCode span at (1:0,1 [9] ) (Accepts:None) - Parent: Directive block at (0:0,0 [11] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [11] )
+Code span at (11:0,11 [0] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..17060f8ef6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/FunctionsDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [9] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+Code span at (11:0,11 [5] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..a7489e366c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtEOF.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Code span at (9:0,9 [6] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (15:0,15 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (17:0,17 [0] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [0] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..94d6f8ac64
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/SectionDirectiveAutoCompleteAtStartOfFile.classifiedspans.txt
@@ -0,0 +1,10 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [29] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [29] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [29] )
+Code span at (9:0,9 [6] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [29] )
+Markup span at (15:0,15 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [29] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [29] )
+Markup span at (17:0,17 [2] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [12] )
+Markup span at (19:1,0 [3] ) (Accepts:Any) - Parent: Tag block at (19:1,0 [3] )
+Markup span at (22:1,3 [3] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [12] )
+Markup span at (25:1,6 [4] ) (Accepts:Any) - Parent: Tag block at (25:1,6 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..e0cca20068
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtEOF.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [2] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [2] )
+Code span at (2:0,2 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtStartOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtStartOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..7ba86c0cee
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpAutoCompleteTest/VerbatimBlockAutoCompleteAtStartOfFile.classifiedspans.txt
@@ -0,0 +1,6 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (4:1,0 [3] ) (Accepts:None) - Parent: Tag block at (4:1,0 [3] )
+Markup span at (7:1,3 [4] ) (Accepts:None) - Parent: Tag block at (7:1,3 [4] )
+Code span at (11:1,7 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideBlockComments.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideBlockComments.classifiedspans.txt
new file mode 100644
index 0000000000..7d764a8ab7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideBlockComments.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [54] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [54] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideSingleLineComments.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideSingleLineComments.classifiedspans.txt
new file mode 100644
index 0000000000..b7f74c81c8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/BalancingBracketsIgnoresStringLiteralCharactersAndBracketsInsideSingleLineComments.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [47] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [47] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/NestedCodeBlockWithAtDoesntCauseError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/NestedCodeBlockWithAtDoesntCauseError.classifiedspans.txt
new file mode 100644
index 0000000000..84053192bb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/NestedCodeBlockWithAtDoesntCauseError.classifiedspans.txt
@@ -0,0 +1,4 @@
+Code span at (0:0,0 [12] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [28] )
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Statement block at (12:0,12 [14] )
+Code span at (13:0,13 [13] ) (Accepts:Any) - Parent: Statement block at (12:0,12 [14] )
+Code span at (26:0,26 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsElseIfWithNoCondition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsElseIfWithNoCondition.classifiedspans.txt
new file mode 100644
index 0000000000..5b65dc4a8d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsElseIfWithNoCondition.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [106] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [106] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsTrailingDotIntoImplicitExpressionWhenEmbeddedInCode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsTrailingDotIntoImplicitExpressionWhenEmbeddedInCode.classifiedspans.txt
new file mode 100644
index 0000000000..f0caa5ab82
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAcceptsTrailingDotIntoImplicitExpressionWhenEmbeddedInCode.classifiedspans.txt
@@ -0,0 +1,4 @@
+Code span at (0:0,0 [10] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [17] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [5] )
+Code span at (11:0,11 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [5] )
+Code span at (15:0,15 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAllowsEmptyBlockStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAllowsEmptyBlockStatement.classifiedspans.txt
new file mode 100644
index 0000000000..7ae9e301e0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockAllowsEmptyBlockStatement.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [13] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCapturesNewlineAfterUsing.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCapturesNewlineAfterUsing.classifiedspans.txt
new file mode 100644
index 0000000000..b2b0e3a465
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCapturesNewlineAfterUsing.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [11] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlock.classifiedspans.txt
new file mode 100644
index 0000000000..9f3a379afe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlock.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [40] ) (Accepts:None) - Parent: Statement block at (0:0,0 [40] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingSemicolon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingSemicolon.classifiedspans.txt
new file mode 100644
index 0000000000..4a799713e8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingSemicolon.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [39] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [39] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileClauseEntirely.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileClauseEntirely.classifiedspans.txt
new file mode 100644
index 0000000000..5c33eaa590
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileClauseEntirely.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [21] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileCondition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileCondition.classifiedspans.txt
new file mode 100644
index 0000000000..0e1dd1aeef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileCondition.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [27] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileConditionWithSemicolon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileConditionWithSemicolon.classifiedspans.txt
new file mode 100644
index 0000000000..8a6e4d4508
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesDoWhileBlockMissingWhileConditionWithSemicolon.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [28] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesMarkupInDoWhileBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesMarkupInDoWhileBlock.classifiedspans.txt
new file mode 100644
index 0000000000..883eb7ee71
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockCorrectlyParsesMarkupInDoWhileBlock.classifiedspans.txt
@@ -0,0 +1,8 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [58] )
+Code span at (1:0,1 [19] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [58] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (20:0,20 [12] )
+Markup span at (21:0,21 [3] ) (Accepts:None) - Parent: Tag block at (21:0,21 [3] )
+Markup span at (24:0,24 [3] ) (Accepts:Any) - Parent: Markup block at (20:0,20 [12] )
+Markup span at (27:0,27 [4] ) (Accepts:None) - Parent: Tag block at (27:0,27 [4] )
+Markup span at (31:0,31 [1] ) (Accepts:None) - Parent: Markup block at (20:0,20 [12] )
+Code span at (32:0,32 [26] ) (Accepts:None) - Parent: Statement block at (0:0,0 [58] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotAllowMultipleFinallyBlocks.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotAllowMultipleFinallyBlocks.classifiedspans.txt
new file mode 100644
index 0000000000..c8f7004f6a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotAllowMultipleFinallyBlocks.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [55] ) (Accepts:None) - Parent: Statement block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotParseMarkupStatementOrExpressionOnSwitchCharacterNotFollowedByOpenAngleOrColon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotParseMarkupStatementOrExpressionOnSwitchCharacterNotFollowedByOpenAngleOrColon.classifiedspans.txt
new file mode 100644
index 0000000000..40c1f1b195
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesNotParseMarkupStatementOrExpressionOnSwitchCharacterNotFollowedByOpenAngleOrColon.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [30] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesntCaptureWhitespaceAfterUsing.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesntCaptureWhitespaceAfterUsing.classifiedspans.txt
new file mode 100644
index 0000000000..fbf6a392f0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockDoesntCaptureWhitespaceAfterUsing.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [9] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceAliasMissingSemicolon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceAliasMissingSemicolon.classifiedspans.txt
new file mode 100644
index 0000000000..01799b73fc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceAliasMissingSemicolon.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [29] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceImportMissingSemicolon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceImportMissingSemicolon.classifiedspans.txt
new file mode 100644
index 0000000000..fd0b552efe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockHasErrorsIfNamespaceImportMissingSemicolon.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [17] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesElseIfBranchesOfIfStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesElseIfBranchesOfIfStatement.classifiedspans.txt
new file mode 100644
index 0000000000..d3331d7c7d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesElseIfBranchesOfIfStatement.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [180] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [180] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByIdentifierStart.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByIdentifierStart.classifiedspans.txt
new file mode 100644
index 0000000000..2295e35eba
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByIdentifierStart.classifiedspans.txt
@@ -0,0 +1,4 @@
+Code span at (0:0,0 [10] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
+Code span at (23:0,23 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByOpenParen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByOpenParen.classifiedspans.txt
new file mode 100644
index 0000000000..eabbbc0e28
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesExpressionOnSwitchCharacterFollowedByOpenParen.classifiedspans.txt
@@ -0,0 +1,6 @@
+Code span at (0:0,0 [10] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [12] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [12] )
+Code span at (12:0,12 [9] ) (Accepts:Any) - Parent: Expression block at (10:0,10 [12] )
+MetaCode span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [12] )
+Code span at (22:0,22 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatement.classifiedspans.txt
new file mode 100644
index 0000000000..71c535a8d1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatement.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [459] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [459] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatementFollowedByOneElseBranch.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatementFollowedByOneElseBranch.classifiedspans.txt
new file mode 100644
index 0000000000..ba23d87bc8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesMultipleElseIfBranchesOfIfStatementFollowedByOneElseBranch.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [313] ) (Accepts:None) - Parent: Statement block at (0:0,0 [313] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceAliasWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceAliasWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt
new file mode 100644
index 0000000000..0cc21c464d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceAliasWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [28] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceImportWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceImportWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt
new file mode 100644
index 0000000000..213fb230e6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockParsesNamespaceImportWithSemicolonForUsingKeywordIfIsInValidFormat.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [18] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForKeyword.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForKeyword.classifiedspans.txt
new file mode 100644
index 0000000000..cf2c77a81f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForKeyword.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [82] ) (Accepts:None) - Parent: Statement block at (0:0,0 [82] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForeachKeyword.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForeachKeyword.classifiedspans.txt
new file mode 100644
index 0000000000..3899e6a80a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsForeachKeyword.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [86] ) (Accepts:None) - Parent: Statement block at (0:0,0 [86] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsIfKeywordWithNoElseBranches.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsIfKeywordWithNoElseBranches.classifiedspans.txt
new file mode 100644
index 0000000000..20cc9b3df9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsIfKeywordWithNoElseBranches.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [81] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [81] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsLockKeyword.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsLockKeyword.classifiedspans.txt
new file mode 100644
index 0000000000..1f1ddc2455
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsLockKeyword.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [44] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsSwitchKeyword.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsSwitchKeyword.classifiedspans.txt
new file mode 100644
index 0000000000..b4d23d1764
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsSwitchKeyword.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsUsingKeywordFollowedByParen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsUsingKeywordFollowedByParen.classifiedspans.txt
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsWhileKeyword.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSkipsParenthesisedExpressionAndThenBalancesBracesIfFirstIdentifierIsWhileKeyword.classifiedspans.txt
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingCatchClausesAfterFinallyBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingCatchClausesAfterFinallyBlock.classifiedspans.txt
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingCodeAfterElseBranch.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingCodeAfterElseBranch.classifiedspans.txt
new file mode 100644
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingIfIfStatementNotFollowedByElse.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockStopsParsingIfIfStatementNotFollowedByElse.classifiedspans.txt
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenCatchAndFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenCatchAndFinallyClause.classifiedspans.txt
new file mode 100644
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenDoAndWhileClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenDoAndWhileClause.classifiedspans.txt
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenElseIfAndElseClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenElseIfAndElseClause.classifiedspans.txt
new file mode 100644
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@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseIfClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseIfClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenIfAndElseIfClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndCatchClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndCatchClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndCatchClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndFinallyClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsBlockCommentBetweenTryAndFinallyClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsExceptionLessCatchClauses.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsExceptionLessCatchClauses.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsExceptionLessCatchClauses.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenCatchAndFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenCatchAndFinallyClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenCatchAndFinallyClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenDoAndWhileClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenDoAndWhileClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenDoAndWhileClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenElseIfAndElseClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenElseIfAndElseClause.classifiedspans.txt
new file mode 100644
index 0000000000..0f9b943730
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenElseIfAndElseClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseIfClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseIfClause.classifiedspans.txt
new file mode 100644
index 0000000000..69587fdbc5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenIfAndElseIfClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndCatchClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndCatchClause.classifiedspans.txt
new file mode 100644
index 0000000000..aa1f2379ca
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndCatchClause.classifiedspans.txt
@@ -0,0 +1 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndFinallyClause.classifiedspans.txt
new file mode 100644
index 0000000000..b0bf6cf1bf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsLineCommentBetweenTryAndFinallyClause.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [50] ) (Accepts:None) - Parent: Statement block at (0:0,0 [50] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinAdditionalCatchClauses.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinAdditionalCatchClauses.classifiedspans.txt
new file mode 100644
index 0000000000..34ef0446dd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinAdditionalCatchClauses.classifiedspans.txt
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+Code span at (140:0,140 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [141] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinCatchClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinCatchClause.classifiedspans.txt
new file mode 100644
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--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinCatchClause.classifiedspans.txt
@@ -0,0 +1,7 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinFinallyClause.classifiedspans.txt
new file mode 100644
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--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinFinallyClause.classifiedspans.txt
@@ -0,0 +1,7 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinTryClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinTryClause.classifiedspans.txt
new file mode 100644
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+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsMarkupWithinTryClause.classifiedspans.txt
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenCatchAndFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenCatchAndFinallyClause.classifiedspans.txt
new file mode 100644
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenDoAndWhileClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenDoAndWhileClause.classifiedspans.txt
new file mode 100644
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--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenDoAndWhileClause.classifiedspans.txt
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenElseIfAndElseClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenElseIfAndElseClause.classifiedspans.txt
new file mode 100644
index 0000000000..9bcc613a1d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenElseIfAndElseClause.classifiedspans.txt
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+Transition span at (43:0,43 [1] ) (Accepts:None) - Parent: Comment block at (43:0,43 [9] )
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+Comment span at (45:0,45 [5] ) (Accepts:Any) - Parent: Comment block at (43:0,43 [9] )
+MetaCode span at (50:0,50 [1] ) (Accepts:None) - Parent: Comment block at (43:0,43 [9] )
+Transition span at (51:0,51 [1] ) (Accepts:None) - Parent: Comment block at (43:0,43 [9] )
+Code span at (52:0,52 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [78] )
+Transition span at (53:0,53 [1] ) (Accepts:None) - Parent: Comment block at (53:0,53 [9] )
+MetaCode span at (54:0,54 [1] ) (Accepts:None) - Parent: Comment block at (53:0,53 [9] )
+Comment span at (55:0,55 [5] ) (Accepts:Any) - Parent: Comment block at (53:0,53 [9] )
+MetaCode span at (60:0,60 [1] ) (Accepts:None) - Parent: Comment block at (53:0,53 [9] )
+Transition span at (61:0,61 [1] ) (Accepts:None) - Parent: Comment block at (53:0,53 [9] )
+Code span at (62:0,62 [16] ) (Accepts:None) - Parent: Statement block at (0:0,0 [78] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseClause.classifiedspans.txt
new file mode 100644
index 0000000000..e21110505f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseClause.classifiedspans.txt
@@ -0,0 +1,13 @@
+Code span at (0:0,0 [19] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [54] )
+Transition span at (19:0,19 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+Comment span at (21:0,21 [5] ) (Accepts:Any) - Parent: Comment block at (19:0,19 [9] )
+MetaCode span at (26:0,26 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+Transition span at (27:0,27 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+Code span at (28:0,28 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [54] )
+Transition span at (29:0,29 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+MetaCode span at (30:0,30 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+Comment span at (31:0,31 [5] ) (Accepts:Any) - Parent: Comment block at (29:0,29 [9] )
+MetaCode span at (36:0,36 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+Transition span at (37:0,37 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+Code span at (38:0,38 [16] ) (Accepts:None) - Parent: Statement block at (0:0,0 [54] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseIfClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseIfClause.classifiedspans.txt
new file mode 100644
index 0000000000..ea37207843
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenIfAndElseIfClause.classifiedspans.txt
@@ -0,0 +1,13 @@
+Code span at (0:0,0 [19] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [62] )
+Transition span at (19:0,19 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+Comment span at (21:0,21 [5] ) (Accepts:Any) - Parent: Comment block at (19:0,19 [9] )
+MetaCode span at (26:0,26 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+Transition span at (27:0,27 [1] ) (Accepts:None) - Parent: Comment block at (19:0,19 [9] )
+Code span at (28:0,28 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [62] )
+Transition span at (29:0,29 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+MetaCode span at (30:0,30 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+Comment span at (31:0,31 [5] ) (Accepts:Any) - Parent: Comment block at (29:0,29 [9] )
+MetaCode span at (36:0,36 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+Transition span at (37:0,37 [1] ) (Accepts:None) - Parent: Comment block at (29:0,29 [9] )
+Code span at (38:0,38 [24] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [62] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndCatchClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndCatchClause.classifiedspans.txt
new file mode 100644
index 0000000000..ca213900cc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndCatchClause.classifiedspans.txt
@@ -0,0 +1,13 @@
+Code span at (0:0,0 [14] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [55] )
+Transition span at (14:0,14 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [9] )
+MetaCode span at (15:0,15 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [9] )
+Comment span at (16:0,16 [5] ) (Accepts:Any) - Parent: Comment block at (14:0,14 [9] )
+MetaCode span at (21:0,21 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [9] )
+Transition span at (22:0,22 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [9] )
+Code span at (23:0,23 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [55] )
+Transition span at (24:0,24 [1] ) (Accepts:None) - Parent: Comment block at (24:0,24 [9] )
+MetaCode span at (25:0,25 [1] ) (Accepts:None) - Parent: Comment block at (24:0,24 [9] )
+Comment span at (26:0,26 [5] ) (Accepts:Any) - Parent: Comment block at (24:0,24 [9] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Comment block at (24:0,24 [9] )
+Transition span at (32:0,32 [1] ) (Accepts:None) - Parent: Comment block at (24:0,24 [9] )
+Code span at (33:0,33 [22] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndFinallyClause.classifiedspans.txt
new file mode 100644
index 0000000000..23a25a7925
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsRazorCommentBetweenTryAndFinallyClause.classifiedspans.txt
@@ -0,0 +1,13 @@
+Code span at (0:0,0 [15] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [53] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Comment block at (15:0,15 [9] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Comment block at (15:0,15 [9] )
+Comment span at (17:0,17 [5] ) (Accepts:Any) - Parent: Comment block at (15:0,15 [9] )
+MetaCode span at (22:0,22 [1] ) (Accepts:None) - Parent: Comment block at (15:0,15 [9] )
+Transition span at (23:0,23 [1] ) (Accepts:None) - Parent: Comment block at (15:0,15 [9] )
+Code span at (24:0,24 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [53] )
+Transition span at (25:0,25 [1] ) (Accepts:None) - Parent: Comment block at (25:0,25 [9] )
+MetaCode span at (26:0,26 [1] ) (Accepts:None) - Parent: Comment block at (25:0,25 [9] )
+Comment span at (27:0,27 [5] ) (Accepts:Any) - Parent: Comment block at (25:0,25 [9] )
+MetaCode span at (32:0,32 [1] ) (Accepts:None) - Parent: Comment block at (25:0,25 [9] )
+Transition span at (33:0,33 [1] ) (Accepts:None) - Parent: Comment block at (25:0,25 [9] )
+Code span at (34:0,34 [19] ) (Accepts:None) - Parent: Statement block at (0:0,0 [53] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithFinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithFinallyClause.classifiedspans.txt
new file mode 100644
index 0000000000..c8f7004f6a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithFinallyClause.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [55] ) (Accepts:None) - Parent: Statement block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithMultipleCatchClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithMultipleCatchClause.classifiedspans.txt
new file mode 100644
index 0000000000..a1bdc4fc91
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithMultipleCatchClause.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [148] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [148] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithNoAdditionalClauses.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithNoAdditionalClauses.classifiedspans.txt
new file mode 100644
index 0000000000..04f904b866
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithNoAdditionalClauses.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [25] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithOneCatchClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithOneCatchClause.classifiedspans.txt
new file mode 100644
index 0000000000..57f987b6a9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsTryStatementWithOneCatchClause.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [66] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [66] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsUsingsNestedWithinOtherBlocks.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsUsingsNestedWithinOtherBlocks.classifiedspans.txt
new file mode 100644
index 0000000000..dddc1672d8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockSupportsUsingsNestedWithinOtherBlocks.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [96] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [96] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesBlockCommentAtEndOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesBlockCommentAtEndOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..77e1f6ca0b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesBlockCommentAtEndOfFile.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [38] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesParenBalancingAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesParenBalancingAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..d4f90972e4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesParenBalancingAtEOF.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [15] )
+Code span at (1:0,1 [14] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleLineCommentAtEndOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleLineCommentAtEndOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..77e1f6ca0b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleLineCommentAtEndOfFile.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [38] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleSlashAtEndOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleSlashAtEndOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..4e5b53d801
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesSingleSlashAtEndOfFile.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [37] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [37] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesUsingKeywordAtEOFAndOutputsFileCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesUsingKeywordAtEOFAndOutputsFileCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..04f904b866
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTerminatesUsingKeywordAtEOFAndOutputsFileCodeBlock.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [25] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsAtSignsAfterFirstPairAsPartOfCSharpStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsAtSignsAfterFirstPairAsPartOfCSharpStatement.classifiedspans.txt
new file mode 100644
index 0000000000..232bc6c829
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsAtSignsAfterFirstPairAsPartOfCSharpStatement.classifiedspans.txt
@@ -0,0 +1,3 @@
+Code span at (0:0,0 [10] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
+Code span at (10:0,10 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
+Code span at (11:0,11 [16] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsDoubleAtSignAsEscapeSequenceIfAtStatementStart.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsDoubleAtSignAsEscapeSequenceIfAtStatementStart.classifiedspans.txt
new file mode 100644
index 0000000000..bb97b9e592
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlockTreatsDoubleAtSignAsEscapeSequenceIfAtStatementStart.classifiedspans.txt
@@ -0,0 +1,3 @@
+Code span at (0:0,0 [10] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+Code span at (10:0,10 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+Code span at (11:0,11 [14] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithCSharpAt.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithCSharpAt.classifiedspans.txt
new file mode 100644
index 0000000000..66ea6d55f2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithCSharpAt.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
+Code span at (1:0,1 [47] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [49] )
+MetaCode span at (48:0,48 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithMarkupSetsDotAsMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithMarkupSetsDotAsMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..1836f2b2e5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_NestedCodeBlockWithMarkupSetsDotAsMarkup.classifiedspans.txt
@@ -0,0 +1,13 @@
+Code span at (0:0,0 [12] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [51] )
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+Code span at (13:0,13 [11] ) (Accepts:Any) - Parent: Statement block at (12:0,12 [37] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [24] )
+Markup span at (25:0,25 [5] ) (Accepts:None) - Parent: Tag block at (25:0,25 [5] )
+Markup span at (30:0,30 [0] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [24] )
+Transition span at (30:0,30 [1] ) (Accepts:None) - Parent: Expression block at (30:0,30 [10] )
+Code span at (31:0,31 [9] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (30:0,30 [10] )
+Markup span at (40:0,40 [1] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [24] )
+Markup span at (41:0,41 [6] ) (Accepts:None) - Parent: Tag block at (41:0,41 [6] )
+Markup span at (47:0,47 [1] ) (Accepts:None) - Parent: Markup block at (24:0,24 [24] )
+Code span at (48:0,48 [1] ) (Accepts:Any) - Parent: Statement block at (12:0,12 [37] )
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtBeginningOfAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtBeginningOfAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..906a1b4413
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtBeginningOfAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,10 @@
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diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtEndOfAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtEndOfAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..372c36c8ed
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionAtEndOfAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,10 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [22] )
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+Markup span at (15:0,15 [1] ) (Accepts:None) - Parent: Markup block at (15:0,15 [2] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Markup block at (15:0,15 [2] )
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [12] )
+Markup span at (18:0,18 [3] ) (Accepts:None) - Parent: Tag block at (1:0,1 [20] )
+Code span at (21:0,21 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [22] )
+MetaCode span at (21:0,21 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionBetweenAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionBetweenAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..ac10d80167
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionBetweenAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,11 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [25] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (15:0,15 [2] ) (Accepts:None) - Parent: Markup block at (15:0,15 [3] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Markup block at (15:0,15 [3] )
+Markup span at (18:0,18 [4] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (23:0,23 [3] ) (Accepts:None) - Parent: Tag block at (1:0,1 [25] )
+Code span at (26:0,26 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
+MetaCode span at (26:0,26 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..def3facc07
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,9 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [17] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [9] )
+Markup span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [9] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: Tag block at (1:0,1 [17] )
+Code span at (18:0,18 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [19] )
+MetaCode span at (18:0,18 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInEmail_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInEmail_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..97ddd7c53d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInEmail_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,14 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [42] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (12:0,12 [11] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (23:0,23 [4] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (27:0,27 [1] ) (Accepts:None) - Parent: Markup block at (27:0,27 [2] )
+Markup span at (28:0,28 [1] ) (Accepts:None) - Parent: Markup block at (27:0,27 [2] )
+Markup span at (29:0,29 [7] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (36:0,36 [2] ) (Accepts:None) - Parent: Markup block at (36:0,36 [3] )
+Markup span at (38:0,38 [1] ) (Accepts:None) - Parent: Markup block at (36:0,36 [3] )
+Markup span at (39:0,39 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (40:0,40 [3] ) (Accepts:None) - Parent: Tag block at (1:0,1 [42] )
+Code span at (43:0,43 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [44] )
+MetaCode span at (43:0,43 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInRegex_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInRegex_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..35ae9731f0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionInRegex_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,11 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [117] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [115] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (12:0,12 [32] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (44:0,44 [1] ) (Accepts:None) - Parent: Markup block at (44:0,44 [2] )
+Markup span at (45:0,45 [1] ) (Accepts:None) - Parent: Markup block at (44:0,44 [2] )
+Markup span at (46:0,46 [66] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (112:0,112 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (113:0,113 [3] ) (Accepts:None) - Parent: Tag block at (1:0,1 [115] )
+Code span at (116:0,116 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [117] )
+MetaCode span at (116:0,116 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [117] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionWithExpressionBlock_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionWithExpressionBlock_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..6f209128d6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransitionWithExpressionBlock_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,44 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [120] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [118] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [15] )
+Markup span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (14:0,14 [0] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [6] )
+Transition span at (14:0,14 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [6] )
+MetaCode span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [6] )
+Code span at (16:0,16 [3] ) (Accepts:Any) - Parent: Expression block at (14:0,14 [6] )
+MetaCode span at (19:0,19 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [6] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [15] )
+Markup span at (21:0,21 [6] ) (Accepts:Any) - Parent: Markup block at (21:0,21 [28] )
+Transition span at (27:0,27 [1] ) (Accepts:None) - Parent: Expression block at (27:0,27 [6] )
+MetaCode span at (28:0,28 [1] ) (Accepts:None) - Parent: Expression block at (27:0,27 [6] )
+Code span at (29:0,29 [3] ) (Accepts:Any) - Parent: Expression block at (27:0,27 [6] )
+MetaCode span at (32:0,32 [1] ) (Accepts:None) - Parent: Expression block at (27:0,27 [6] )
+Markup span at (33:0,33 [1] ) (Accepts:None) - Parent: Markup block at (33:0,33 [2] )
+Markup span at (34:0,34 [1] ) (Accepts:None) - Parent: Markup block at (33:0,33 [2] )
+Markup span at (35:0,35 [0] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [13] )
+Transition span at (35:0,35 [1] ) (Accepts:None) - Parent: Expression block at (35:0,35 [13] )
+Code span at (36:0,36 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (35:0,35 [13] )
+Markup span at (48:0,48 [1] ) (Accepts:Any) - Parent: Markup block at (21:0,21 [28] )
+Markup span at (49:0,49 [6] ) (Accepts:Any) - Parent: Markup block at (49:0,49 [22] )
+Transition span at (55:0,55 [1] ) (Accepts:None) - Parent: Expression block at (55:0,55 [13] )
+Code span at (56:0,56 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (55:0,55 [13] )
+Markup span at (68:0,68 [1] ) (Accepts:None) - Parent: Markup block at (68:0,68 [2] )
+Markup span at (69:0,69 [1] ) (Accepts:None) - Parent: Markup block at (68:0,68 [2] )
+Markup span at (70:0,70 [1] ) (Accepts:Any) - Parent: Markup block at (49:0,49 [22] )
+Markup span at (71:0,71 [6] ) (Accepts:Any) - Parent: Markup block at (71:0,71 [23] )
+Transition span at (77:0,77 [1] ) (Accepts:None) - Parent: Expression block at (77:0,77 [13] )
+Code span at (78:0,78 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (77:0,77 [13] )
+Markup span at (90:0,90 [2] ) (Accepts:None) - Parent: Markup block at (90:0,90 [3] )
+Markup span at (92:0,92 [1] ) (Accepts:None) - Parent: Markup block at (90:0,90 [3] )
+Markup span at (93:0,93 [1] ) (Accepts:Any) - Parent: Markup block at (71:0,71 [23] )
+Markup span at (94:0,94 [6] ) (Accepts:Any) - Parent: Markup block at (94:0,94 [22] )
+Markup span at (100:0,100 [1] ) (Accepts:None) - Parent: Markup block at (100:0,100 [2] )
+Markup span at (101:0,101 [1] ) (Accepts:None) - Parent: Markup block at (100:0,100 [2] )
+Markup span at (102:0,102 [0] ) (Accepts:Any) - Parent: Markup block at (102:0,102 [13] )
+Transition span at (102:0,102 [1] ) (Accepts:None) - Parent: Expression block at (102:0,102 [13] )
+Code span at (103:0,103 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (102:0,102 [13] )
+Markup span at (115:0,115 [1] ) (Accepts:Any) - Parent: Markup block at (94:0,94 [22] )
+Markup span at (116:0,116 [3] ) (Accepts:None) - Parent: Tag block at (1:0,1 [118] )
+Code span at (119:0,119 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [120] )
+MetaCode span at (119:0,119 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [120] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransition_EndOfFile_Throws.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransition_EndOfFile_Throws.classifiedspans.txt
new file mode 100644
index 0000000000..d8f8c09b0c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithDoubleTransition_EndOfFile_Throws.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [14] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [13] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [8] )
+Markup span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (14:0,14 [0] ) (Accepts:Any) - Parent: Markup block at (1:0,1 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithUnexpectedTransitionsInAttributeValue_Throws.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithUnexpectedTransitionsInAttributeValue_Throws.classifiedspans.txt
new file mode 100644
index 0000000000..0625febbf9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParseBlock_WithUnexpectedTransitionsInAttributeValue_Throws.classifiedspans.txt
@@ -0,0 +1,12 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [18] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [10] )
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Expression block at (12:0,12 [1] )
+Code span at (13:0,13 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (12:0,12 [1] )
+Markup span at (13:0,13 [1] ) (Accepts:Any) - Parent: Markup block at (13:0,13 [2] )
+Transition span at (14:0,14 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [1] )
+Code span at (15:0,15 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (14:0,14 [1] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [10] )
+Markup span at (16:0,16 [3] ) (Accepts:None) - Parent: Tag block at (1:0,1 [18] )
+Code span at (19:0,19 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [20] )
+MetaCode span at (19:0,19 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParsersCanNestRecursively.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParsersCanNestRecursively.classifiedspans.txt
new file mode 100644
index 0000000000..b7f50cae33
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpBlockTest/ParsersCanNestRecursively.classifiedspans.txt
@@ -0,0 +1,36 @@
+Code span at (0:0,0 [35] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [351] )
+Markup span at (35:1,0 [12] ) (Accepts:Any) - Parent: Markup block at (35:1,0 [307] )
+Markup span at (47:1,12 [5] ) (Accepts:None) - Parent: Tag block at (47:1,12 [5] )
+Markup span at (52:1,17 [18] ) (Accepts:Any) - Parent: Markup block at (35:1,0 [307] )
+Markup span at (70:2,16 [4] ) (Accepts:None) - Parent: Tag block at (70:2,16 [4] )
+Markup span at (74:2,20 [0] ) (Accepts:Any) - Parent: Markup block at (35:1,0 [307] )
+Transition span at (74:2,20 [1] ) (Accepts:None) - Parent: Expression block at (74:2,20 [7] )
+Code span at (75:2,21 [6] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (74:2,20 [7] )
+Markup span at (81:2,27 [5] ) (Accepts:None) - Parent: Tag block at (81:2,27 [5] )
+Markup span at (86:2,32 [18] ) (Accepts:Any) - Parent: Markup block at (35:1,0 [307] )
+Markup span at (104:3,16 [4] ) (Accepts:None) - Parent: Tag block at (104:3,16 [4] )
+Markup span at (108:3,20 [2] ) (Accepts:Any) - Parent: Markup block at (35:1,0 [307] )
+Code span at (110:4,0 [20] ) (Accepts:Any) - Parent: Statement block at (110:4,0 [189] )
+Transition span at (130:4,20 [1] ) (Accepts:None) - Parent: Statement block at (110:4,0 [189] )
+Code span at (131:4,21 [32] ) (Accepts:Any) - Parent: Statement block at (110:4,0 [189] )
+Markup span at (163:5,0 [24] ) (Accepts:Any) - Parent: Markup block at (163:5,0 [113] )
+Markup span at (187:5,24 [4] ) (Accepts:None) - Parent: Tag block at (187:5,24 [4] )
+Markup span at (191:5,28 [2] ) (Accepts:Any) - Parent: Tag block at (191:5,28 [67] )
+Markup span at (193:5,30 [7] ) (Accepts:Any) - Parent: Markup block at (193:5,30 [64] )
+Transition span at (200:5,37 [1] ) (Accepts:None) - Parent: Expression block at (200:5,37 [56] )
+Code span at (201:5,38 [55] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (200:5,37 [56] )
+Markup span at (256:5,93 [1] ) (Accepts:Any) - Parent: Markup block at (193:5,30 [64] )
+Markup span at (257:5,94 [1] ) (Accepts:None) - Parent: Tag block at (191:5,28 [67] )
+Markup span at (258:5,95 [0] ) (Accepts:Any) - Parent: Markup block at (163:5,0 [113] )
+Transition span at (258:5,95 [1] ) (Accepts:None) - Parent: Expression block at (258:5,95 [7] )
+Code span at (259:5,96 [6] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (258:5,95 [7] )
+Markup span at (265:5,102 [4] ) (Accepts:None) - Parent: Tag block at (265:5,102 [4] )
+Markup span at (269:5,106 [5] ) (Accepts:None) - Parent: Tag block at (269:5,106 [5] )
+Markup span at (274:5,111 [2] ) (Accepts:None) - Parent: Markup block at (163:5,0 [113] )
+Code span at (276:6,0 [23] ) (Accepts:None) - Parent: Statement block at (110:4,0 [189] )
+Markup span at (299:7,0 [16] ) (Accepts:Any) - Parent: Markup block at (35:1,0 [307] )
+Markup span at (315:7,16 [5] ) (Accepts:None) - Parent: Tag block at (315:7,16 [5] )
+Markup span at (320:7,21 [14] ) (Accepts:Any) - Parent: Markup block at (35:1,0 [307] )
+Markup span at (334:8,12 [6] ) (Accepts:None) - Parent: Tag block at (334:8,12 [6] )
+Markup span at (340:8,18 [2] ) (Accepts:None) - Parent: Markup block at (35:1,0 [307] )
+Code span at (342:9,0 [9] ) (Accepts:None) - Parent: Statement block at (0:0,0 [351] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
new file mode 100644
index 0000000000..8fa8983d5e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [18] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [18] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [18] )
+Code span at (14:0,14 [4] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_InvalidLookupText_AddsError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_InvalidLookupText_AddsError.classifiedspans.txt
new file mode 100644
index 0000000000..46934861be
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_InvalidLookupText_AddsError.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Code span at (14:0,14 [3] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_NoValue_Invalid.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_NoValue_Invalid.classifiedspans.txt
new file mode 100644
index 0000000000..6691c76927
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_NoValue_Invalid.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+Code span at (14:0,14 [2] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_RequiresValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_RequiresValue.classifiedspans.txt
new file mode 100644
index 0000000000..b1d833a6db
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_RequiresValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+Code span at (14:0,14 [0] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SingleQuotes_AddsError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SingleQuotes_AddsError.classifiedspans.txt
new file mode 100644
index 0000000000..2739fb7f95
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SingleQuotes_AddsError.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Code span at (14:0,14 [8] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
new file mode 100644
index 0000000000..8fa8983d5e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [18] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [18] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [18] )
+Code span at (14:0,14 [4] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SupportsSpaces.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SupportsSpaces.classifiedspans.txt
new file mode 100644
index 0000000000..a4a9f85b10
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_SupportsSpaces.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
+Markup span at (13:0,13 [5] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
+Code span at (18:0,18 [14] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_WithQuotes_InvalidLookupText_AddsError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_WithQuotes_InvalidLookupText_AddsError.classifiedspans.txt
new file mode 100644
index 0000000000..7868088eef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/AddTagHelperDirective_WithQuotes_InvalidLookupText_AddsError.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Code span at (14:0,14 [5] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveDoesNotErorrIfNotAtStartOfLineBecauseOfWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveDoesNotErorrIfNotAtStartOfLineBecauseOfWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..dd5b3b78c7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveDoesNotErorrIfNotAtStartOfLineBecauseOfWhitespace.classifiedspans.txt
@@ -0,0 +1,5 @@
+Code span at (0:0,0 [4] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [26] )
+Transition span at (4:1,2 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+MetaCode span at (5:1,3 [12] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Markup span at (17:1,15 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Code span at (18:1,16 [8] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [26] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveErrorsIfNotAtStartOfLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveErrorsIfNotAtStartOfLine.classifiedspans.txt
new file mode 100644
index 0000000000..a5e15b9d8e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/BuiltInDirectiveErrorsIfNotAtStartOfLine.classifiedspans.txt
@@ -0,0 +1,8 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
+Code span at (1:0,1 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [28] )
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Directive block at (3:0,3 [22] )
+MetaCode span at (4:0,4 [12] ) (Accepts:None) - Parent: Directive block at (3:0,3 [22] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (3:0,3 [22] )
+Code span at (17:0,17 [8] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (3:0,3 [22] )
+Code span at (25:0,25 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [28] )
+MetaCode span at (27:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsNullableTypes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsNullableTypes.classifiedspans.txt
new file mode 100644
index 0000000000..39e6ab11a0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsNullableTypes.classifiedspans.txt
@@ -0,0 +1,14 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [176] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [176] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (8:0,8 [7] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (15:0,15 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (16:0,16 [9] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (25:0,25 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (26:0,26 [21] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (47:0,47 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (48:0,48 [29] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (77:0,77 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (78:0,78 [31] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (109:0,109 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [176] )
+Code span at (110:0,110 [66] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [176] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes.classifiedspans.txt
new file mode 100644
index 0000000000..0ab29a7f29
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes.classifiedspans.txt
@@ -0,0 +1,14 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [246] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [246] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (8:0,8 [11] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (19:0,19 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (20:0,20 [20] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (40:0,40 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (41:0,41 [29] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (70:0,70 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (71:0,71 [37] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (108:0,108 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (109:0,109 [36] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (145:0,145 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [246] )
+Code span at (146:0,146 [100] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [246] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes_IgnoresTrailingWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes_IgnoresTrailingWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..38b5d16324
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsTupleTypes_IgnoresTrailingWhitespace.classifiedspans.txt
@@ -0,0 +1,5 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [23] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [23] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [23] )
+Code span at (8:0,8 [12] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [23] )
+None span at (20:0,20 [3] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsWhiteSpaceAroundTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsWhiteSpaceAroundTokens.classifiedspans.txt
new file mode 100644
index 0000000000..50c951eaaa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_AllowsWhiteSpaceAroundTokens.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [67] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [67] )
+Code span at (7:0,7 [4] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [67] )
+Code span at (11:0,11 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [67] )
+Code span at (45:0,45 [7] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [67] )
+Code span at (52:0,52 [11] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [67] )
+None span at (63:0,63 [4] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [67] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFIncompleteNamespaceTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFIncompleteNamespaceTokens.classifiedspans.txt
new file mode 100644
index 0000000000..f8535e27f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFIncompleteNamespaceTokens.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFInvalidNamespaceTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFInvalidNamespaceTokens.classifiedspans.txt
new file mode 100644
index 0000000000..f8535e27f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleEOFInvalidNamespaceTokens.classifiedspans.txt
@@ -0,0 +1,3 @@
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+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleIncompleteNamespaceTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleIncompleteNamespaceTokens.classifiedspans.txt
new file mode 100644
index 0000000000..f8535e27f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleIncompleteNamespaceTokens.classifiedspans.txt
@@ -0,0 +1,3 @@
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+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleInvalidNamespaceTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleInvalidNamespaceTokens.classifiedspans.txt
new file mode 100644
index 0000000000..f8535e27f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_CanHandleInvalidNamespaceTokens.classifiedspans.txt
@@ -0,0 +1,3 @@
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+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsExtraContentAfterDirective.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsExtraContentAfterDirective.classifiedspans.txt
new file mode 100644
index 0000000000..08eda0a4f3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsExtraContentAfterDirective.classifiedspans.txt
@@ -0,0 +1,5 @@
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+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+Code span at (8:0,8 [7] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+None span at (15:0,15 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsForInvalidMemberTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsForInvalidMemberTokens.classifiedspans.txt
new file mode 100644
index 0000000000..f8535e27f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsForInvalidMemberTokens.classifiedspans.txt
@@ -0,0 +1,3 @@
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+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenEOFBeforeDirectiveBlockStart.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenEOFBeforeDirectiveBlockStart.classifiedspans.txt
new file mode 100644
index 0000000000..41583f7ddd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenEOFBeforeDirectiveBlockStart.classifiedspans.txt
@@ -0,0 +1,4 @@
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+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [15] )
+Code span at (8:0,8 [7] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenExtraContentBeforeBlockStart.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenExtraContentBeforeBlockStart.classifiedspans.txt
new file mode 100644
index 0000000000..a1cf9382b0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenExtraContentBeforeBlockStart.classifiedspans.txt
@@ -0,0 +1,5 @@
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+Code span at (8:0,8 [7] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+Markup span at (15:0,15 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenMissingEndBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenMissingEndBrace.classifiedspans.txt
new file mode 100644
index 0000000000..2bd242fa71
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_ErrorsWhenMissingEndBrace.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Code span at (8:0,8 [7] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (15:0,15 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Code span at (17:0,17 [0] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedMultipleOccurring_CanHaveDuplicates.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedMultipleOccurring_CanHaveDuplicates.classifiedspans.txt
new file mode 100644
index 0000000000..04bf3c5828
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedMultipleOccurring_CanHaveDuplicates.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Code span at (8:0,8 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (42:0,42 [2] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (44:1,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
+Transition span at (44:1,0 [1] ) (Accepts:None) - Parent: Directive block at (44:1,0 [41] )
+MetaCode span at (45:1,1 [6] ) (Accepts:None) - Parent: Directive block at (44:1,0 [41] )
+Code span at (51:1,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (44:1,0 [41] )
+Code span at (52:1,8 [33] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (44:1,0 [41] )
+Markup span at (85:1,41 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedSinglyOccurring_ErrorsIfDuplicate.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedSinglyOccurring_ErrorsIfDuplicate.classifiedspans.txt
new file mode 100644
index 0000000000..04bf3c5828
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScopedSinglyOccurring_ErrorsIfDuplicate.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Code span at (8:0,8 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (42:0,42 [2] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (44:1,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
+Transition span at (44:1,0 [1] ) (Accepts:None) - Parent: Directive block at (44:1,0 [41] )
+MetaCode span at (45:1,1 [6] ) (Accepts:None) - Parent: Directive block at (44:1,0 [41] )
+Code span at (51:1,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (44:1,0 [41] )
+Code span at (52:1,8 [33] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (44:1,0 [41] )
+Markup span at (85:1,41 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherDirectives.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherDirectives.classifiedspans.txt
new file mode 100644
index 0000000000..0d5ab809f3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherDirectives.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [59] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Code span at (8:0,8 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (42:0,42 [2] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (44:1,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [59] )
+Transition span at (44:1,0 [1] ) (Accepts:None) - Parent: Directive block at (44:1,0 [15] )
+MetaCode span at (45:1,1 [9] ) (Accepts:None) - Parent: Directive block at (44:1,0 [15] )
+Code span at (54:1,10 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (44:1,0 [15] )
+Code span at (55:1,11 [4] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (44:1,0 [15] )
+Markup span at (59:1,15 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [59] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherWhiteSpaceCommentsAndDirectives.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherWhiteSpaceCommentsAndDirectives.classifiedspans.txt
new file mode 100644
index 0000000000..a345090d3e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_FileScoped_CanBeBeneathOtherWhiteSpaceCommentsAndDirectives.classifiedspans.txt
@@ -0,0 +1,22 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [130] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [43] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [43] )
+Comment span at (2:0,2 [39] ) (Accepts:Any) - Parent: Comment block at (0:0,0 [43] )
+MetaCode span at (41:0,41 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [43] )
+Transition span at (42:0,42 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [43] )
+Markup span at (43:0,43 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [130] )
+Transition span at (45:1,0 [1] ) (Accepts:None) - Parent: Directive block at (45:1,0 [44] )
+MetaCode span at (46:1,1 [6] ) (Accepts:None) - Parent: Directive block at (45:1,0 [44] )
+Code span at (52:1,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (45:1,0 [44] )
+Code span at (53:1,8 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (45:1,0 [44] )
+Markup span at (87:1,42 [2] ) (Accepts:WhiteSpace) - Parent: Directive block at (45:1,0 [44] )
+Markup span at (89:2,0 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [130] )
+Transition span at (91:3,0 [1] ) (Accepts:None) - Parent: Directive block at (91:3,0 [17] )
+MetaCode span at (92:3,1 [9] ) (Accepts:None) - Parent: Directive block at (91:3,0 [17] )
+Code span at (101:3,10 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (91:3,0 [17] )
+Code span at (102:3,11 [4] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (91:3,0 [17] )
+Markup span at (106:3,15 [2] ) (Accepts:WhiteSpace) - Parent: Directive block at (91:3,0 [17] )
+Markup span at (108:4,0 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [130] )
+Markup span at (110:5,0 [3] ) (Accepts:Any) - Parent: Tag block at (110:5,0 [3] )
+Markup span at (113:5,3 [13] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [130] )
+Markup span at (126:5,16 [4] ) (Accepts:Any) - Parent: Tag block at (126:5,16 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_NoErrorsSemicolonAfterDirective.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_NoErrorsSemicolonAfterDirective.classifiedspans.txt
new file mode 100644
index 0000000000..e25b16bc6a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_NoErrorsSemicolonAfterDirective.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [19] )
+Code span at (8:0,8 [7] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [19] )
+None span at (15:0,15 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [19] )
+MetaCode span at (16:0,16 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [19] )
+Markup span at (17:0,17 [2] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForNonStringValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForNonStringValue.classifiedspans.txt
new file mode 100644
index 0000000000..f1fd6cb92b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForNonStringValue.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForPartialQuotedValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForPartialQuotedValue.classifiedspans.txt
new file mode 100644
index 0000000000..f1fd6cb92b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForPartialQuotedValue.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForSingleQuotedValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForSingleQuotedValue.classifiedspans.txt
new file mode 100644
index 0000000000..f1fd6cb92b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForSingleQuotedValue.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForUnquotedValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForUnquotedValue.classifiedspans.txt
new file mode 100644
index 0000000000..f1fd6cb92b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_StringToken_ParserErrorForUnquotedValue.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_TokensMustBeSeparatedBySpace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_TokensMustBeSeparatedBySpace.classifiedspans.txt
new file mode 100644
index 0000000000..de1247ad81
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_TokensMustBeSeparatedBySpace.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Code span at (8:0,8 [9] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsCodeBlocks.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsCodeBlocks.classifiedspans.txt
new file mode 100644
index 0000000000..a4003deee6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsCodeBlocks.classifiedspans.txt
@@ -0,0 +1,8 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [32] )
+Code span at (8:0,8 [6] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [32] )
+Markup span at (14:0,14 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [32] )
+MetaCode span at (15:0,15 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
+Code span at (16:0,16 [15] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [32] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsMemberTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsMemberTokens.classifiedspans.txt
new file mode 100644
index 0000000000..3bd36e8664
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsMemberTokens.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [19] )
+Code span at (8:0,8 [11] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsMultipleTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsMultipleTokens.classifiedspans.txt
new file mode 100644
index 0000000000..07dfcef1d7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsMultipleTokens.classifiedspans.txt
@@ -0,0 +1,8 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [64] )
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+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [64] )
+Code span at (8:0,8 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [64] )
+Code span at (42:0,42 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [64] )
+Code span at (43:0,43 [11] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [64] )
+Markup span at (54:0,54 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [64] )
+Code span at (55:0,55 [9] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [64] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsRazorBlocks.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsRazorBlocks.classifiedspans.txt
new file mode 100644
index 0000000000..1a375c2158
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsRazorBlocks.classifiedspans.txt
@@ -0,0 +1,12 @@
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+Markup span at (16:0,16 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [33] )
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+Markup span at (18:0,18 [1] ) (Accepts:Any) - Parent: Markup block at (18:0,18 [14] )
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+Markup span at (22:0,22 [5] ) (Accepts:Any) - Parent: Markup block at (18:0,18 [14] )
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+Markup span at (31:0,31 [1] ) (Accepts:Any) - Parent: Markup block at (18:0,18 [14] )
+MetaCode span at (32:0,32 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsStringTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsStringTokens.classifiedspans.txt
new file mode 100644
index 0000000000..de1247ad81
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsStringTokens.classifiedspans.txt
@@ -0,0 +1,4 @@
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+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Code span at (8:0,8 [9] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsTypeTokens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsTypeTokens.classifiedspans.txt
new file mode 100644
index 0000000000..1bbf8de3f4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/DirectiveDescriptor_UnderstandsTypeTokens.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [42] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [42] )
+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [42] )
+Code span at (8:0,8 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [42] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Directives_CanUseReservedWord_Class.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Directives_CanUseReservedWord_Class.classifiedspans.txt
new file mode 100644
index 0000000000..edcf8072b2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Directives_CanUseReservedWord_Class.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [6] )
+MetaCode span at (1:0,1 [5] ) (Accepts:None) - Parent: Directive block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Directives_CanUseReservedWord_Namespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Directives_CanUseReservedWord_Namespace.classifiedspans.txt
new file mode 100644
index 0000000000..c92fb77651
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Directives_CanUseReservedWord_Namespace.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [10] )
+MetaCode span at (1:0,1 [9] ) (Accepts:None) - Parent: Directive block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/EmptyFunctionsDirective.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/EmptyFunctionsDirective.classifiedspans.txt
new file mode 100644
index 0000000000..17a8238d63
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/EmptyFunctionsDirective.classifiedspans.txt
@@ -0,0 +1,6 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+MetaCode span at (1:0,1 [9] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [14] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+Code span at (12:0,12 [1] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [14] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/ExtensibleDirectiveDoesNotErorrIfNotAtStartOfLineBecauseOfWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/ExtensibleDirectiveDoesNotErorrIfNotAtStartOfLineBecauseOfWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..13f5f32062
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/ExtensibleDirectiveDoesNotErorrIfNotAtStartOfLineBecauseOfWhitespace.classifiedspans.txt
@@ -0,0 +1,5 @@
+Code span at (0:0,0 [4] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [46] )
+Transition span at (4:1,2 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [46] )
+MetaCode span at (5:1,3 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [46] )
+Code span at (11:1,9 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [46] )
+Code span at (12:1,10 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/ExtensibleDirectiveErrorsIfNotAtStartOfLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/ExtensibleDirectiveErrorsIfNotAtStartOfLine.classifiedspans.txt
new file mode 100644
index 0000000000..4cadbefff0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/ExtensibleDirectiveErrorsIfNotAtStartOfLine.classifiedspans.txt
@@ -0,0 +1,9 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [48] )
+Code span at (1:0,1 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [48] )
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Directive block at (3:0,3 [44] )
+MetaCode span at (4:0,4 [6] ) (Accepts:None) - Parent: Directive block at (3:0,3 [44] )
+Code span at (10:0,10 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (3:0,3 [44] )
+Code span at (11:0,11 [34] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (3:0,3 [44] )
+Markup span at (45:0,45 [2] ) (Accepts:WhiteSpace) - Parent: Directive block at (3:0,3 [44] )
+Code span at (47:1,0 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [48] )
+MetaCode span at (47:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [48] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsArrays.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsArrays.classifiedspans.txt
new file mode 100644
index 0000000000..3147ee9712
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsArrays.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [22] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+MetaCode span at (1:0,1 [8] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Code span at (9:0,9 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [22] )
+Code span at (10:0,10 [12] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [22] )
+Markup span at (22:0,22 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsNestedGenerics.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsNestedGenerics.classifiedspans.txt
new file mode 100644
index 0000000000..2b3f6f0879
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsNestedGenerics.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [87] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [87] )
+MetaCode span at (1:0,1 [8] ) (Accepts:None) - Parent: Directive block at (0:0,0 [87] )
+Code span at (9:0,9 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [87] )
+Code span at (10:0,10 [77] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [87] )
+Markup span at (87:0,87 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [87] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsTypeKeywords.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsTypeKeywords.classifiedspans.txt
new file mode 100644
index 0000000000..814c89b4eb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/InheritsDirectiveSupportsTypeKeywords.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [8] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+Code span at (9:0,9 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+Code span at (10:0,10 [6] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+Markup span at (16:0,16 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_AreSkipped.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_AreSkipped.classifiedspans.txt
new file mode 100644
index 0000000000..f1fd6cb92b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_AreSkipped.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithBraces_AreParsed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithBraces_AreParsed.classifiedspans.txt
new file mode 100644
index 0000000000..a54168ebd2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithBraces_AreParsed.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [29] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [29] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [29] )
+Code span at (8:0,8 [21] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithMultipleOptionalTokens_AreParsed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithMultipleOptionalTokens_AreParsed.classifiedspans.txt
new file mode 100644
index 0000000000..39ac31cfc7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithMultipleOptionalTokens_AreParsed.classifiedspans.txt
@@ -0,0 +1,6 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [43] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [43] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [43] )
+Code span at (8:0,8 [21] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [43] )
+Code span at (29:0,29 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [43] )
+Code span at (30:0,30 [13] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [43] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithSimpleTokens_AreParsed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithSimpleTokens_AreParsed.classifiedspans.txt
new file mode 100644
index 0000000000..2fca4ed7c1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalDirectiveTokens_WithSimpleTokens_AreParsed.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+MetaCode span at (1:0,1 [6] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Markup span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [22] )
+Code span at (8:0,8 [14] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalMemberTokens_WithMemberSpecified_IsParsed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalMemberTokens_WithMemberSpecified_IsParsed.classifiedspans.txt
new file mode 100644
index 0000000000..0e09c28b92
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalMemberTokens_WithMemberSpecified_IsParsed.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+MetaCode span at (1:0,1 [13] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+Code span at (14:0,14 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Code span at (15:0,15 [12] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalMemberTokens_WithMissingMember_IsParsed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalMemberTokens_WithMissingMember_IsParsed.classifiedspans.txt
new file mode 100644
index 0000000000..bd5a26dfaf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/OptionalMemberTokens_WithMissingMember_IsParsed.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [15] )
+MetaCode span at (1:0,1 [13] ) (Accepts:None) - Parent: Directive block at (0:0,0 [15] )
+Code span at (14:0,14 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [15] )
+Code span at (15:0,15 [0] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parse_FunctionsDirective.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parse_FunctionsDirective.classifiedspans.txt
new file mode 100644
index 0000000000..d5fc0c09b5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parse_FunctionsDirective.classifiedspans.txt
@@ -0,0 +1,6 @@
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+MetaCode span at (1:0,1 [9] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [28] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
+Code span at (12:0,12 [15] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [28] )
+MetaCode span at (27:0,27 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parse_SectionDirective.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parse_SectionDirective.classifiedspans.txt
new file mode 100644
index 0000000000..4e1fdc7d0c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parse_SectionDirective.classifiedspans.txt
@@ -0,0 +1,12 @@
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+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [32] )
+Code span at (9:0,9 [6] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [32] )
+Markup span at (15:0,15 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [32] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [14] )
+Markup span at (18:0,18 [3] ) (Accepts:Any) - Parent: Tag block at (18:0,18 [3] )
+Markup span at (21:0,21 [5] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [14] )
+Markup span at (26:0,26 [4] ) (Accepts:Any) - Parent: Tag block at (26:0,26 [4] )
+Markup span at (30:0,30 [1] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [14] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parser_ParsesNamespaceDirectiveToken_WithMultipleSegments.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parser_ParsesNamespaceDirectiveToken_WithMultipleSegments.classifiedspans.txt
new file mode 100644
index 0000000000..37abb54fcf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parser_ParsesNamespaceDirectiveToken_WithMultipleSegments.classifiedspans.txt
@@ -0,0 +1,4 @@
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+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [29] )
+Code span at (8:0,8 [21] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parser_ParsesNamespaceDirectiveToken_WithSingleSegment.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parser_ParsesNamespaceDirectiveToken_WithSingleSegment.classifiedspans.txt
new file mode 100644
index 0000000000..6b4d8a5908
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/Parser_ParsesNamespaceDirectiveToken_WithSingleSegment.classifiedspans.txt
@@ -0,0 +1,4 @@
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+Code span at (7:0,7 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [21] )
+Code span at (8:0,8 [13] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
new file mode 100644
index 0000000000..814a67e317
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
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+Code span at (17:0,17 [4] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_InvalidLookupText_AddsError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_InvalidLookupText_AddsError.classifiedspans.txt
new file mode 100644
index 0000000000..d6dde5b7a8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_InvalidLookupText_AddsError.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Code span at (17:0,17 [3] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_NoValue_Invalid.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_NoValue_Invalid.classifiedspans.txt
new file mode 100644
index 0000000000..d847da62f5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_NoValue_Invalid.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Code span at (17:0,17 [2] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_RequiresValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_RequiresValue.classifiedspans.txt
new file mode 100644
index 0000000000..adc30c55d8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_RequiresValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Code span at (17:0,17 [0] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_SingleQuotes_AddsError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_SingleQuotes_AddsError.classifiedspans.txt
new file mode 100644
index 0000000000..82433192e9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_SingleQuotes_AddsError.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [25] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [25] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [25] )
+Code span at (17:0,17 [8] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
new file mode 100644
index 0000000000..814a67e317
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+Code span at (17:0,17 [4] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_SupportsSpaces.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_SupportsSpaces.classifiedspans.txt
new file mode 100644
index 0000000000..7047bf83e0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_SupportsSpaces.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [35] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [35] )
+Markup span at (16:0,16 [5] ) (Accepts:None) - Parent: Directive block at (0:0,0 [35] )
+Code span at (21:0,21 [14] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_WithQuotes_InvalidLookupText_AddsError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_WithQuotes_InvalidLookupText_AddsError.classifiedspans.txt
new file mode 100644
index 0000000000..e34deac84b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/RemoveTagHelperDirective_WithQuotes_InvalidLookupText_AddsError.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Code span at (17:0,17 [5] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
new file mode 100644
index 0000000000..3de0fa6980
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_EndQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [24] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [24] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [24] )
+Code span at (17:0,17 [7] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_NoValueSucceeds.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_NoValueSucceeds.classifiedspans.txt
new file mode 100644
index 0000000000..d847da62f5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_NoValueSucceeds.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [19] )
+Code span at (17:0,17 [2] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_RequiresValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_RequiresValue.classifiedspans.txt
new file mode 100644
index 0000000000..adc30c55d8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_RequiresValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Code span at (17:0,17 [0] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
new file mode 100644
index 0000000000..814a67e317
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_StartQuoteRequiresDoubleQuotesAroundValue.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+Code span at (17:0,17 [4] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_Succeeds.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_Succeeds.classifiedspans.txt
new file mode 100644
index 0000000000..d6dde5b7a8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_Succeeds.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Code span at (17:0,17 [3] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_WithQuotes_Succeeds.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_WithQuotes_Succeeds.classifiedspans.txt
new file mode 100644
index 0000000000..e34deac84b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpDirectivesTest/TagHelperPrefixDirective_WithQuotes_Succeeds.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+MetaCode span at (1:0,1 [15] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [22] )
+Code span at (17:0,17 [5] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCapturesWhitespaceToEndOfLineInInvalidUsingStatementAndTreatsAsFileCode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCapturesWhitespaceToEndOfLineInInvalidUsingStatementAndTreatsAsFileCode.classifiedspans.txt
new file mode 100644
index 0000000000..7dee009374
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCapturesWhitespaceToEndOfLineInInvalidUsingStatementAndTreatsAsFileCode.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [17] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyHandlesInCorrectTransitionsIfImplicitExpressionParensUnclosed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyHandlesInCorrectTransitionsIfImplicitExpressionParensUnclosed.classifiedspans.txt
new file mode 100644
index 0000000000..110e3a8b71
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyHandlesInCorrectTransitionsIfImplicitExpressionParensUnclosed.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [7] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyParsesAtSignInDelimitedBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyParsesAtSignInDelimitedBlock.classifiedspans.txt
new file mode 100644
index 0000000000..1578e4491e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyParsesAtSignInDelimitedBlock.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [46] )
+Code span at (1:0,1 [44] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [46] )
+MetaCode span at (45:0,45 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyParsesMarkupIncorrectyAssumedToBeWithinAStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyParsesMarkupIncorrectyAssumedToBeWithinAStatement.classifiedspans.txt
new file mode 100644
index 0000000000..df42b12e56
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyParsesMarkupIncorrectyAssumedToBeWithinAStatement.classifiedspans.txt
@@ -0,0 +1,8 @@
+Code span at (0:0,0 [43] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [64] )
+Markup span at (43:2,4 [3] ) (Accepts:None) - Parent: Tag block at (43:2,4 [3] )
+Markup span at (46:2,7 [7] ) (Accepts:Any) - Parent: Markup block at (43:2,4 [20] )
+Transition span at (53:2,14 [1] ) (Accepts:None) - Parent: Expression block at (53:2,14 [4] )
+Code span at (54:2,15 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (53:2,14 [4] )
+Markup span at (57:2,18 [4] ) (Accepts:None) - Parent: Tag block at (57:2,18 [4] )
+Markup span at (61:2,22 [2] ) (Accepts:None) - Parent: Markup block at (43:2,4 [20] )
+Code span at (63:3,0 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [64] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyRecoversFromMissingCloseParenInExpressionWithinCode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyRecoversFromMissingCloseParenInExpressionWithinCode.classifiedspans.txt
new file mode 100644
index 0000000000..0d0c890348
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockCorrectlyRecoversFromMissingCloseParenInExpressionWithinCode.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+Code span at (1:0,1 [14] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [29] )
+Markup span at (15:0,15 [6] ) (Accepts:None) - Parent: Tag block at (15:0,15 [6] )
+Markup span at (21:0,21 [7] ) (Accepts:None) - Parent: Tag block at (21:0,21 [7] )
+Code span at (28:0,28 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [29] )
+MetaCode span at (28:0,28 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockHandlesQuotesAfterTransition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockHandlesQuotesAfterTransition.classifiedspans.txt
new file mode 100644
index 0000000000..df81e75cc2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockHandlesQuotesAfterTransition.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockIncludesUnexpectedCharacterInSingleStatementControlFlowStatementError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockIncludesUnexpectedCharacterInSingleStatementControlFlowStatementError.classifiedspans.txt
new file mode 100644
index 0000000000..0e1dd1aeef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockIncludesUnexpectedCharacterInSingleStatementControlFlowStatementError.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [27] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodOutputsOpenCurlyAsCodeSpanIfEofFoundAfterOpenCurlyBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodOutputsOpenCurlyAsCodeSpanIfEofFoundAfterOpenCurlyBrace.classifiedspans.txt
new file mode 100644
index 0000000000..c23fc20c01
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodOutputsOpenCurlyAsCodeSpanIfEofFoundAfterOpenCurlyBrace.classifiedspans.txt
@@ -0,0 +1,2 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodOutputsZeroLengthCodeSpanIfStatementBlockEmpty.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodOutputsZeroLengthCodeSpanIfStatementBlockEmpty.classifiedspans.txt
new file mode 100644
index 0000000000..5584b0b636
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodOutputsZeroLengthCodeSpanIfStatementBlockEmpty.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [2] )
+Code span at (1:0,1 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [2] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodParsesNothingIfFirstCharacterIsNotIdentifierStartOrParenOrBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodParsesNothingIfFirstCharacterIsNotIdentifierStartOrParenOrBrace.classifiedspans.txt
new file mode 100644
index 0000000000..df81e75cc2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodParsesNothingIfFirstCharacterIsNotIdentifierStartOrParenOrBrace.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfEOFAfterTransitionInEmbeddedExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfEOFAfterTransitionInEmbeddedExpression.classifiedspans.txt
new file mode 100644
index 0000000000..a8ccb8bc5e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfEOFAfterTransitionInEmbeddedExpression.classifiedspans.txt
@@ -0,0 +1,5 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [8] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [8] )
+Transition span at (7:1,4 [1] ) (Accepts:None) - Parent: Expression block at (7:1,4 [1] )
+Code span at (8:1,5 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (7:1,4 [1] )
+Code span at (8:1,5 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfNewlineFollowsTransition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfNewlineFollowsTransition.classifiedspans.txt
new file mode 100644
index 0000000000..df81e75cc2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfNewlineFollowsTransition.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfWhitespaceBetweenTransitionAndBlockStartInEmbeddedExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfWhitespaceBetweenTransitionAndBlockStartInEmbeddedExpression.classifiedspans.txt
new file mode 100644
index 0000000000..fdf5c8e1ef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockMethodProducesErrorIfWhitespaceBetweenTransitionAndBlockStartInEmbeddedExpression.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [16] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [16] )
+Transition span at (7:1,4 [1] ) (Accepts:None) - Parent: Expression block at (7:1,4 [1] )
+Code span at (8:1,5 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (7:1,4 [1] )
+Code span at (8:1,5 [7] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [16] )
+MetaCode span at (15:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockOutputsErrorIfAtSignFollowedByLessThanSignAtStatementStart.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockOutputsErrorIfAtSignFollowedByLessThanSignAtStatementStart.classifiedspans.txt
new file mode 100644
index 0000000000..f34e083373
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockOutputsErrorIfAtSignFollowedByLessThanSignAtStatementStart.classifiedspans.txt
@@ -0,0 +1,8 @@
+Code span at (0:0,0 [9] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [23] )
+Markup span at (9:0,9 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [13] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Markup block at (9:0,9 [13] )
+Markup span at (11:0,11 [3] ) (Accepts:None) - Parent: Tag block at (11:0,11 [3] )
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [13] )
+Markup span at (17:0,17 [4] ) (Accepts:None) - Parent: Tag block at (17:0,17 [4] )
+Markup span at (21:0,21 [1] ) (Accepts:None) - Parent: Markup block at (9:0,9 [13] )
+Code span at (22:0,22 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfCatchBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfCatchBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..117b42b3e2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfCatchBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [70] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [70] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfClassBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfClassBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..8944928f75
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfClassBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1,4 @@
+MetaCode span at (0:0,0 [9] ) (Accepts:None) - Parent: Directive block at (0:0,0 [54] )
+Markup span at (9:0,9 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [54] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [54] )
+Code span at (11:0,11 [43] ) (Accepts:Any) - Parent: Directive block at (0:0,0 [54] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfDoBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfDoBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..b7f74c81c8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfDoBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [47] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [47] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfElseBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfElseBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..cecf4145df
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfElseBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [68] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [68] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfElseIfBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfElseIfBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..f16c8b4133
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfElseIfBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [71] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [71] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfExplicitCodeBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfExplicitCodeBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..5e9f2d6502
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfExplicitCodeBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1,2 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
+Code span at (1:0,1 [43] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfFinallyBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfFinallyBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..5de6b936db
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfFinallyBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [67] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [67] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfForBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfForBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..7d764a8ab7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfForBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [54] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [54] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfForeachBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfForeachBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..53f1391d54
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfForeachBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [58] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [58] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfIfBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfIfBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..aa1f2379ca
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfIfBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [53] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [53] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfLockBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfLockBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..6d4cff2b18
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfLockBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [55] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfSwitchBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfSwitchBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..a73fdccd82
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfSwitchBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [57] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [57] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfTryBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfTryBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..38d6ea4454
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfTryBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [48] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [48] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfUsingBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfUsingBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..3776f70a65
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfUsingBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [56] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [56] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfWhileBlockUnterminatedAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfWhileBlockUnterminatedAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..3776f70a65
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockReportsErrorIfWhileBlockUnterminatedAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [56] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [56] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockRequiresControlFlowStatementsToHaveBraces.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockRequiresControlFlowStatementsToHaveBraces.classifiedspans.txt
new file mode 100644
index 0000000000..060e2c559a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockRequiresControlFlowStatementsToHaveBraces.classifiedspans.txt
@@ -0,0 +1,15 @@
+Code span at (0:0,0 [8] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [58] )
+Markup span at (8:0,8 [3] ) (Accepts:None) - Parent: Tag block at (8:0,8 [3] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [11] )
+Markup span at (14:0,14 [4] ) (Accepts:None) - Parent: Tag block at (14:0,14 [4] )
+Markup span at (18:0,18 [1] ) (Accepts:None) - Parent: Markup block at (8:0,8 [11] )
+Code span at (19:0,19 [13] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [58] )
+Markup span at (32:0,32 [3] ) (Accepts:None) - Parent: Tag block at (32:0,32 [3] )
+Markup span at (35:0,35 [3] ) (Accepts:Any) - Parent: Markup block at (32:0,32 [11] )
+Markup span at (38:0,38 [4] ) (Accepts:None) - Parent: Tag block at (38:0,38 [4] )
+Markup span at (42:0,42 [1] ) (Accepts:None) - Parent: Markup block at (32:0,32 [11] )
+Code span at (43:0,43 [5] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [58] )
+Markup span at (48:0,48 [3] ) (Accepts:None) - Parent: Tag block at (48:0,48 [3] )
+Markup span at (51:0,51 [3] ) (Accepts:Any) - Parent: Markup block at (48:0,48 [10] )
+Markup span at (54:0,54 [4] ) (Accepts:None) - Parent: Tag block at (54:0,54 [4] )
+Code span at (58:0,58 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [58] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockResumesIfStatementAfterOpenParen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockResumesIfStatementAfterOpenParen.classifiedspans.txt
new file mode 100644
index 0000000000..81ae90f80d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockResumesIfStatementAfterOpenParen.classifiedspans.txt
@@ -0,0 +1,7 @@
+Code span at (0:0,0 [11] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+Markup span at (11:1,6 [1] ) (Accepts:Any) - Parent: Markup block at (11:1,6 [12] )
+Markup span at (12:1,7 [3] ) (Accepts:None) - Parent: Tag block at (12:1,7 [3] )
+Markup span at (15:1,10 [3] ) (Accepts:Any) - Parent: Markup block at (11:1,6 [12] )
+Markup span at (18:1,13 [4] ) (Accepts:None) - Parent: Tag block at (18:1,13 [4] )
+Markup span at (22:1,17 [1] ) (Accepts:None) - Parent: Markup block at (11:1,6 [12] )
+Code span at (23:1,18 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfBracketInImplicitExpressionUnclosed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfBracketInImplicitExpressionUnclosed.classifiedspans.txt
new file mode 100644
index 0000000000..715dbd7f9e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfBracketInImplicitExpressionUnclosed.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [22] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfIfParenInExplicitExpressionUnclosed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfIfParenInExplicitExpressionUnclosed.classifiedspans.txt
new file mode 100644
index 0000000000..c31341dd46
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfIfParenInExplicitExpressionUnclosed.classifiedspans.txt
@@ -0,0 +1,2 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [13] )
+Code span at (1:0,1 [12] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfParenInImplicitExpressionUnclosed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfParenInImplicitExpressionUnclosed.classifiedspans.txt
new file mode 100644
index 0000000000..715dbd7f9e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtEOFIfParenInImplicitExpressionUnclosed.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [22] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfBracketInImplicitExpressionUnclosed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfBracketInImplicitExpressionUnclosed.classifiedspans.txt
new file mode 100644
index 0000000000..4c86f2e2df
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfBracketInImplicitExpressionUnclosed.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [19] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfIfParenInExplicitExpressionUnclosed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfIfParenInExplicitExpressionUnclosed.classifiedspans.txt
new file mode 100644
index 0000000000..9043c487d5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfIfParenInExplicitExpressionUnclosed.classifiedspans.txt
@@ -0,0 +1,2 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+Code span at (1:0,1 [9] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfParenInImplicitExpressionUnclosed.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfParenInImplicitExpressionUnclosed.classifiedspans.txt
new file mode 100644
index 0000000000..4c86f2e2df
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockShouldReportErrorAndTerminateAtMarkupIfParenInImplicitExpressionUnclosed.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [19] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesForeachBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesForeachBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
new file mode 100644
index 0000000000..7dee009374
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesForeachBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [17] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesIfBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesIfBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
new file mode 100644
index 0000000000..2f5362f59f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesIfBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [12] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesNormalCSharpStringsAtEOLIfEndQuoteMissing.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesNormalCSharpStringsAtEOLIfEndQuoteMissing.classifiedspans.txt
new file mode 100644
index 0000000000..6409475acb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesNormalCSharpStringsAtEOLIfEndQuoteMissing.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [41] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesNormalStringAtEndOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesNormalStringAtEndOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..36f4320778
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesNormalStringAtEndOfFile.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [45] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [45] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesUsingBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesUsingBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
new file mode 100644
index 0000000000..c6a64c939b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesUsingBlockAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [15] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesVerbatimStringAtEndOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesVerbatimStringAtEndOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..38b7004fed
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesVerbatimStringAtEndOfFile.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [60] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [60] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesWhileClauseInDoStatementAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesWhileClauseInDoStatementAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
new file mode 100644
index 0000000000..e4dc080bcb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockTerminatesWhileClauseInDoStatementAtEOLWhenRecoveringFromMissingCloseParen.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [22] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockWithHelperDirectiveProducesError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockWithHelperDirectiveProducesError.classifiedspans.txt
new file mode 100644
index 0000000000..aa175869a4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockWithHelperDirectiveProducesError.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [7] )
+Code span at (1:0,1 [6] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockWithNestedCodeBlockProducesError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockWithNestedCodeBlockProducesError.classifiedspans.txt
new file mode 100644
index 0000000000..2dc048c890
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpErrorTest/ParseBlockWithNestedCodeBlockProducesError.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Code span at (1:0,1 [5] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+Transition span at (6:0,6 [1] ) (Accepts:None) - Parent: Statement block at (6:0,6 [3] )
+MetaCode span at (7:0,7 [1] ) (Accepts:None) - Parent: Statement block at (6:0,6 [3] )
+Code span at (8:0,8 [0] ) (Accepts:Any) - Parent: Statement block at (6:0,6 [3] )
+MetaCode span at (8:0,8 [1] ) (Accepts:None) - Parent: Statement block at (6:0,6 [3] )
+Code span at (9:0,9 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptConsecutiveEscapedQuotesInNonVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptConsecutiveEscapedQuotesInNonVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..1805200b11
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptConsecutiveEscapedQuotesInNonVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [9] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [9] )
+Code span at (2:0,2 [6] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [9] )
+MetaCode span at (8:0,8 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptConsecutiveEscapedQuotesInVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptConsecutiveEscapedQuotesInVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..b9217b9912
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptConsecutiveEscapedQuotesInVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+Code span at (2:0,2 [7] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [10] )
+MetaCode span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptEscapedQuoteInNonVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptEscapedQuoteInNonVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..9ce40e483d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptEscapedQuoteInNonVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [7] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [7] )
+Code span at (2:0,2 [4] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [7] )
+MetaCode span at (6:0,6 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptEscapedQuoteInVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptEscapedQuoteInVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..afe90c7ff2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptEscapedQuoteInVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (2:0,2 [5] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [8] )
+MetaCode span at (7:0,7 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultiLineVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultiLineVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..3e85e0720c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultiLineVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [23] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [23] )
+Code span at (2:0,2 [20] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [23] )
+MetaCode span at (22:4,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleEscapedQuotesInNonVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleEscapedQuotesInNonVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..fef1e1fc84
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleEscapedQuotesInNonVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [21] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [21] )
+Code span at (2:0,2 [18] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [21] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleEscapedQuotesInVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleEscapedQuotesInVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..1b2d2bf3ef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleEscapedQuotesInVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [22] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [22] )
+Code span at (2:0,2 [19] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [22] )
+MetaCode span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleRepeatedEscapedQuoteInVerbatimStrings.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleRepeatedEscapedQuoteInVerbatimStrings.classifiedspans.txt
new file mode 100644
index 0000000000..b9217b9912
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldAcceptMultipleRepeatedEscapedQuoteInVerbatimStrings.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+Code span at (2:0,2 [7] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [10] )
+MetaCode span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldOutputZeroLengthCodeSpanIfEOFOccursAfterStartOfExplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldOutputZeroLengthCodeSpanIfEOFOccursAfterStartOfExplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..f85c4eb540
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldOutputZeroLengthCodeSpanIfEOFOccursAfterStartOfExplicitExpression.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [2] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [2] )
+Code span at (2:0,2 [0] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldOutputZeroLengthCodeSpanIfExplicitExpressionIsEmpty.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldOutputZeroLengthCodeSpanIfExplicitExpressionIsEmpty.classifiedspans.txt
new file mode 100644
index 0000000000..11224bc884
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpExplicitExpressionTest/ParseBlockShouldOutputZeroLengthCodeSpanIfExplicitExpressionIsEmpty.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [3] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [3] )
+Code span at (2:0,2 [0] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [3] )
+MetaCode span at (2:0,2 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/NestedImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/NestedImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..345383cbb0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/NestedImplicitExpression.classifiedspans.txt
@@ -0,0 +1,4 @@
+Code span at (0:0,0 [12] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [18] )
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Expression block at (12:0,12 [4] )
+Code span at (13:0,13 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (12:0,12 [4] )
+Code span at (16:0,16 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockAcceptsNonEnglishCharactersThatAreValidIdentifiers.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockAcceptsNonEnglishCharactersThatAreValidIdentifiers.classifiedspans.txt
new file mode 100644
index 0000000000..befccd6124
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockAcceptsNonEnglishCharactersThatAreValidIdentifiers.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotAcceptSemicolonIfExpressionTerminatedByWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotAcceptSemicolonIfExpressionTerminatedByWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotAcceptSemicolonIfExpressionTerminatedByWhitespace.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotAtEOFInImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotAtEOFInImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..befccd6124
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotAtEOFInImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotFollowedByInvalidIdentifierCharacterInImplicitExpression1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotFollowedByInvalidIdentifierCharacterInImplicitExpression1.classifiedspans.txt
new file mode 100644
index 0000000000..befccd6124
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotFollowedByInvalidIdentifierCharacterInImplicitExpression1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotFollowedByInvalidIdentifierCharacterInImplicitExpression2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotFollowedByInvalidIdentifierCharacterInImplicitExpression2.classifiedspans.txt
new file mode 100644
index 0000000000..befccd6124
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeDotFollowedByInvalidIdentifierCharacterInImplicitExpression2.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeSemicolonAfterDot.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeSemicolonAfterDot.classifiedspans.txt
new file mode 100644
index 0000000000..befccd6124
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodDoesNotIncludeSemicolonAfterDot.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodIgnoresSemicolonAtEndOfDottedIdentifiers.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodIgnoresSemicolonAtEndOfDottedIdentifiers.classifiedspans.txt
new file mode 100644
index 0000000000..4c546c5213
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodIgnoresSemicolonAtEndOfDottedIdentifiers.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [12] )
+Code span at (1:0,1 [11] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodIgnoresSemicolonAtEndOfSimpleImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodIgnoresSemicolonAtEndOfSimpleImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodIgnoresSemicolonAtEndOfSimpleImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesDottedIdentifiersAsImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesDottedIdentifiersAsImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..4c546c5213
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesDottedIdentifiersAsImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [12] )
+Code span at (1:0,1 [11] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket1.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket10.classifiedspans.txt
new file mode 100644
index 0000000000..76e4befa6f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket10.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [9] )
+Code span at (1:0,1 [8] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket11.classifiedspans.txt
new file mode 100644
index 0000000000..d4f90972e4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket11.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [15] )
+Code span at (1:0,1 [14] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket12.classifiedspans.txt
new file mode 100644
index 0000000000..bde230d5d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket12.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [14] )
+Code span at (1:0,1 [13] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket13.classifiedspans.txt
new file mode 100644
index 0000000000..234d8ba877
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket13.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [22] )
+Code span at (1:0,1 [21] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket14.classifiedspans.txt
new file mode 100644
index 0000000000..49e8605cc5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket14.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [21] )
+Code span at (1:0,1 [20] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket15.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket15.classifiedspans.txt
new file mode 100644
index 0000000000..8df3e04068
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket15.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [19] )
+Code span at (1:0,1 [18] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket16.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket16.classifiedspans.txt
new file mode 100644
index 0000000000..9c65443a64
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket16.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [20] )
+Code span at (1:0,1 [19] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket2.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket2.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket3.classifiedspans.txt
new file mode 100644
index 0000000000..07cb5c264d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket3.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [6] )
+Code span at (1:0,1 [5] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket4.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket4.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket5.classifiedspans.txt
new file mode 100644
index 0000000000..f8322b2de0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+Code span at (1:0,1 [9] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket6.classifiedspans.txt
new file mode 100644
index 0000000000..befccd6124
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket6.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket7.classifiedspans.txt
new file mode 100644
index 0000000000..07cb5c264d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket7.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [6] )
+Code span at (1:0,1 [5] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket8.classifiedspans.txt
new file mode 100644
index 0000000000..54b541935f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket8.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [11] )
+Code span at (1:0,1 [10] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket9.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Bracket9.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot1.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot10.classifiedspans.txt
new file mode 100644
index 0000000000..6c0269d3fa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot10.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+Code span at (1:0,1 [9] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot11.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot11.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot12.classifiedspans.txt
new file mode 100644
index 0000000000..8df3e04068
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot12.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [19] )
+Code span at (1:0,1 [18] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot13.classifiedspans.txt
new file mode 100644
index 0000000000..234d8ba877
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot13.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [22] )
+Code span at (1:0,1 [21] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot14.classifiedspans.txt
new file mode 100644
index 0000000000..451e06d958
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot14.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [29] )
+Code span at (1:0,1 [28] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot2.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot2.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot3.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot3.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot4.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot4.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot5.classifiedspans.txt
new file mode 100644
index 0000000000..dd3f06b886
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [6] )
+Code span at (1:0,1 [5] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot6.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot6.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot7.classifiedspans.txt
new file mode 100644
index 0000000000..dd3f06b886
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot7.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [6] )
+Code span at (1:0,1 [5] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot8.classifiedspans.txt
new file mode 100644
index 0000000000..dd3f06b886
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot8.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [6] )
+Code span at (1:0,1 [5] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot9.classifiedspans.txt
new file mode 100644
index 0000000000..6c0269d3fa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesNullConditionalOperatorImplicitExpression_Dot9.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+Code span at (1:0,1 [9] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesSingleIdentifierAsImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesSingleIdentifierAsImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodParsesSingleIdentifierAsImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodTerminatesAfterIdentifierUnlessFollowedByDotOrParenInImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodTerminatesAfterIdentifierUnlessFollowedByDotOrParenInImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..befccd6124
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockMethodTerminatesAfterIdentifierUnlessFollowedByDotOrParenInImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputExpressionIfModuleTokenNotFollowedByBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputExpressionIfModuleTokenNotFollowedByBrace.classifiedspans.txt
new file mode 100644
index 0000000000..91506cb48b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputExpressionIfModuleTokenNotFollowedByBrace.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [13] )
+Code span at (1:0,1 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputsZeroLengthCodeSpanIfEOFOccursAfterTransition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputsZeroLengthCodeSpanIfEOFOccursAfterTransition.classifiedspans.txt
new file mode 100644
index 0000000000..df81e75cc2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputsZeroLengthCodeSpanIfEOFOccursAfterTransition.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputsZeroLengthCodeSpanIfInvalidCharacterFollowsTransition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputsZeroLengthCodeSpanIfInvalidCharacterFollowsTransition.classifiedspans.txt
new file mode 100644
index 0000000000..df81e75cc2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockOutputsZeroLengthCodeSpanIfInvalidCharacterFollowsTransition.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockProperlyParsesBracketsAndBalancesThemInImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockProperlyParsesBracketsAndBalancesThemInImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..5daaaee8dd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockProperlyParsesBracketsAndBalancesThemInImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [34] )
+Code span at (1:0,1 [33] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockProperlyParsesParenthesesAndBalancesThemInImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockProperlyParsesParenthesesAndBalancesThemInImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..f685dcc492
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockProperlyParsesParenthesesAndBalancesThemInImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [115] )
+Code span at (1:0,1 [114] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [115] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockStopsBalancingParenthesesAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockStopsBalancingParenthesesAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..a736fc1a28
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockStopsBalancingParenthesesAtEOF.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [7] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockSupportsSlashesWithinComplexImplicitExpressions.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockSupportsSlashesWithinComplexImplicitExpressions.classifiedspans.txt
new file mode 100644
index 0000000000..a9cb762b3d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockSupportsSlashesWithinComplexImplicitExpressions.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [103] )
+Code span at (1:0,1 [102] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [103] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtHtmlEndTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtHtmlEndTag.classifiedspans.txt
new file mode 100644
index 0000000000..bde230d5d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtHtmlEndTag.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [14] )
+Code span at (1:0,1 [13] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtHtmlStartTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtHtmlStartTag.classifiedspans.txt
new file mode 100644
index 0000000000..bde230d5d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtHtmlStartTag.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [14] )
+Code span at (1:0,1 [13] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtLastValidPointIfDotFollowedByWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtLastValidPointIfDotFollowedByWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionAtLastValidPointIfDotFollowedByWhitespace.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionBeforeDotIfDotNotFollowedByIdentifierStartCharacter.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionBeforeDotIfDotNotFollowedByIdentifierStartCharacter.classifiedspans.txt
new file mode 100644
index 0000000000..bde230d5d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionBeforeDotIfDotNotFollowedByIdentifierStartCharacter.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [14] )
+Code span at (1:0,1 [13] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionIfCloseParenFollowedByAnyWhiteSpace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionIfCloseParenFollowedByAnyWhiteSpace.classifiedspans.txt
new file mode 100644
index 0000000000..6c0269d3fa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionIfCloseParenFollowedByAnyWhiteSpace.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [10] )
+Code span at (1:0,1 [9] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionIfIdentifierFollowedByAnyWhiteSpace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionIfIdentifierFollowedByAnyWhiteSpace.classifiedspans.txt
new file mode 100644
index 0000000000..cdb23fb755
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpImplicitExpressionTest/ParseBlockTerminatesImplicitExpressionIfIdentifierFollowedByAnyWhiteSpace.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..a8e36b11c4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedCodeBlock.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+Code span at (1:0,1 [34] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedExplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedExplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..541106b6ac
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedExplicitExpression.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Code span at (1:0,1 [14] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [23] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [6] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [6] )
+Code span at (17:0,17 [3] ) (Accepts:Any) - Parent: Expression block at (15:0,15 [6] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [6] )
+Code span at (21:0,21 [2] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..6f05c63fa9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedImplicitExpression.classifiedspans.txt
@@ -0,0 +1,5 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
+Code span at (1:0,1 [14] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [21] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [4] )
+Code span at (16:0,16 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (15:0,15 [4] )
+Code span at (19:0,19 [2] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedKeywordStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedKeywordStatement.classifiedspans.txt
new file mode 100644
index 0000000000..6c20e8c513
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedKeywordStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [55] )
+Code span at (1:0,1 [54] ) (Accepts:None) - Parent: Statement block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedMarkupBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedMarkupBlock.classifiedspans.txt
new file mode 100644
index 0000000000..5d9abf510b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedMarkupBlock.classifiedspans.txt
@@ -0,0 +1,8 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+Code span at (1:0,1 [13] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [29] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [14] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: Tag block at (15:0,15 [3] )
+Markup span at (18:0,18 [5] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [14] )
+Markup span at (23:0,23 [4] ) (Accepts:None) - Parent: Tag block at (23:0,23 [4] )
+Markup span at (27:0,27 [1] ) (Accepts:None) - Parent: Markup block at (14:0,14 [14] )
+Code span at (28:0,28 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedSimpleStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedSimpleStatement.classifiedspans.txt
new file mode 100644
index 0000000000..2a8edbf4a0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpNestedStatementsTest/NestedSimpleStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Code span at (1:0,1 [22] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/EmptyRazorComment.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/EmptyRazorComment.classifiedspans.txt
new file mode 100644
index 0000000000..2dcfb49765
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/EmptyRazorComment.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [4] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [4] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [4] )
+Comment span at (2:0,2 [0] ) (Accepts:Any) - Parent: Comment block at (0:0,0 [4] )
+MetaCode span at (2:0,2 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [4] )
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [4] )
+Markup span at (4:0,4 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/MultipleRazorCommentInMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/MultipleRazorCommentInMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..290c517695
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/MultipleRazorCommentInMarkup.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Markup span at (5:1,0 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Transition span at (7:1,2 [1] ) (Accepts:None) - Parent: Comment block at (7:1,2 [4] )
+MetaCode span at (8:1,3 [1] ) (Accepts:None) - Parent: Comment block at (7:1,2 [4] )
+Comment span at (9:1,4 [0] ) (Accepts:Any) - Parent: Comment block at (7:1,2 [4] )
+MetaCode span at (9:1,4 [1] ) (Accepts:None) - Parent: Comment block at (7:1,2 [4] )
+Transition span at (10:1,5 [1] ) (Accepts:None) - Parent: Comment block at (7:1,2 [4] )
+Markup span at (11:1,6 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Transition span at (15:2,0 [1] ) (Accepts:None) - Parent: Comment block at (15:2,0 [4] )
+MetaCode span at (16:2,1 [1] ) (Accepts:None) - Parent: Comment block at (15:2,0 [4] )
+Comment span at (17:2,2 [0] ) (Accepts:Any) - Parent: Comment block at (15:2,0 [4] )
+MetaCode span at (17:2,2 [1] ) (Accepts:None) - Parent: Comment block at (15:2,0 [4] )
+Transition span at (18:2,3 [1] ) (Accepts:None) - Parent: Comment block at (15:2,0 [4] )
+Markup span at (19:2,4 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Markup span at (21:3,0 [4] ) (Accepts:Any) - Parent: Tag block at (21:3,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/MultipleRazorCommentsInSameLineInMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/MultipleRazorCommentsInSameLineInMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..45659c7dad
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/MultipleRazorCommentsInSameLineInMarkup.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
+Transition span at (5:1,0 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+MetaCode span at (6:1,1 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+Comment span at (7:1,2 [0] ) (Accepts:Any) - Parent: Comment block at (5:1,0 [4] )
+MetaCode span at (7:1,2 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+Transition span at (8:1,3 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+Markup span at (9:1,4 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
+Markup span at (9:1,4 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
+Transition span at (11:1,6 [1] ) (Accepts:None) - Parent: Comment block at (11:1,6 [4] )
+MetaCode span at (12:1,7 [1] ) (Accepts:None) - Parent: Comment block at (11:1,6 [4] )
+Comment span at (13:1,8 [0] ) (Accepts:Any) - Parent: Comment block at (11:1,6 [4] )
+MetaCode span at (13:1,8 [1] ) (Accepts:None) - Parent: Comment block at (11:1,6 [4] )
+Transition span at (14:1,9 [1] ) (Accepts:None) - Parent: Comment block at (11:1,6 [4] )
+Markup span at (15:1,10 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
+Markup span at (17:2,0 [4] ) (Accepts:Any) - Parent: Tag block at (17:2,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInImplicitExpressionMethodCall.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInImplicitExpressionMethodCall.classifiedspans.txt
new file mode 100644
index 0000000000..83bce06d39
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInImplicitExpressionMethodCall.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [13] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [13] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [13] )
+Transition span at (7:1,0 [1] ) (Accepts:None) - Parent: Comment block at (7:1,0 [4] )
+MetaCode span at (8:1,1 [1] ) (Accepts:None) - Parent: Comment block at (7:1,0 [4] )
+Comment span at (9:1,2 [0] ) (Accepts:Any) - Parent: Comment block at (7:1,0 [4] )
+MetaCode span at (9:1,2 [1] ) (Accepts:None) - Parent: Comment block at (7:1,0 [4] )
+Transition span at (10:1,3 [1] ) (Accepts:None) - Parent: Comment block at (7:1,0 [4] )
+Code span at (11:1,4 [2] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..cca88e4c9f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInMarkup.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Transition span at (5:1,0 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+MetaCode span at (6:1,1 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+Comment span at (7:1,2 [0] ) (Accepts:Any) - Parent: Comment block at (5:1,0 [4] )
+MetaCode span at (7:1,2 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+Transition span at (8:1,3 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [4] )
+Markup span at (9:1,4 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Markup span at (11:2,0 [4] ) (Accepts:Any) - Parent: Tag block at (11:2,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInVerbatimBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInVerbatimBlock.classifiedspans.txt
new file mode 100644
index 0000000000..2e38229922
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentInVerbatimBlock.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Code span at (2:0,2 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [26] )
+Transition span at (8:1,4 [5] ) (Accepts:Any) - Parent: Tag block at (8:1,4 [5] )
+Markup span at (13:1,9 [2] ) (Accepts:None) - Parent: Markup block at (8:1,4 [18] )
+Markup span at (15:2,0 [4] ) (Accepts:Any) - Parent: Markup block at (8:1,4 [18] )
+Transition span at (19:2,4 [1] ) (Accepts:None) - Parent: Comment block at (19:2,4 [4] )
+MetaCode span at (20:2,5 [1] ) (Accepts:None) - Parent: Comment block at (19:2,4 [4] )
+Comment span at (21:2,6 [0] ) (Accepts:Any) - Parent: Comment block at (19:2,4 [4] )
+MetaCode span at (21:2,6 [1] ) (Accepts:None) - Parent: Comment block at (19:2,4 [4] )
+Transition span at (22:2,7 [1] ) (Accepts:None) - Parent: Comment block at (19:2,4 [4] )
+Markup span at (23:2,8 [2] ) (Accepts:Any) - Parent: Markup block at (8:1,4 [18] )
+Markup span at (25:3,0 [1] ) (Accepts:Any) - Parent: Markup block at (8:1,4 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentWithExtraNewLineInMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentWithExtraNewLineInMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..d5a5996abb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentWithExtraNewLineInMarkup.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [45] )
+Transition span at (7:2,0 [1] ) (Accepts:None) - Parent: Comment block at (7:2,0 [13] )
+MetaCode span at (8:2,1 [1] ) (Accepts:None) - Parent: Comment block at (7:2,0 [13] )
+Comment span at (9:2,2 [9] ) (Accepts:Any) - Parent: Comment block at (7:2,0 [13] )
+MetaCode span at (18:2,11 [1] ) (Accepts:None) - Parent: Comment block at (7:2,0 [13] )
+Transition span at (19:2,12 [1] ) (Accepts:None) - Parent: Comment block at (7:2,0 [13] )
+Markup span at (20:2,13 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [45] )
+Transition span at (22:3,0 [1] ) (Accepts:None) - Parent: Comment block at (22:3,0 [15] )
+MetaCode span at (23:3,1 [1] ) (Accepts:None) - Parent: Comment block at (22:3,0 [15] )
+Comment span at (24:3,2 [11] ) (Accepts:Any) - Parent: Comment block at (22:3,0 [15] )
+MetaCode span at (35:5,0 [1] ) (Accepts:None) - Parent: Comment block at (22:3,0 [15] )
+Transition span at (36:5,1 [1] ) (Accepts:None) - Parent: Comment block at (22:3,0 [15] )
+Markup span at (37:5,2 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [45] )
+Markup span at (39:6,0 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [45] )
+Markup span at (41:7,0 [4] ) (Accepts:Any) - Parent: Tag block at (41:7,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentsSurroundingMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentsSurroundingMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..4c99d23962
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/RazorCommentsSurroundingMarkup.classifiedspans.txt
@@ -0,0 +1,15 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [42] )
+Transition span at (5:1,0 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [11] )
+MetaCode span at (6:1,1 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [11] )
+Comment span at (7:1,2 [7] ) (Accepts:Any) - Parent: Comment block at (5:1,0 [11] )
+MetaCode span at (14:1,9 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [11] )
+Transition span at (15:1,10 [1] ) (Accepts:None) - Parent: Comment block at (5:1,0 [11] )
+Markup span at (16:1,11 [9] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [42] )
+Transition span at (25:1,20 [1] ) (Accepts:None) - Parent: Comment block at (25:1,20 [11] )
+MetaCode span at (26:1,21 [1] ) (Accepts:None) - Parent: Comment block at (25:1,20 [11] )
+Comment span at (27:1,22 [7] ) (Accepts:Any) - Parent: Comment block at (25:1,20 [11] )
+MetaCode span at (34:1,29 [1] ) (Accepts:None) - Parent: Comment block at (25:1,20 [11] )
+Transition span at (35:1,30 [1] ) (Accepts:None) - Parent: Comment block at (25:1,20 [11] )
+Markup span at (36:1,31 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [42] )
+Markup span at (38:2,0 [4] ) (Accepts:Any) - Parent: Tag block at (38:2,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorComment.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorComment.classifiedspans.txt
new file mode 100644
index 0000000000..c75c972a0b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorComment.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [2] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [2] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Comment block at (0:0,0 [2] )
+Comment span at (2:0,2 [0] ) (Accepts:Any) - Parent: Comment block at (0:0,0 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorCommentInImplicitExpressionMethodCall.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorCommentInImplicitExpressionMethodCall.classifiedspans.txt
new file mode 100644
index 0000000000..3b417826e4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorCommentInImplicitExpressionMethodCall.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [7] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [7] )
+Code span at (1:0,1 [4] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [7] )
+Transition span at (5:0,5 [1] ) (Accepts:None) - Parent: Comment block at (5:0,5 [2] )
+MetaCode span at (6:0,6 [1] ) (Accepts:None) - Parent: Comment block at (5:0,5 [2] )
+Comment span at (7:0,7 [0] ) (Accepts:Any) - Parent: Comment block at (5:0,5 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorCommentInVerbatimBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorCommentInVerbatimBlock.classifiedspans.txt
new file mode 100644
index 0000000000..3ad5a4a25d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpRazorCommentsTest/UnterminatedRazorCommentInVerbatimBlock.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [4] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [4] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [4] )
+Code span at (2:0,2 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [4] )
+Transition span at (2:0,2 [1] ) (Accepts:None) - Parent: Comment block at (2:0,2 [2] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Comment block at (2:0,2 [2] )
+Comment span at (4:0,4 [0] ) (Accepts:Any) - Parent: Comment block at (2:0,2 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpReservedWordsTest/ReservedWord.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpReservedWordsTest/ReservedWord.classifiedspans.txt
new file mode 100644
index 0000000000..89955b584c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpReservedWordsTest/ReservedWord.classifiedspans.txt
@@ -0,0 +1 @@
+MetaCode span at (0:0,0 [9] ) (Accepts:None) - Parent: Directive block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpReservedWordsTest/ReservedWordIsCaseSensitive.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpReservedWordsTest/ReservedWordIsCaseSensitive.classifiedspans.txt
new file mode 100644
index 0000000000..546baea6fe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpReservedWordsTest/ReservedWordIsCaseSensitive.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (0:0,0 [9] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockAcceptsOpenBraceMultipleLinesBelowSectionName.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockAcceptsOpenBraceMultipleLinesBelowSectionName.classifiedspans.txt
new file mode 100644
index 0000000000..56ba50f6db
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockAcceptsOpenBraceMultipleLinesBelowSectionName.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [46] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [46] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [46] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [46] )
+Markup span at (12:0,12 [18] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [46] )
+MetaCode span at (30:6,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [46] )
+Markup span at (31:6,1 [2] ) (Accepts:Any) - Parent: Markup block at (31:6,1 [14] )
+Markup span at (33:7,0 [3] ) (Accepts:Any) - Parent: Tag block at (33:7,0 [3] )
+Markup span at (36:7,3 [3] ) (Accepts:Any) - Parent: Markup block at (31:6,1 [14] )
+Markup span at (39:7,6 [4] ) (Accepts:Any) - Parent: Tag block at (39:7,6 [4] )
+Markup span at (43:7,10 [2] ) (Accepts:Any) - Parent: Markup block at (31:6,1 [14] )
+MetaCode span at (45:8,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [46] )
+Markup span at (46:8,1 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockAllowsBracesInCSharpExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockAllowsBracesInCSharpExpression.classifiedspans.txt
new file mode 100644
index 0000000000..20913b3efd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockAllowsBracesInCSharpExpression.classifiedspans.txt
@@ -0,0 +1,15 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [76] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [76] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [76] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [76] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [76] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [76] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [76] )
+Markup span at (14:0,14 [54] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [61] )
+Transition span at (68:0,68 [1] ) (Accepts:None) - Parent: Expression block at (68:0,68 [6] )
+MetaCode span at (69:0,69 [1] ) (Accepts:None) - Parent: Expression block at (68:0,68 [6] )
+Code span at (70:0,70 [3] ) (Accepts:Any) - Parent: Expression block at (68:0,68 [6] )
+MetaCode span at (73:0,73 [1] ) (Accepts:None) - Parent: Expression block at (68:0,68 [6] )
+Markup span at (74:0,74 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [61] )
+MetaCode span at (75:0,75 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [76] )
+Markup span at (76:0,76 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [76] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockBalancesBraces.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockBalancesBraces.classifiedspans.txt
new file mode 100644
index 0000000000..227fa11335
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockBalancesBraces.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [67] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [67] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [67] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [67] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [67] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [67] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [67] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [52] )
+Markup span at (15:0,15 [8] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [8] )
+Markup span at (23:0,23 [33] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [52] )
+Markup span at (56:0,56 [9] ) (Accepts:Any) - Parent: Tag block at (56:0,56 [9] )
+Markup span at (65:0,65 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [52] )
+MetaCode span at (66:0,66 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [67] )
+Markup span at (67:0,67 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [67] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesNewlineImmediatelyFollowing.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesNewlineImmediatelyFollowing.classifiedspans.txt
new file mode 100644
index 0000000000..438f3272c6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesNewlineImmediatelyFollowing.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [10] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [8] )
+Code span at (8:0,8 [0] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [8] )
+Markup span at (8:0,8 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesWhitespaceToEndOfLineInSectionStatementMissingName.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesWhitespaceToEndOfLineInSectionStatementMissingName.classifiedspans.txt
new file mode 100644
index 0000000000..28235f8416
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesWhitespaceToEndOfLineInSectionStatementMissingName.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [23] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Code span at (8:0,8 [9] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Code span at (17:0,17 [0] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (17:0,17 [6] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesWhitespaceToEndOfLineInSectionStatementMissingOpenBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesWhitespaceToEndOfLineInSectionStatementMissingOpenBrace.classifiedspans.txt
new file mode 100644
index 0000000000..bff6dfd779
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCapturesWhitespaceToEndOfLineInSectionStatementMissingOpenBrace.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Markup span at (12:0,12 [15] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Markup span at (27:1,4 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCommentRecoversFromUnclosedTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCommentRecoversFromUnclosedTag.classifiedspans.txt
new file mode 100644
index 0000000000..975ab15e40
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCommentRecoversFromUnclosedTag.classifiedspans.txt
@@ -0,0 +1,15 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+Code span at (9:0,9 [1] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (12:0,12 [2] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [20] )
+Markup span at (14:1,0 [4] ) (Accepts:Any) - Parent: Tag block at (14:1,0 [4] )
+Markup span at (18:2,0 [4] ) (Accepts:None) - Parent: HtmlComment block at (18:2,0 [14] )
+Markup span at (22:2,4 [7] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (18:2,0 [14] )
+Markup span at (29:2,11 [3] ) (Accepts:None) - Parent: HtmlComment block at (18:2,0 [14] )
+Markup span at (32:2,14 [0] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [20] )
+MetaCode span at (32:2,14 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (33:2,15 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCorrectlyTerminatesWhenCloseBraceImmediatelyFollowsMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCorrectlyTerminatesWhenCloseBraceImmediatelyFollowsMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..8df309466c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockCorrectlyTerminatesWhenCloseBraceImmediatelyFollowsMarkup.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [24] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [24] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [24] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [24] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [24] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [24] )
+Markup span at (14:0,14 [9] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [9] )
+MetaCode span at (23:0,23 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [24] )
+Markup span at (24:0,24 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockDoesNotRequireSpaceBetweenSectionNameAndOpenBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockDoesNotRequireSpaceBetweenSectionNameAndOpenBrace.classifiedspans.txt
new file mode 100644
index 0000000000..bd03ebf705
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockDoesNotRequireSpaceBetweenSectionNameAndOpenBrace.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [26] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [26] )
+MetaCode span at (12:0,12 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Markup span at (13:0,13 [1] ) (Accepts:Any) - Parent: Markup block at (13:0,13 [12] )
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Tag block at (14:0,14 [3] )
+Markup span at (17:0,17 [3] ) (Accepts:Any) - Parent: Markup block at (13:0,13 [12] )
+Markup span at (20:0,20 [4] ) (Accepts:Any) - Parent: Tag block at (20:0,20 [4] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Markup block at (13:0,13 [12] )
+MetaCode span at (25:0,25 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Markup span at (26:0,26 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenBrace.classifiedspans.txt
new file mode 100644
index 0000000000..2ae2e13090
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenBrace.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [14] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [14] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [14] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [14] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [14] )
+Markup span at (14:0,14 [0] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [0] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent1.classifiedspans.txt
new file mode 100644
index 0000000000..92cb61d49b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent1.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [15] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [15] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [15] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [15] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [15] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [15] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent2.classifiedspans.txt
new file mode 100644
index 0000000000..b485a40f1e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent2.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [16] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [16] )
+Markup span at (14:0,14 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent3.classifiedspans.txt
new file mode 100644
index 0000000000..81962d91a4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent3.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [17] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [17] )
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent4.classifiedspans.txt
new file mode 100644
index 0000000000..f180faa3a8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesEOFAfterOpenContent4.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [20] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [20] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [20] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Markup span at (14:0,14 [6] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesUnterminatedSection.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesUnterminatedSection.classifiedspans.txt
new file mode 100644
index 0000000000..83b4408923
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesUnterminatedSection.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [13] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [3] )
+Markup span at (18:0,18 [5] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [13] )
+Markup span at (23:0,23 [4] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesUnterminatedSectionWithNestedIf.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesUnterminatedSectionWithNestedIf.classifiedspans.txt
new file mode 100644
index 0000000000..ee6a1dfb85
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockHandlesUnterminatedSectionWithNestedIf.classifiedspans.txt
@@ -0,0 +1,17 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [73] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [73] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [73] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [73] )
+Code span at (9:0,9 [4] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [73] )
+Markup span at (13:0,13 [2] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [73] )
+MetaCode span at (15:1,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [73] )
+Markup span at (16:1,1 [2] ) (Accepts:Any) - Parent: Markup block at (16:1,1 [57] )
+Code span at (18:2,0 [4] ) (Accepts:Any) - Parent: Statement block at (18:2,0 [55] )
+Transition span at (22:2,4 [1] ) (Accepts:None) - Parent: Statement block at (18:2,0 [55] )
+Code span at (23:2,5 [17] ) (Accepts:Any) - Parent: Statement block at (18:2,0 [55] )
+Markup span at (40:4,0 [8] ) (Accepts:Any) - Parent: Markup block at (40:4,0 [28] )
+Markup span at (48:4,8 [3] ) (Accepts:None) - Parent: Tag block at (48:4,8 [3] )
+Markup span at (51:4,11 [11] ) (Accepts:Any) - Parent: Markup block at (40:4,0 [28] )
+Markup span at (62:4,22 [4] ) (Accepts:None) - Parent: Tag block at (62:4,22 [4] )
+Markup span at (66:4,26 [2] ) (Accepts:None) - Parent: Markup block at (40:4,0 [28] )
+Code span at (68:5,0 [5] ) (Accepts:Any) - Parent: Statement block at (18:2,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockIgnoresSectionUnlessAllLowerCase.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockIgnoresSectionUnlessAllLowerCase.classifiedspans.txt
new file mode 100644
index 0000000000..cd444657cd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockIgnoresSectionUnlessAllLowerCase.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [12] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [8] )
+Code span at (1:0,1 [7] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [8] )
+Markup span at (8:0,8 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesComment.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesComment.classifiedspans.txt
new file mode 100644
index 0000000000..d48a285438
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesComment.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [21] )
+Code span at (9:0,9 [1] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [21] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [21] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+Markup span at (12:0,12 [4] ) (Accepts:None) - Parent: HtmlComment block at (12:0,12 [8] )
+Markup span at (16:0,16 [1] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (12:0,12 [8] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: HtmlComment block at (12:0,12 [8] )
+Markup span at (20:0,20 [0] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [8] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [21] )
+Markup span at (21:0,21 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesCommentWithDelimiters.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesCommentWithDelimiters.classifiedspans.txt
new file mode 100644
index 0000000000..dc6a5cfa46
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesCommentWithDelimiters.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [26] )
+Code span at (9:0,9 [1] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [26] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [26] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Markup span at (12:0,12 [4] ) (Accepts:None) - Parent: HtmlComment block at (12:0,12 [13] )
+Markup span at (16:0,16 [6] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (12:0,12 [13] )
+Markup span at (22:0,22 [3] ) (Accepts:None) - Parent: HtmlComment block at (12:0,12 [13] )
+Markup span at (25:0,25 [0] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [13] )
+MetaCode span at (25:0,25 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [26] )
+Markup span at (26:0,26 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesNamedSectionCorrectly.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesNamedSectionCorrectly.classifiedspans.txt
new file mode 100644
index 0000000000..28dd678224
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesNamedSectionCorrectly.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [27] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [12] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [3] )
+Markup span at (18:0,18 [3] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [12] )
+Markup span at (21:0,21 [4] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [4] )
+Markup span at (25:0,25 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [12] )
+MetaCode span at (26:0,26 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [27] )
+Markup span at (27:0,27 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesXmlProcessingInstruction.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesXmlProcessingInstruction.classifiedspans.txt
new file mode 100644
index 0000000000..58cbbb3588
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockParsesXmlProcessingInstruction.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [28] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [28] )
+Code span at (9:0,9 [1] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [28] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [28] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
+Markup span at (12:0,12 [15] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [15] )
+MetaCode span at (27:0,27 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
+Markup span at (28:0,28 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndAcceptsWhitespaceToEndOfLineIfSectionNotFollowedByOpenBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndAcceptsWhitespaceToEndOfLineIfSectionNotFollowedByOpenBrace.classifiedspans.txt
new file mode 100644
index 0000000000..d1aebb95ee
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndAcceptsWhitespaceToEndOfLineIfSectionNotFollowedByOpenBrace.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [20] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [20] )
+Markup span at (12:0,12 [8] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [20] )
+Markup span at (20:1,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndTerminatesSectionBlockIfKeywordNotFollowedByIdentifierStartCharacter.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndTerminatesSectionBlockIfKeywordNotFollowedByIdentifierStartCharacter.classifiedspans.txt
new file mode 100644
index 0000000000..91c582c57e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndTerminatesSectionBlockIfKeywordNotFollowedByIdentifierStartCharacter.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [9] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [9] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [9] )
+Markup span at (9:0,9 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [3] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Markup span at (19:0,19 [4] ) (Accepts:Any) - Parent: Tag block at (19:0,19 [4] )
+Markup span at (23:0,23 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndTerminatesSectionBlockIfNameNotFollowedByOpenBrace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndTerminatesSectionBlockIfNameNotFollowedByOpenBrace.classifiedspans.txt
new file mode 100644
index 0000000000..b96ad7e8d4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlockReportsErrorAndTerminatesSectionBlockIfNameNotFollowedByOpenBrace.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [12] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [12] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [12] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [12] )
+Markup span at (12:0,12 [7] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (19:0,19 [3] ) (Accepts:Any) - Parent: Tag block at (19:0,19 [3] )
+Markup span at (22:0,22 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [4] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [4] )
+Markup span at (29:0,29 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlock_WithDoubleTransition1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlock_WithDoubleTransition1.classifiedspans.txt
new file mode 100644
index 0000000000..45000bd914
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlock_WithDoubleTransition1.classifiedspans.txt
@@ -0,0 +1,15 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [30] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [30] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [30] )
+Code span at (9:0,9 [1] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [30] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [30] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [30] )
+Markup span at (12:0,12 [5] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [17] )
+Markup span at (17:0,17 [6] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [9] )
+Markup span at (23:0,23 [1] ) (Accepts:None) - Parent: Markup block at (23:0,23 [2] )
+Markup span at (24:0,24 [1] ) (Accepts:None) - Parent: Markup block at (23:0,23 [2] )
+Markup span at (25:0,25 [1] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [9] )
+Markup span at (26:0,26 [3] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [17] )
+MetaCode span at (29:0,29 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [30] )
+Markup span at (30:0,30 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlock_WithDoubleTransition2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlock_WithDoubleTransition2.classifiedspans.txt
new file mode 100644
index 0000000000..066623b119
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParseSectionBlock_WithDoubleTransition2.classifiedspans.txt
@@ -0,0 +1,17 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Code span at (9:0,9 [1] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (10:0,10 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (12:0,12 [5] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [31] )
+Markup span at (17:0,17 [6] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [23] )
+Transition span at (23:0,23 [1] ) (Accepts:None) - Parent: Expression block at (23:0,23 [13] )
+Code span at (24:0,24 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (23:0,23 [13] )
+Markup span at (36:0,36 [2] ) (Accepts:None) - Parent: Markup block at (36:0,36 [3] )
+Markup span at (38:0,38 [1] ) (Accepts:None) - Parent: Markup block at (36:0,36 [3] )
+Markup span at (39:0,39 [1] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [23] )
+Markup span at (40:0,40 [3] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [31] )
+MetaCode span at (43:0,43 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (44:0,44 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParserOutputsErrorOnNestedSections.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParserOutputsErrorOnNestedSections.classifiedspans.txt
new file mode 100644
index 0000000000..3e998dd114
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/ParserOutputsErrorOnNestedSections.classifiedspans.txt
@@ -0,0 +1,23 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [44] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [29] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Directive block at (15:0,15 [27] )
+MetaCode span at (16:0,16 [7] ) (Accepts:None) - Parent: Directive block at (15:0,15 [27] )
+Code span at (23:0,23 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (15:0,15 [27] )
+Code span at (24:0,24 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (15:0,15 [27] )
+Markup span at (27:0,27 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (15:0,15 [27] )
+MetaCode span at (28:0,28 [1] ) (Accepts:None) - Parent: Directive block at (15:0,15 [27] )
+Markup span at (29:0,29 [1] ) (Accepts:Any) - Parent: Markup block at (29:0,29 [12] )
+Markup span at (30:0,30 [3] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [3] )
+Markup span at (33:0,33 [3] ) (Accepts:Any) - Parent: Markup block at (29:0,29 [12] )
+Markup span at (36:0,36 [4] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [4] )
+Markup span at (40:0,40 [1] ) (Accepts:Any) - Parent: Markup block at (29:0,29 [12] )
+MetaCode span at (41:0,41 [1] ) (Accepts:None) - Parent: Directive block at (15:0,15 [27] )
+Markup span at (42:0,42 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [29] )
+MetaCode span at (43:0,43 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [44] )
+Markup span at (44:0,44 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/SectionIsCorrectlyTerminatedWhenCloseBraceImmediatelyFollowsCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/SectionIsCorrectlyTerminatedWhenCloseBraceImmediatelyFollowsCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..07b903f608
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/SectionIsCorrectlyTerminatedWhenCloseBraceImmediatelyFollowsCodeBlock.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (14:0,14 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [18] )
+Transition span at (16:1,0 [1] ) (Accepts:None) - Parent: Statement block at (16:1,0 [16] )
+Code span at (17:1,1 [15] ) (Accepts:Any) - Parent: Statement block at (16:1,0 [16] )
+MetaCode span at (32:3,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (33:3,1 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/SectionIsCorrectlyTerminatedWhenCloseBraceImmediatelyFollowsCodeBlockNoWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/SectionIsCorrectlyTerminatedWhenCloseBraceImmediatelyFollowsCodeBlockNoWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..2e5cfb7364
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSectionTest/SectionIsCorrectlyTerminatedWhenCloseBraceImmediatelyFollowsCodeBlockNoWhitespace.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [31] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [31] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [31] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [31] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [31] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [31] )
+Markup span at (14:0,14 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [16] )
+Transition span at (16:1,0 [1] ) (Accepts:None) - Parent: Statement block at (16:1,0 [14] )
+Code span at (17:1,1 [13] ) (Accepts:Any) - Parent: Statement block at (16:1,0 [14] )
+MetaCode span at (30:2,1 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [31] )
+Markup span at (31:2,2 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/NamespaceImportInsideCodeBlockCausesError.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/NamespaceImportInsideCodeBlockCausesError.classifiedspans.txt
new file mode 100644
index 0000000000..c0cc9fd147
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/NamespaceImportInsideCodeBlockCausesError.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [37] )
+Code span at (1:0,1 [35] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [37] )
+MetaCode span at (36:0,36 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [37] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/NonKeywordStatementInCodeBlockIsHandledCorrectly.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/NonKeywordStatementInCodeBlockIsHandledCorrectly.classifiedspans.txt
new file mode 100644
index 0000000000..1efdde7829
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/NonKeywordStatementInCodeBlockIsHandledCorrectly.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [56] )
+Code span at (1:0,1 [54] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [56] )
+MetaCode span at (55:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [56] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockBalancesBracesOutsideStringsIfFirstCharacterIsBraceAndReturnsSpanOfTypeCode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockBalancesBracesOutsideStringsIfFirstCharacterIsBraceAndReturnsSpanOfTypeCode.classifiedspans.txt
new file mode 100644
index 0000000000..527f5f4c3b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockBalancesBracesOutsideStringsIfFirstCharacterIsBraceAndReturnsSpanOfTypeCode.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [52] )
+Code span at (1:0,1 [50] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [52] )
+MetaCode span at (51:0,51 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [52] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockBalancesParensOutsideStringsIfFirstCharacterIsParenAndReturnsSpanOfTypeExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockBalancesParensOutsideStringsIfFirstCharacterIsParenAndReturnsSpanOfTypeExpression.classifiedspans.txt
new file mode 100644
index 0000000000..b269e8e921
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockBalancesParensOutsideStringsIfFirstCharacterIsParenAndReturnsSpanOfTypeExpression.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [52] )
+Code span at (1:0,1 [50] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [52] )
+MetaCode span at (51:0,51 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [52] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockIgnoresSingleSlashAtStart.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockIgnoresSingleSlashAtStart.classifiedspans.txt
new file mode 100644
index 0000000000..df81e75cc2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockIgnoresSingleSlashAtStart.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockTerminatesSingleLineCommentAtEndOfLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockTerminatesSingleLineCommentAtEndOfLine.classifiedspans.txt
new file mode 100644
index 0000000000..13416b5786
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/ParseBlockTerminatesSingleLineCommentAtEndOfLine.classifiedspans.txt
@@ -0,0 +1,7 @@
+Code span at (0:0,0 [26] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [48] )
+Markup span at (26:2,0 [1] ) (Accepts:Any) - Parent: Markup block at (26:2,0 [21] )
+Markup span at (27:2,1 [3] ) (Accepts:None) - Parent: Tag block at (27:2,1 [3] )
+Markup span at (30:2,4 [11] ) (Accepts:Any) - Parent: Markup block at (26:2,0 [21] )
+Markup span at (41:2,15 [4] ) (Accepts:None) - Parent: Tag block at (41:2,15 [4] )
+Markup span at (45:2,19 [2] ) (Accepts:None) - Parent: Markup block at (26:2,0 [21] )
+Code span at (47:3,0 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [48] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/TypeAliasInsideCodeBlockIsNotHandledSpecially.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/TypeAliasInsideCodeBlockIsNotHandledSpecially.classifiedspans.txt
new file mode 100644
index 0000000000..79c7f62f66
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpSpecialBlockTest/TypeAliasInsideCodeBlockIsNotHandledSpecially.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [39] )
+Code span at (1:0,1 [37] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [39] )
+MetaCode span at (38:0,38 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [39] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/CatchClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/CatchClause.classifiedspans.txt
new file mode 100644
index 0000000000..38acacf818
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/CatchClause.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [94] )
+Code span at (1:0,1 [93] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [94] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/DoStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/DoStatement.classifiedspans.txt
new file mode 100644
index 0000000000..a8a25e0ad7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/DoStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+Code span at (1:0,1 [26] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ElseClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ElseClause.classifiedspans.txt
new file mode 100644
index 0000000000..8b7ee4909d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ElseClause.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [36] )
+Code span at (1:0,1 [35] ) (Accepts:None) - Parent: Statement block at (0:0,0 [36] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ElseIfClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ElseIfClause.classifiedspans.txt
new file mode 100644
index 0000000000..61a12e9263
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ElseIfClause.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [73] )
+Code span at (1:0,1 [72] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [73] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilterError_TryCatchWhen_InCompleteBody.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilterError_TryCatchWhen_InCompleteBody.classifiedspans.txt
new file mode 100644
index 0000000000..2c96e1a76e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilterError_TryCatchWhen_InCompleteBody.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [53] )
+Code span at (1:0,1 [52] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [53] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilterError_TryCatchWhen_InCompleteCondition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilterError_TryCatchWhen_InCompleteCondition.classifiedspans.txt
new file mode 100644
index 0000000000..15b3ba5d1c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilterError_TryCatchWhen_InCompleteCondition.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Code span at (1:0,1 [45] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchNoBodyWhen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchNoBodyWhen.classifiedspans.txt
new file mode 100644
index 0000000000..dfeb469285
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchNoBodyWhen.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [65] )
+Code span at (1:0,1 [64] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [65] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchWhen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchWhen.classifiedspans.txt
new file mode 100644
index 0000000000..bcc2dca04d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchWhen.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
+Code span at (1:0,1 [43] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchWhenNoBodies.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchWhenNoBodies.classifiedspans.txt
new file mode 100644
index 0000000000..a3f38be461
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryCatchWhenNoBodies.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [51] )
+Code span at (1:0,1 [50] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [51] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryWhen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryWhen.classifiedspans.txt
new file mode 100644
index 0000000000..b51b58a6fa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_IncompleteTryWhen.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [22] )
+Code span at (1:0,1 [21] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_MultiLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_MultiLine.classifiedspans.txt
new file mode 100644
index 0000000000..cb759cf499
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_MultiLine.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [103] )
+Code span at (1:0,1 [102] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [103] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_NestedTryCatchWhen.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_NestedTryCatchWhen.classifiedspans.txt
new file mode 100644
index 0000000000..f4610dbff0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_NestedTryCatchWhen.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [69] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [69] )
+Code span at (2:0,2 [66] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [69] )
+MetaCode span at (68:0,68 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [69] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenCatchWhenComplete_SingleLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenCatchWhenComplete_SingleLine.classifiedspans.txt
new file mode 100644
index 0000000000..c7bc1af9f1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenCatchWhenComplete_SingleLine.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [92] )
+Code span at (1:0,1 [91] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [92] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenComplete_SingleLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenComplete_SingleLine.classifiedspans.txt
new file mode 100644
index 0000000000..35485fcb00
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenComplete_SingleLine.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [67] )
+Code span at (1:0,1 [66] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [67] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenFinallyComplete_SingleLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenFinallyComplete_SingleLine.classifiedspans.txt
new file mode 100644
index 0000000000..102f31c6bb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ExceptionFilter_TryCatchWhenFinallyComplete_SingleLine.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [68] )
+Code span at (1:0,1 [67] ) (Accepts:None) - Parent: Statement block at (0:0,0 [68] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/FinallyClause.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/FinallyClause.classifiedspans.txt
new file mode 100644
index 0000000000..0505a22c21
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/FinallyClause.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [38] )
+Code span at (1:0,1 [37] ) (Accepts:None) - Parent: Statement block at (0:0,0 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ForEachStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ForEachStatement.classifiedspans.txt
new file mode 100644
index 0000000000..a8e36b11c4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ForEachStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+Code span at (1:0,1 [34] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ForStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ForStatement.classifiedspans.txt
new file mode 100644
index 0000000000..107be000d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/ForStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
+Code span at (1:0,1 [42] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/IfStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/IfStatement.classifiedspans.txt
new file mode 100644
index 0000000000..4c306875fc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/IfStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+Code span at (1:0,1 [19] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/LockStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/LockStatement.classifiedspans.txt
new file mode 100644
index 0000000000..abd552e928
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/LockStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
+Code span at (1:0,1 [20] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/NonBlockKeywordTreatedAsImplicitExpression.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/NonBlockKeywordTreatedAsImplicitExpression.classifiedspans.txt
new file mode 100644
index 0000000000..f18c5a7565
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/NonBlockKeywordTreatedAsImplicitExpression.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [3] )
+Code span at (1:0,1 [2] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_Complete_Spaced.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_Complete_Spaced.classifiedspans.txt
new file mode 100644
index 0000000000..42ee1a7149
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_Complete_Spaced.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [40] )
+Code span at (1:0,1 [39] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [40] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_GlobalPrefix.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_GlobalPrefix.classifiedspans.txt
new file mode 100644
index 0000000000..fc5012a2ca
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_GlobalPrefix.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+Code span at (1:0,1 [35] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [36] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_MultipleIdentifiers.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_MultipleIdentifiers.classifiedspans.txt
new file mode 100644
index 0000000000..e98aef6a60
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_MultipleIdentifiers.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [28] )
+Code span at (1:0,1 [27] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_NoUsing.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_NoUsing.classifiedspans.txt
new file mode 100644
index 0000000000..4d55dc5e97
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_NoUsing.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [13] )
+Code span at (1:0,1 [12] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_SingleIdentifier.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_SingleIdentifier.classifiedspans.txt
new file mode 100644
index 0000000000..ccaf753d6c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/StaticUsing_SingleIdentifier.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [20] )
+Code span at (1:0,1 [19] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/SwitchStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/SwitchStatement.classifiedspans.txt
new file mode 100644
index 0000000000..2a8edbf4a0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/SwitchStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Code span at (1:0,1 [22] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/TryStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/TryStatement.classifiedspans.txt
new file mode 100644
index 0000000000..9dc716471f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/TryStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [15] )
+Code span at (1:0,1 [14] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingNamespaceImport.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingNamespaceImport.classifiedspans.txt
new file mode 100644
index 0000000000..59eb12a1a1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingNamespaceImport.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [41] )
+Code span at (1:0,1 [40] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingStatement.classifiedspans.txt
new file mode 100644
index 0000000000..f451f61065
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
+Code span at (1:0,1 [41] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingTypeAlias.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingTypeAlias.classifiedspans.txt
new file mode 100644
index 0000000000..c61f4fe069
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/UsingTypeAlias.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [79] )
+Code span at (1:0,1 [78] ) (Accepts:AnyExceptNewline) - Parent: Directive block at (0:0,0 [79] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/WhileStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/WhileStatement.classifiedspans.txt
new file mode 100644
index 0000000000..2a8edbf4a0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpStatementTest/WhileStatement.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Code span at (1:0,1 [22] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInExplicitExpressionParens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInExplicitExpressionParens.classifiedspans.txt
new file mode 100644
index 0000000000..0684f9302c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInExplicitExpressionParens.classifiedspans.txt
@@ -0,0 +1,10 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [37] )
+Code span at (1:0,1 [16] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [37] )
+Transition span at (17:0,17 [1] ) (Accepts:None) - Parent: Markup block at (17:0,17 [18] )
+Markup span at (18:0,18 [3] ) (Accepts:None) - Parent: Tag block at (18:0,18 [3] )
+Markup span at (21:0,21 [5] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [18] )
+Transition span at (26:0,26 [1] ) (Accepts:None) - Parent: Expression block at (26:0,26 [5] )
+Code span at (27:0,27 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (26:0,26 [5] )
+Markup span at (31:0,31 [4] ) (Accepts:None) - Parent: Tag block at (31:0,31 [4] )
+Code span at (35:0,35 [1] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [37] )
+MetaCode span at (36:0,36 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [37] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInImplicitExpressionParens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInImplicitExpressionParens.classifiedspans.txt
new file mode 100644
index 0000000000..79b07dee63
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInImplicitExpressionParens.classifiedspans.txt
@@ -0,0 +1,8 @@
+Code span at (0:0,0 [16] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [35] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Markup block at (16:0,16 [18] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: Tag block at (17:0,17 [3] )
+Markup span at (20:0,20 [5] ) (Accepts:Any) - Parent: Markup block at (16:0,16 [18] )
+Transition span at (25:0,25 [1] ) (Accepts:None) - Parent: Expression block at (25:0,25 [5] )
+Code span at (26:0,26 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (25:0,25 [5] )
+Markup span at (30:0,30 [4] ) (Accepts:None) - Parent: Tag block at (30:0,30 [4] )
+Code span at (34:0,34 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInStatementWithinCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInStatementWithinCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..830b93bc98
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInStatementWithinCodeBlock.classifiedspans.txt
@@ -0,0 +1,8 @@
+Code span at (0:0,0 [48] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [70] )
+Transition span at (48:0,48 [1] ) (Accepts:None) - Parent: Markup block at (48:0,48 [18] )
+Markup span at (49:0,49 [3] ) (Accepts:None) - Parent: Tag block at (49:0,49 [3] )
+Markup span at (52:0,52 [5] ) (Accepts:Any) - Parent: Markup block at (48:0,48 [18] )
+Transition span at (57:0,57 [1] ) (Accepts:None) - Parent: Expression block at (57:0,57 [5] )
+Code span at (58:0,58 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (57:0,57 [5] )
+Markup span at (62:0,62 [4] ) (Accepts:None) - Parent: Tag block at (62:0,62 [4] )
+Code span at (66:0,66 [4] ) (Accepts:None) - Parent: Statement block at (0:0,0 [70] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInStatementWithinStatementBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInStatementWithinStatementBlock.classifiedspans.txt
new file mode 100644
index 0000000000..d9813b531c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSimpleTemplateInStatementWithinStatementBlock.classifiedspans.txt
@@ -0,0 +1,10 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [65] )
+Code span at (1:0,1 [42] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [65] )
+Transition span at (43:0,43 [1] ) (Accepts:None) - Parent: Markup block at (43:0,43 [18] )
+Markup span at (44:0,44 [3] ) (Accepts:None) - Parent: Tag block at (44:0,44 [3] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Markup block at (43:0,43 [18] )
+Transition span at (52:0,52 [1] ) (Accepts:None) - Parent: Expression block at (52:0,52 [5] )
+Code span at (53:0,53 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (52:0,52 [5] )
+Markup span at (57:0,57 [4] ) (Accepts:None) - Parent: Tag block at (57:0,57 [4] )
+Code span at (61:0,61 [3] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [65] )
+MetaCode span at (64:0,64 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [65] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSingleLineImmediatelyFollowingStatementChar.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSingleLineImmediatelyFollowingStatementChar.classifiedspans.txt
new file mode 100644
index 0000000000..c8155c90d8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSingleLineImmediatelyFollowingStatementChar.classifiedspans.txt
@@ -0,0 +1,7 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Code span at (1:0,1 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+Transition span at (2:0,2 [1] ) (Accepts:None) - Parent: Markup block at (2:0,2 [8] )
+MetaCode span at (3:0,3 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [8] )
+Markup span at (4:0,4 [6] ) (Accepts:None) - Parent: Markup block at (2:0,2 [8] )
+Code span at (10:1,0 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (10:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSingleLineTemplate.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSingleLineTemplate.classifiedspans.txt
new file mode 100644
index 0000000000..c72dee2c54
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesSingleLineTemplate.classifiedspans.txt
@@ -0,0 +1,7 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Code span at (1:0,1 [11] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [23] )
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [8] )
+MetaCode span at (13:0,13 [1] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [8] )
+Markup span at (14:0,14 [6] ) (Accepts:None) - Parent: Markup block at (12:0,12 [8] )
+Code span at (20:1,0 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [23] )
+MetaCode span at (22:1,2 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesTwoTemplatesInImplicitExpressionParens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesTwoTemplatesInImplicitExpressionParens.classifiedspans.txt
new file mode 100644
index 0000000000..2d42610e9c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesTwoTemplatesInImplicitExpressionParens.classifiedspans.txt
@@ -0,0 +1,15 @@
+Code span at (0:0,0 [16] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [55] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Markup block at (16:0,16 [18] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: Tag block at (17:0,17 [3] )
+Markup span at (20:0,20 [5] ) (Accepts:Any) - Parent: Markup block at (16:0,16 [18] )
+Transition span at (25:0,25 [1] ) (Accepts:None) - Parent: Expression block at (25:0,25 [5] )
+Code span at (26:0,26 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (25:0,25 [5] )
+Markup span at (30:0,30 [4] ) (Accepts:None) - Parent: Tag block at (30:0,30 [4] )
+Code span at (34:0,34 [2] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [55] )
+Transition span at (36:0,36 [1] ) (Accepts:None) - Parent: Markup block at (36:0,36 [18] )
+Markup span at (37:0,37 [3] ) (Accepts:None) - Parent: Tag block at (37:0,37 [3] )
+Markup span at (40:0,40 [5] ) (Accepts:Any) - Parent: Markup block at (36:0,36 [18] )
+Transition span at (45:0,45 [1] ) (Accepts:None) - Parent: Expression block at (45:0,45 [5] )
+Code span at (46:0,46 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (45:0,45 [5] )
+Markup span at (50:0,50 [4] ) (Accepts:None) - Parent: Tag block at (50:0,50 [4] )
+Code span at (54:0,54 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesTwoTemplatesInStatementWithinCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesTwoTemplatesInStatementWithinCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..88d85bdcd6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlesTwoTemplatesInStatementWithinCodeBlock.classifiedspans.txt
@@ -0,0 +1,15 @@
+Code span at (0:0,0 [48] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [90] )
+Transition span at (48:0,48 [1] ) (Accepts:None) - Parent: Markup block at (48:0,48 [18] )
+Markup span at (49:0,49 [3] ) (Accepts:None) - Parent: Tag block at (49:0,49 [3] )
+Markup span at (52:0,52 [5] ) (Accepts:Any) - Parent: Markup block at (48:0,48 [18] )
+Transition span at (57:0,57 [1] ) (Accepts:None) - Parent: Expression block at (57:0,57 [5] )
+Code span at (58:0,58 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (57:0,57 [5] )
+Markup span at (62:0,62 [4] ) (Accepts:None) - Parent: Tag block at (62:0,62 [4] )
+Code span at (66:0,66 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [90] )
+Transition span at (68:0,68 [1] ) (Accepts:None) - Parent: Markup block at (68:0,68 [18] )
+Markup span at (69:0,69 [3] ) (Accepts:None) - Parent: Tag block at (69:0,69 [3] )
+Markup span at (72:0,72 [5] ) (Accepts:Any) - Parent: Markup block at (68:0,68 [18] )
+Transition span at (77:0,77 [1] ) (Accepts:None) - Parent: Expression block at (77:0,77 [5] )
+Code span at (78:0,78 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (77:0,77 [5] )
+Markup span at (82:0,82 [4] ) (Accepts:None) - Parent: Tag block at (82:0,82 [4] )
+Code span at (86:0,86 [4] ) (Accepts:None) - Parent: Statement block at (0:0,0 [90] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlessTwoTemplatesInStatementWithinStatementBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlessTwoTemplatesInStatementWithinStatementBlock.classifiedspans.txt
new file mode 100644
index 0000000000..01aceae860
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockHandlessTwoTemplatesInStatementWithinStatementBlock.classifiedspans.txt
@@ -0,0 +1,17 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [85] )
+Code span at (1:0,1 [42] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [85] )
+Transition span at (43:0,43 [1] ) (Accepts:None) - Parent: Markup block at (43:0,43 [18] )
+Markup span at (44:0,44 [3] ) (Accepts:None) - Parent: Tag block at (44:0,44 [3] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Markup block at (43:0,43 [18] )
+Transition span at (52:0,52 [1] ) (Accepts:None) - Parent: Expression block at (52:0,52 [5] )
+Code span at (53:0,53 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (52:0,52 [5] )
+Markup span at (57:0,57 [4] ) (Accepts:None) - Parent: Tag block at (57:0,57 [4] )
+Code span at (61:0,61 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [85] )
+Transition span at (63:0,63 [1] ) (Accepts:None) - Parent: Markup block at (63:0,63 [18] )
+Markup span at (64:0,64 [3] ) (Accepts:None) - Parent: Tag block at (64:0,64 [3] )
+Markup span at (67:0,67 [5] ) (Accepts:Any) - Parent: Markup block at (63:0,63 [18] )
+Transition span at (72:0,72 [1] ) (Accepts:None) - Parent: Expression block at (72:0,72 [5] )
+Code span at (73:0,73 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (72:0,72 [5] )
+Markup span at (77:0,77 [4] ) (Accepts:None) - Parent: Tag block at (77:0,77 [4] )
+Code span at (81:0,81 [3] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [85] )
+MetaCode span at (84:0,84 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [85] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInImplicitExpressionParens.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInImplicitExpressionParens.classifiedspans.txt
new file mode 100644
index 0000000000..97d0d57547
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInImplicitExpressionParens.classifiedspans.txt
@@ -0,0 +1,15 @@
+Code span at (0:0,0 [16] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [61] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Markup block at (16:0,16 [44] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: Tag block at (17:0,17 [3] )
+Markup span at (20:0,20 [5] ) (Accepts:Any) - Parent: Markup block at (16:0,16 [44] )
+Transition span at (25:0,25 [1] ) (Accepts:None) - Parent: Expression block at (25:0,25 [31] )
+Code span at (26:0,26 [16] ) (Accepts:Any) - Parent: Expression block at (25:0,25 [31] )
+Transition span at (42:0,42 [1] ) (Accepts:None) - Parent: Markup block at (42:0,42 [13] )
+Markup span at (43:0,43 [3] ) (Accepts:None) - Parent: Tag block at (43:0,43 [3] )
+Markup span at (46:0,46 [0] ) (Accepts:Any) - Parent: Markup block at (42:0,42 [13] )
+Transition span at (46:0,46 [1] ) (Accepts:None) - Parent: Expression block at (46:0,46 [5] )
+Code span at (47:0,47 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (46:0,46 [5] )
+Markup span at (51:0,51 [4] ) (Accepts:None) - Parent: Tag block at (51:0,51 [4] )
+Code span at (55:0,55 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (25:0,25 [31] )
+Markup span at (56:0,56 [4] ) (Accepts:None) - Parent: Tag block at (56:0,56 [4] )
+Code span at (60:0,60 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [61] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInStatementWithinCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInStatementWithinCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..b79365030f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInStatementWithinCodeBlock.classifiedspans.txt
@@ -0,0 +1,15 @@
+Code span at (0:0,0 [48] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [96] )
+Transition span at (48:0,48 [1] ) (Accepts:None) - Parent: Markup block at (48:0,48 [44] )
+Markup span at (49:0,49 [3] ) (Accepts:None) - Parent: Tag block at (49:0,49 [3] )
+Markup span at (52:0,52 [5] ) (Accepts:Any) - Parent: Markup block at (48:0,48 [44] )
+Transition span at (57:0,57 [1] ) (Accepts:None) - Parent: Expression block at (57:0,57 [31] )
+Code span at (58:0,58 [16] ) (Accepts:Any) - Parent: Expression block at (57:0,57 [31] )
+Transition span at (74:0,74 [1] ) (Accepts:None) - Parent: Markup block at (74:0,74 [13] )
+Markup span at (75:0,75 [3] ) (Accepts:None) - Parent: Tag block at (75:0,75 [3] )
+Markup span at (78:0,78 [0] ) (Accepts:Any) - Parent: Markup block at (74:0,74 [13] )
+Transition span at (78:0,78 [1] ) (Accepts:None) - Parent: Expression block at (78:0,78 [5] )
+Code span at (79:0,79 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (78:0,78 [5] )
+Markup span at (83:0,83 [4] ) (Accepts:None) - Parent: Tag block at (83:0,83 [4] )
+Code span at (87:0,87 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (57:0,57 [31] )
+Markup span at (88:0,88 [4] ) (Accepts:None) - Parent: Tag block at (88:0,88 [4] )
+Code span at (92:0,92 [4] ) (Accepts:None) - Parent: Statement block at (0:0,0 [96] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInStatementWithinStatementBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInStatementWithinStatementBlock.classifiedspans.txt
new file mode 100644
index 0000000000..767361f19d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlockProducesErrorButCorrectlyParsesNestedTemplateInStatementWithinStatementBlock.classifiedspans.txt
@@ -0,0 +1,17 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [91] )
+Code span at (1:0,1 [42] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [91] )
+Transition span at (43:0,43 [1] ) (Accepts:None) - Parent: Markup block at (43:0,43 [44] )
+Markup span at (44:0,44 [3] ) (Accepts:None) - Parent: Tag block at (44:0,44 [3] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Markup block at (43:0,43 [44] )
+Transition span at (52:0,52 [1] ) (Accepts:None) - Parent: Expression block at (52:0,52 [31] )
+Code span at (53:0,53 [16] ) (Accepts:Any) - Parent: Expression block at (52:0,52 [31] )
+Transition span at (69:0,69 [1] ) (Accepts:None) - Parent: Markup block at (69:0,69 [13] )
+Markup span at (70:0,70 [3] ) (Accepts:None) - Parent: Tag block at (70:0,70 [3] )
+Markup span at (73:0,73 [0] ) (Accepts:Any) - Parent: Markup block at (69:0,69 [13] )
+Transition span at (73:0,73 [1] ) (Accepts:None) - Parent: Expression block at (73:0,73 [5] )
+Code span at (74:0,74 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (73:0,73 [5] )
+Markup span at (78:0,78 [4] ) (Accepts:None) - Parent: Tag block at (78:0,78 [4] )
+Code span at (82:0,82 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (52:0,52 [31] )
+Markup span at (83:0,83 [4] ) (Accepts:None) - Parent: Tag block at (83:0,83 [4] )
+Code span at (87:0,87 [3] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [91] )
+MetaCode span at (90:0,90 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [91] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlock_WithDoubleTransition_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlock_WithDoubleTransition_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..c8ba7ca3be
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpTemplateTest/ParseBlock_WithDoubleTransition_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,15 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [74] )
+Code span at (1:0,1 [42] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [74] )
+Transition span at (43:0,43 [1] ) (Accepts:None) - Parent: Markup block at (43:0,43 [27] )
+Markup span at (44:0,44 [2] ) (Accepts:Any) - Parent: Tag block at (44:0,44 [12] )
+Markup span at (46:0,46 [6] ) (Accepts:Any) - Parent: Markup block at (46:0,46 [9] )
+Markup span at (52:0,52 [1] ) (Accepts:None) - Parent: Markup block at (52:0,52 [2] )
+Markup span at (53:0,53 [1] ) (Accepts:None) - Parent: Markup block at (52:0,52 [2] )
+Markup span at (54:0,54 [1] ) (Accepts:Any) - Parent: Markup block at (46:0,46 [9] )
+Markup span at (55:0,55 [1] ) (Accepts:None) - Parent: Tag block at (44:0,44 [12] )
+Markup span at (56:0,56 [5] ) (Accepts:Any) - Parent: Markup block at (43:0,43 [27] )
+Transition span at (61:0,61 [1] ) (Accepts:None) - Parent: Expression block at (61:0,61 [5] )
+Code span at (62:0,62 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (61:0,61 [5] )
+Markup span at (66:0,66 [4] ) (Accepts:None) - Parent: Tag block at (66:0,66 [4] )
+Code span at (70:0,70 [3] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [74] )
+MetaCode span at (73:0,73 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [74] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockAllowsMarkupInIfBodyWithBraces.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockAllowsMarkupInIfBodyWithBraces.classifiedspans.txt
new file mode 100644
index 0000000000..d8ae3e90a4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockAllowsMarkupInIfBodyWithBraces.classifiedspans.txt
@@ -0,0 +1,19 @@
+Code span at (0:0,0 [9] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [70] )
+Markup span at (9:0,9 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [12] )
+Markup span at (10:0,10 [3] ) (Accepts:None) - Parent: Tag block at (10:0,10 [3] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [12] )
+Markup span at (16:0,16 [4] ) (Accepts:None) - Parent: Tag block at (16:0,16 [4] )
+Markup span at (20:0,20 [1] ) (Accepts:None) - Parent: Markup block at (9:0,9 [12] )
+Code span at (21:0,21 [16] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [70] )
+Markup span at (37:0,37 [1] ) (Accepts:Any) - Parent: Markup block at (37:0,37 [12] )
+Markup span at (38:0,38 [3] ) (Accepts:None) - Parent: Tag block at (38:0,38 [3] )
+Markup span at (41:0,41 [3] ) (Accepts:Any) - Parent: Markup block at (37:0,37 [12] )
+Markup span at (44:0,44 [4] ) (Accepts:None) - Parent: Tag block at (44:0,44 [4] )
+Markup span at (48:0,48 [1] ) (Accepts:None) - Parent: Markup block at (37:0,37 [12] )
+Code span at (49:0,49 [8] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [70] )
+Markup span at (57:0,57 [1] ) (Accepts:Any) - Parent: Markup block at (57:0,57 [12] )
+Markup span at (58:0,58 [3] ) (Accepts:None) - Parent: Tag block at (58:0,58 [3] )
+Markup span at (61:0,61 [3] ) (Accepts:Any) - Parent: Markup block at (57:0,57 [12] )
+Markup span at (64:0,64 [4] ) (Accepts:None) - Parent: Tag block at (64:0,64 [4] )
+Markup span at (68:0,68 [1] ) (Accepts:None) - Parent: Markup block at (57:0,57 [12] )
+Code span at (69:0,69 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [70] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockAllowsMarkupInIfBodyWithBracesWithinCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockAllowsMarkupInIfBodyWithBracesWithinCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..74a8628583
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockAllowsMarkupInIfBodyWithBracesWithinCodeBlock.classifiedspans.txt
@@ -0,0 +1,21 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [74] )
+Code span at (1:0,1 [10] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [74] )
+Markup span at (11:0,11 [1] ) (Accepts:Any) - Parent: Markup block at (11:0,11 [12] )
+Markup span at (12:0,12 [3] ) (Accepts:None) - Parent: Tag block at (12:0,12 [3] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Markup block at (11:0,11 [12] )
+Markup span at (18:0,18 [4] ) (Accepts:None) - Parent: Tag block at (18:0,18 [4] )
+Markup span at (22:0,22 [1] ) (Accepts:None) - Parent: Markup block at (11:0,11 [12] )
+Code span at (23:0,23 [16] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [74] )
+Markup span at (39:0,39 [1] ) (Accepts:Any) - Parent: Markup block at (39:0,39 [12] )
+Markup span at (40:0,40 [3] ) (Accepts:None) - Parent: Tag block at (40:0,40 [3] )
+Markup span at (43:0,43 [3] ) (Accepts:Any) - Parent: Markup block at (39:0,39 [12] )
+Markup span at (46:0,46 [4] ) (Accepts:None) - Parent: Tag block at (46:0,46 [4] )
+Markup span at (50:0,50 [1] ) (Accepts:None) - Parent: Markup block at (39:0,39 [12] )
+Code span at (51:0,51 [8] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [74] )
+Markup span at (59:0,59 [1] ) (Accepts:Any) - Parent: Markup block at (59:0,59 [12] )
+Markup span at (60:0,60 [3] ) (Accepts:None) - Parent: Tag block at (60:0,60 [3] )
+Markup span at (63:0,63 [3] ) (Accepts:Any) - Parent: Markup block at (59:0,59 [12] )
+Markup span at (66:0,66 [4] ) (Accepts:None) - Parent: Tag block at (66:0,66 [4] )
+Markup span at (70:0,70 [1] ) (Accepts:None) - Parent: Markup block at (59:0,59 [12] )
+Code span at (71:0,71 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [74] )
+MetaCode span at (73:0,73 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [74] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockCorrectlyReturnsFromMarkupBlockWithPseudoTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockCorrectlyReturnsFromMarkupBlockWithPseudoTag.classifiedspans.txt
new file mode 100644
index 0000000000..e27f7fe02e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockCorrectlyReturnsFromMarkupBlockWithPseudoTag.classifiedspans.txt
@@ -0,0 +1,5 @@
+Code span at (0:0,0 [13] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [29] )
+Transition span at (13:0,13 [6] ) (Accepts:None) - Parent: Tag block at (13:0,13 [6] )
+Markup span at (19:0,19 [1] ) (Accepts:None) - Parent: Markup block at (13:0,13 [14] )
+Transition span at (20:0,20 [7] ) (Accepts:None) - Parent: Tag block at (20:0,20 [7] )
+Code span at (27:0,27 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockCorrectlyReturnsFromMarkupBlockWithPseudoTagInCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockCorrectlyReturnsFromMarkupBlockWithPseudoTagInCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..612f271dc6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockCorrectlyReturnsFromMarkupBlockWithPseudoTagInCodeBlock.classifiedspans.txt
@@ -0,0 +1,7 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [33] )
+Code span at (1:0,1 [14] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [33] )
+Transition span at (15:0,15 [6] ) (Accepts:None) - Parent: Tag block at (15:0,15 [6] )
+Markup span at (21:0,21 [1] ) (Accepts:None) - Parent: Markup block at (15:0,15 [14] )
+Transition span at (22:0,22 [7] ) (Accepts:None) - Parent: Tag block at (22:0,22 [7] )
+Code span at (29:0,29 [3] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [33] )
+MetaCode span at (32:0,32 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesAllWhitespaceOnSameLineExcludingPreceedingNewlineButIncludingTrailingNewLineToMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesAllWhitespaceOnSameLineExcludingPreceedingNewlineButIncludingTrailingNewLineToMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..7b5c959e48
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesAllWhitespaceOnSameLineExcludingPreceedingNewlineButIncludingTrailingNewLineToMarkup.classifiedspans.txt
@@ -0,0 +1,15 @@
+Code span at (0:0,0 [80] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [161] )
+Markup span at (80:2,0 [4] ) (Accepts:Any) - Parent: Markup block at (80:2,0 [46] )
+Markup span at (84:2,4 [3] ) (Accepts:None) - Parent: Tag block at (84:2,4 [3] )
+Markup span at (87:2,7 [15] ) (Accepts:Any) - Parent: Markup block at (80:2,0 [46] )
+Code span at (102:4,0 [8] ) (Accepts:Any) - Parent: Expression block at (102:4,0 [12] )
+Transition span at (110:4,8 [1] ) (Accepts:None) - Parent: Expression block at (102:4,0 [12] )
+Code span at (111:4,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (102:4,0 [12] )
+Markup span at (114:4,12 [6] ) (Accepts:Any) - Parent: Markup block at (80:2,0 [46] )
+Markup span at (120:5,4 [4] ) (Accepts:None) - Parent: Tag block at (120:5,4 [4] )
+Markup span at (124:5,8 [2] ) (Accepts:None) - Parent: Markup block at (80:2,0 [46] )
+Markup span at (126:6,0 [4] ) (Accepts:Any) - Parent: Markup block at (126:6,0 [14] )
+Transition span at (130:6,4 [1] ) (Accepts:None) - Parent: Markup block at (126:6,0 [14] )
+MetaCode span at (131:6,5 [1] ) (Accepts:Any) - Parent: Markup block at (126:6,0 [14] )
+Markup span at (132:6,6 [8] ) (Accepts:None) - Parent: Markup block at (126:6,0 [14] )
+Code span at (140:7,0 [21] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [161] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtColonTemplateTransitionInDesignTimeMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtColonTemplateTransitionInDesignTimeMode.classifiedspans.txt
new file mode 100644
index 0000000000..d3feff923d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtColonTemplateTransitionInDesignTimeMode.classifiedspans.txt
@@ -0,0 +1,5 @@
+Code span at (0:0,0 [10] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [29] )
+Transition span at (10:1,0 [1] ) (Accepts:None) - Parent: Markup block at (10:1,0 [18] )
+MetaCode span at (11:1,1 [1] ) (Accepts:Any) - Parent: Markup block at (10:1,0 [18] )
+Markup span at (12:1,2 [16] ) (Accepts:None) - Parent: Markup block at (10:1,0 [18] )
+Code span at (28:2,0 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtColonTransitionInDesignTimeMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtColonTransitionInDesignTimeMode.classifiedspans.txt
new file mode 100644
index 0000000000..6b83436ffd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtColonTransitionInDesignTimeMode.classifiedspans.txt
@@ -0,0 +1,7 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [26] )
+Transition span at (7:1,4 [1] ) (Accepts:None) - Parent: Markup block at (7:1,4 [18] )
+MetaCode span at (8:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (7:1,4 [18] )
+Markup span at (9:1,6 [16] ) (Accepts:None) - Parent: Markup block at (7:1,4 [18] )
+Code span at (25:2,0 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (25:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtTagTemplateTransitionInDesignTimeMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtTagTemplateTransitionInDesignTimeMode.classifiedspans.txt
new file mode 100644
index 0000000000..1caae0cf04
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnAtTagTemplateTransitionInDesignTimeMode.classifiedspans.txt
@@ -0,0 +1,6 @@
+Code span at (0:0,0 [8] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [24] )
+Transition span at (8:0,8 [1] ) (Accepts:None) - Parent: Markup block at (8:0,8 [11] )
+Markup span at (9:0,9 [3] ) (Accepts:None) - Parent: Tag block at (9:0,9 [3] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [11] )
+Markup span at (15:0,15 [4] ) (Accepts:None) - Parent: Tag block at (15:0,15 [4] )
+Code span at (19:0,19 [5] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnInvalidAtTagTransitionInDesignTimeMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnInvalidAtTagTransitionInDesignTimeMode.classifiedspans.txt
new file mode 100644
index 0000000000..bad4fb741b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnInvalidAtTagTransitionInDesignTimeMode.classifiedspans.txt
@@ -0,0 +1,8 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+Transition span at (7:1,4 [1] ) (Accepts:None) - Parent: Markup block at (7:1,4 [11] )
+Markup span at (8:1,5 [3] ) (Accepts:None) - Parent: Tag block at (8:1,5 [3] )
+Markup span at (11:1,8 [3] ) (Accepts:Any) - Parent: Markup block at (7:1,4 [11] )
+Markup span at (14:1,11 [4] ) (Accepts:None) - Parent: Tag block at (14:1,11 [4] )
+Code span at (18:1,15 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+MetaCode span at (24:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnTagTransitionInDesignTimeMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnTagTransitionInDesignTimeMode.classifiedspans.txt
new file mode 100644
index 0000000000..6fd1c01cf2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockGivesSpacesToCodeOnTagTransitionInDesignTimeMode.classifiedspans.txt
@@ -0,0 +1,7 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+Markup span at (7:1,4 [3] ) (Accepts:None) - Parent: Tag block at (7:1,4 [3] )
+Markup span at (10:1,7 [3] ) (Accepts:Any) - Parent: Markup block at (7:1,4 [10] )
+Markup span at (13:1,10 [4] ) (Accepts:None) - Parent: Tag block at (13:1,10 [4] )
+Code span at (17:1,14 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (23:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnOpenAngleBracket.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnOpenAngleBracket.classifiedspans.txt
new file mode 100644
index 0000000000..f44f58cc99
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnOpenAngleBracket.classifiedspans.txt
@@ -0,0 +1,7 @@
+Code span at (0:0,0 [29] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [42] )
+Markup span at (29:0,29 [1] ) (Accepts:Any) - Parent: Markup block at (29:0,29 [12] )
+Markup span at (30:0,30 [3] ) (Accepts:None) - Parent: Tag block at (30:0,30 [3] )
+Markup span at (33:0,33 [3] ) (Accepts:Any) - Parent: Markup block at (29:0,29 [12] )
+Markup span at (36:0,36 [4] ) (Accepts:None) - Parent: Tag block at (36:0,36 [4] )
+Markup span at (40:0,40 [1] ) (Accepts:None) - Parent: Markup block at (29:0,29 [12] )
+Code span at (41:0,41 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnOpenAngleBracketInCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnOpenAngleBracketInCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..1a72dd74fa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnOpenAngleBracketInCodeBlock.classifiedspans.txt
@@ -0,0 +1,9 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Code span at (1:0,1 [30] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (31:0,31 [1] ) (Accepts:Any) - Parent: Markup block at (31:0,31 [12] )
+Markup span at (32:0,32 [3] ) (Accepts:None) - Parent: Tag block at (32:0,32 [3] )
+Markup span at (35:0,35 [3] ) (Accepts:Any) - Parent: Markup block at (31:0,31 [12] )
+Markup span at (38:0,38 [4] ) (Accepts:None) - Parent: Tag block at (38:0,38 [4] )
+Markup span at (42:0,42 [1] ) (Accepts:None) - Parent: Markup block at (31:0,31 [12] )
+Code span at (43:0,43 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (45:0,45 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByColon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByColon.classifiedspans.txt
new file mode 100644
index 0000000000..dff41ea2b0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByColon.classifiedspans.txt
@@ -0,0 +1,6 @@
+Code span at (0:0,0 [9] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [18] )
+Markup span at (9:0,9 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Markup block at (9:0,9 [8] )
+MetaCode span at (11:0,11 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (12:0,12 [5] ) (Accepts:None) - Parent: Markup block at (9:0,9 [8] )
+Code span at (17:1,0 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByColonInCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByColonInCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..d70094dabf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByColonInCodeBlock.classifiedspans.txt
@@ -0,0 +1,8 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [22] )
+Code span at (1:0,1 [10] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [22] )
+Markup span at (11:0,11 [1] ) (Accepts:Any) - Parent: Markup block at (11:0,11 [8] )
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (11:0,11 [8] )
+MetaCode span at (13:0,13 [1] ) (Accepts:Any) - Parent: Markup block at (11:0,11 [8] )
+Markup span at (14:0,14 [5] ) (Accepts:None) - Parent: Markup block at (11:0,11 [8] )
+Code span at (19:1,0 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [22] )
+MetaCode span at (21:1,2 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByDoubleColon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByDoubleColon.classifiedspans.txt
new file mode 100644
index 0000000000..37f2ce29c8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByDoubleColon.classifiedspans.txt
@@ -0,0 +1,6 @@
+Code span at (0:0,0 [9] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+Markup span at (9:0,9 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [14] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Markup block at (9:0,9 [14] )
+MetaCode span at (11:0,11 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [14] )
+Markup span at (12:0,12 [11] ) (Accepts:None) - Parent: Markup block at (9:0,9 [14] )
+Code span at (23:1,0 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByTripleColon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByTripleColon.classifiedspans.txt
new file mode 100644
index 0000000000..20d1bbcef0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockParsesMarkupStatementOnSwitchCharacterFollowedByTripleColon.classifiedspans.txt
@@ -0,0 +1,6 @@
+Code span at (0:0,0 [9] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+Markup span at (9:0,9 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [15] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Markup block at (9:0,9 [15] )
+MetaCode span at (11:0,11 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [15] )
+Markup span at (12:0,12 [12] ) (Accepts:None) - Parent: Markup block at (9:0,9 [15] )
+Code span at (24:1,0 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockShouldSupportMarkupWithoutPreceedingWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockShouldSupportMarkupWithoutPreceedingWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..0048f9c4a4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockShouldSupportMarkupWithoutPreceedingWhitespace.classifiedspans.txt
@@ -0,0 +1,14 @@
+Code span at (0:0,0 [33] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [67] )
+Transition span at (33:3,0 [1] ) (Accepts:None) - Parent: Markup block at (33:3,0 [7] )
+MetaCode span at (34:3,1 [1] ) (Accepts:Any) - Parent: Markup block at (33:3,0 [7] )
+Markup span at (35:3,2 [5] ) (Accepts:None) - Parent: Markup block at (33:3,0 [7] )
+Markup span at (40:4,0 [5] ) (Accepts:None) - Parent: Tag block at (40:4,0 [5] )
+Markup span at (45:4,5 [2] ) (Accepts:None) - Parent: Markup block at (40:4,0 [7] )
+Markup span at (47:5,0 [3] ) (Accepts:None) - Parent: Tag block at (47:5,0 [3] )
+Markup span at (50:5,3 [3] ) (Accepts:Any) - Parent: Markup block at (47:5,0 [12] )
+Markup span at (53:5,6 [4] ) (Accepts:None) - Parent: Tag block at (53:5,6 [4] )
+Markup span at (57:5,10 [2] ) (Accepts:None) - Parent: Markup block at (47:5,0 [12] )
+Transition span at (59:6,0 [1] ) (Accepts:None) - Parent: Markup block at (59:6,0 [7] )
+MetaCode span at (60:6,1 [1] ) (Accepts:Any) - Parent: Markup block at (59:6,0 [7] )
+Markup span at (61:6,2 [5] ) (Accepts:None) - Parent: Markup block at (59:6,0 [7] )
+Code span at (66:7,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [67] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockShouldSupportSingleLineMarkupContainingStatementBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockShouldSupportSingleLineMarkupContainingStatementBlock.classifiedspans.txt
new file mode 100644
index 0000000000..bcd489b324
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockShouldSupportSingleLineMarkupContainingStatementBlock.classifiedspans.txt
@@ -0,0 +1,10 @@
+Code span at (0:0,0 [16] ) (Accepts:Any) - Parent: Expression block at (0:0,0 [25] )
+Transition span at (16:1,4 [1] ) (Accepts:None) - Parent: Markup block at (16:1,4 [8] )
+MetaCode span at (17:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (16:1,4 [8] )
+Markup span at (18:1,6 [1] ) (Accepts:Any) - Parent: Markup block at (16:1,4 [8] )
+Transition span at (19:1,7 [1] ) (Accepts:None) - Parent: Statement block at (19:1,7 [3] )
+MetaCode span at (20:1,8 [1] ) (Accepts:None) - Parent: Statement block at (19:1,7 [3] )
+Code span at (21:1,9 [0] ) (Accepts:Any) - Parent: Statement block at (19:1,7 [3] )
+MetaCode span at (21:1,9 [1] ) (Accepts:None) - Parent: Statement block at (19:1,7 [3] )
+Markup span at (22:1,10 [2] ) (Accepts:None) - Parent: Markup block at (16:1,4 [8] )
+Code span at (24:2,0 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsAllKindsOfImplicitMarkupInCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsAllKindsOfImplicitMarkupInCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..be69b1a377
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsAllKindsOfImplicitMarkupInCodeBlock.classifiedspans.txt
@@ -0,0 +1,20 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [206] )
+Code span at (1:0,1 [18] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [206] )
+Markup span at (19:2,0 [8] ) (Accepts:Any) - Parent: Markup block at (19:2,0 [30] )
+Transition span at (27:2,8 [1] ) (Accepts:None) - Parent: Markup block at (19:2,0 [30] )
+MetaCode span at (28:2,9 [1] ) (Accepts:Any) - Parent: Markup block at (19:2,0 [30] )
+Markup span at (29:2,10 [20] ) (Accepts:None) - Parent: Markup block at (19:2,0 [30] )
+Code span at (49:3,0 [65] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [206] )
+Transition span at (114:5,8 [6] ) (Accepts:None) - Parent: Tag block at (114:5,8 [6] )
+Markup span at (120:5,14 [14] ) (Accepts:None) - Parent: Markup block at (114:5,8 [29] )
+Transition span at (134:5,28 [1] ) (Accepts:None) - Parent: Expression block at (134:5,28 [2] )
+Code span at (135:5,29 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (134:5,28 [2] )
+Transition span at (136:5,30 [7] ) (Accepts:None) - Parent: Tag block at (136:5,30 [7] )
+Code span at (143:5,37 [27] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [206] )
+Markup span at (170:8,0 [8] ) (Accepts:Any) - Parent: Markup block at (170:8,0 [28] )
+Markup span at (178:8,8 [3] ) (Accepts:None) - Parent: Tag block at (178:8,8 [3] )
+Markup span at (181:8,11 [11] ) (Accepts:Any) - Parent: Markup block at (170:8,0 [28] )
+Markup span at (192:8,22 [4] ) (Accepts:None) - Parent: Tag block at (192:8,22 [4] )
+Markup span at (196:8,26 [2] ) (Accepts:None) - Parent: Markup block at (170:8,0 [28] )
+Code span at (198:9,0 [7] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [206] )
+MetaCode span at (205:10,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [206] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsMarkupInCaseAndDefaultBranchesOfSwitch.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsMarkupInCaseAndDefaultBranchesOfSwitch.classifiedspans.txt
new file mode 100644
index 0000000000..8e4bf459d9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsMarkupInCaseAndDefaultBranchesOfSwitch.classifiedspans.txt
@@ -0,0 +1,30 @@
+Code span at (0:0,0 [28] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [232] )
+Markup span at (28:2,0 [8] ) (Accepts:Any) - Parent: Markup block at (28:2,0 [20] )
+Markup span at (36:2,8 [3] ) (Accepts:None) - Parent: Tag block at (36:2,8 [3] )
+Markup span at (39:2,11 [3] ) (Accepts:Any) - Parent: Markup block at (28:2,0 [20] )
+Markup span at (42:2,14 [4] ) (Accepts:None) - Parent: Tag block at (42:2,14 [4] )
+Markup span at (46:2,18 [2] ) (Accepts:None) - Parent: Markup block at (28:2,0 [20] )
+Code span at (48:3,0 [29] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [232] )
+Markup span at (77:5,0 [8] ) (Accepts:Any) - Parent: Markup block at (77:5,0 [20] )
+Markup span at (85:5,8 [3] ) (Accepts:None) - Parent: Tag block at (85:5,8 [3] )
+Markup span at (88:5,11 [3] ) (Accepts:Any) - Parent: Markup block at (77:5,0 [20] )
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+Markup span at (95:5,18 [2] ) (Accepts:None) - Parent: Markup block at (77:5,0 [20] )
+Code span at (97:6,0 [41] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [232] )
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+Markup span at (150:9,12 [3] ) (Accepts:None) - Parent: Tag block at (150:9,12 [3] )
+Markup span at (153:9,15 [3] ) (Accepts:Any) - Parent: Markup block at (138:9,0 [24] )
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+Markup span at (160:9,22 [2] ) (Accepts:None) - Parent: Markup block at (138:9,0 [24] )
+Markup span at (162:10,0 [12] ) (Accepts:Any) - Parent: Markup block at (162:10,0 [24] )
+Markup span at (174:10,12 [3] ) (Accepts:None) - Parent: Tag block at (174:10,12 [3] )
+Markup span at (177:10,15 [3] ) (Accepts:Any) - Parent: Markup block at (162:10,0 [24] )
+Markup span at (180:10,18 [4] ) (Accepts:None) - Parent: Tag block at (180:10,18 [4] )
+Markup span at (184:10,22 [2] ) (Accepts:None) - Parent: Markup block at (162:10,0 [24] )
+Code span at (186:11,0 [25] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [232] )
+Markup span at (211:13,0 [8] ) (Accepts:Any) - Parent: Markup block at (211:13,0 [20] )
+Markup span at (219:13,8 [3] ) (Accepts:None) - Parent: Tag block at (219:13,8 [3] )
+Markup span at (222:13,11 [3] ) (Accepts:Any) - Parent: Markup block at (211:13,0 [20] )
+Markup span at (225:13,14 [4] ) (Accepts:None) - Parent: Tag block at (225:13,14 [4] )
+Markup span at (229:13,18 [2] ) (Accepts:None) - Parent: Markup block at (211:13,0 [20] )
+Code span at (231:14,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [232] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsMarkupInCaseAndDefaultBranchesOfSwitchInCodeBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsMarkupInCaseAndDefaultBranchesOfSwitchInCodeBlock.classifiedspans.txt
new file mode 100644
index 0000000000..c54d99d360
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/ParseBlockSupportsMarkupInCaseAndDefaultBranchesOfSwitchInCodeBlock.classifiedspans.txt
@@ -0,0 +1,32 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [236] )
+Code span at (1:0,1 [29] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [236] )
+Markup span at (30:2,0 [8] ) (Accepts:Any) - Parent: Markup block at (30:2,0 [20] )
+Markup span at (38:2,8 [3] ) (Accepts:None) - Parent: Tag block at (38:2,8 [3] )
+Markup span at (41:2,11 [3] ) (Accepts:Any) - Parent: Markup block at (30:2,0 [20] )
+Markup span at (44:2,14 [4] ) (Accepts:None) - Parent: Tag block at (44:2,14 [4] )
+Markup span at (48:2,18 [2] ) (Accepts:None) - Parent: Markup block at (30:2,0 [20] )
+Code span at (50:3,0 [29] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [236] )
+Markup span at (79:5,0 [8] ) (Accepts:Any) - Parent: Markup block at (79:5,0 [20] )
+Markup span at (87:5,8 [3] ) (Accepts:None) - Parent: Tag block at (87:5,8 [3] )
+Markup span at (90:5,11 [3] ) (Accepts:Any) - Parent: Markup block at (79:5,0 [20] )
+Markup span at (93:5,14 [4] ) (Accepts:None) - Parent: Tag block at (93:5,14 [4] )
+Markup span at (97:5,18 [2] ) (Accepts:None) - Parent: Markup block at (79:5,0 [20] )
+Code span at (99:6,0 [41] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [236] )
+Markup span at (140:9,0 [12] ) (Accepts:Any) - Parent: Markup block at (140:9,0 [24] )
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+Markup span at (155:9,15 [3] ) (Accepts:Any) - Parent: Markup block at (140:9,0 [24] )
+Markup span at (158:9,18 [4] ) (Accepts:None) - Parent: Tag block at (158:9,18 [4] )
+Markup span at (162:9,22 [2] ) (Accepts:None) - Parent: Markup block at (140:9,0 [24] )
+Markup span at (164:10,0 [12] ) (Accepts:Any) - Parent: Markup block at (164:10,0 [24] )
+Markup span at (176:10,12 [3] ) (Accepts:None) - Parent: Tag block at (176:10,12 [3] )
+Markup span at (179:10,15 [3] ) (Accepts:Any) - Parent: Markup block at (164:10,0 [24] )
+Markup span at (182:10,18 [4] ) (Accepts:None) - Parent: Tag block at (182:10,18 [4] )
+Markup span at (186:10,22 [2] ) (Accepts:None) - Parent: Markup block at (164:10,0 [24] )
+Code span at (188:11,0 [25] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [236] )
+Markup span at (213:13,0 [8] ) (Accepts:Any) - Parent: Markup block at (213:13,0 [20] )
+Markup span at (221:13,8 [3] ) (Accepts:None) - Parent: Tag block at (221:13,8 [3] )
+Markup span at (224:13,11 [3] ) (Accepts:Any) - Parent: Markup block at (213:13,0 [20] )
+Markup span at (227:13,14 [4] ) (Accepts:None) - Parent: Tag block at (227:13,14 [4] )
+Markup span at (231:13,18 [2] ) (Accepts:None) - Parent: Markup block at (213:13,0 [20] )
+Code span at (233:14,0 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [236] )
+MetaCode span at (235:14,2 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [236] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/SingleAngleBracketDoesNotCauseSwitchIfOuterBlockIsTerminated.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/SingleAngleBracketDoesNotCauseSwitchIfOuterBlockIsTerminated.classifiedspans.txt
new file mode 100644
index 0000000000..cf3b7ec8d4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpToMarkupSwitchTest/SingleAngleBracketDoesNotCauseSwitchIfOuterBlockIsTerminated.classifiedspans.txt
@@ -0,0 +1,3 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
+Code span at (1:0,1 [7] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [9] )
+MetaCode span at (8:0,8 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionAcceptsTrailingNewlineInDesignTimeMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionAcceptsTrailingNewlineInDesignTimeMode.classifiedspans.txt
new file mode 100644
index 0000000000..33368ec776
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionAcceptsTrailingNewlineInDesignTimeMode.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
+Code span at (1:0,1 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [9] )
+Transition span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (1:0,1 [5] )
+Code span at (2:0,2 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (1:0,1 [5] )
+Code span at (6:0,6 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [9] )
+MetaCode span at (8:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionDoesNotAcceptDotAfterAt.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionDoesNotAcceptDotAfterAt.classifiedspans.txt
new file mode 100644
index 0000000000..5b23d3880d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionDoesNotAcceptDotAfterAt.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [4] )
+Code span at (1:0,1 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [4] )
+Transition span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (1:0,1 [1] )
+Code span at (2:0,2 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (1:0,1 [1] )
+Code span at (2:0,2 [1] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [4] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionDoesNotAcceptTrailingNewlineInRunTimeMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionDoesNotAcceptTrailingNewlineInRunTimeMode.classifiedspans.txt
new file mode 100644
index 0000000000..33368ec776
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionDoesNotAcceptTrailingNewlineInRunTimeMode.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
+Code span at (1:0,1 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [9] )
+Transition span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (1:0,1 [5] )
+Code span at (2:0,2 [4] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (1:0,1 [5] )
+Code span at (6:0,6 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [9] )
+MetaCode span at (8:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionWithOnlySingleAtAcceptsSingleSpaceOrNewlineAtDesignTime.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionWithOnlySingleAtAcceptsSingleSpaceOrNewlineAtDesignTime.classifiedspans.txt
new file mode 100644
index 0000000000..5462b69291
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionWithOnlySingleAtAcceptsSingleSpaceOrNewlineAtDesignTime.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Code span at (1:0,1 [6] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+Transition span at (7:1,4 [1] ) (Accepts:None) - Parent: Expression block at (7:1,4 [1] )
+Code span at (8:1,5 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (7:1,4 [1] )
+Code span at (8:1,5 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (10:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionWithOnlySingleAtOutputsZeroLengthCodeSpan.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionWithOnlySingleAtOutputsZeroLengthCodeSpan.classifiedspans.txt
new file mode 100644
index 0000000000..4485b45d33
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/InnerImplicitExpressionWithOnlySingleAtOutputsZeroLengthCodeSpan.classifiedspans.txt
@@ -0,0 +1,6 @@
+MetaCode span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [3] )
+Code span at (1:0,1 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [3] )
+Transition span at (1:0,1 [1] ) (Accepts:None) - Parent: Expression block at (1:0,1 [1] )
+Code span at (2:0,2 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (1:0,1 [1] )
+Code span at (2:0,2 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [3] )
+MetaCode span at (2:0,2 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/VerbatimBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/VerbatimBlock.classifiedspans.txt
new file mode 100644
index 0000000000..49310c523b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpVerbatimBlockTest/VerbatimBlock.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Code span at (2:0,2 [8] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpWhitespaceHandlingTest/StatementBlockDoesNotAcceptTrailingNewlineIfNewlinesAreSignificantToAncestor.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpWhitespaceHandlingTest/StatementBlockDoesNotAcceptTrailingNewlineIfNewlinesAreSignificantToAncestor.classifiedspans.txt
new file mode 100644
index 0000000000..77331fdce6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/CSharpWhitespaceHandlingTest/StatementBlockDoesNotAcceptTrailingNewlineIfNewlinesAreSignificantToAncestor.classifiedspans.txt
@@ -0,0 +1,6 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Statement block at (3:0,3 [14] )
+Code span at (4:0,4 [13] ) (Accepts:Any) - Parent: Statement block at (3:0,3 [14] )
+Markup span at (17:0,17 [2] ) (Accepts:None) - Parent: Markup block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributeCollapserDoesNotRewriteEscapedTransitions.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributeCollapserDoesNotRewriteEscapedTransitions.classifiedspans.txt
new file mode 100644
index 0000000000..e5f2f1af35
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributeCollapserDoesNotRewriteEscapedTransitions.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (5:0,5 [6] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [9] )
+Markup span at (11:0,11 [1] ) (Accepts:None) - Parent: Markup block at (11:0,11 [2] )
+Markup span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (11:0,11 [2] )
+Markup span at (13:0,13 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [9] )
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreDisabledForDataAttributesInBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreDisabledForDataAttributesInBlock.classifiedspans.txt
new file mode 100644
index 0000000000..bd904def0d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreDisabledForDataAttributesInBlock.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (5:0,5 [11] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [16] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Expression block at (16:0,16 [4] )
+Code span at (17:0,17 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (16:0,16 [4] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [16] )
+Markup span at (21:0,21 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (22:0,22 [7] ) (Accepts:None) - Parent: Tag block at (22:0,22 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreDisabledForDataAttributesInDocument.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreDisabledForDataAttributesInDocument.classifiedspans.txt
new file mode 100644
index 0000000000..bc0d05d2b7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreDisabledForDataAttributesInDocument.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (5:0,5 [11] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [16] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Expression block at (16:0,16 [4] )
+Code span at (17:0,17 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (16:0,16 [4] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [16] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (22:0,22 [7] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreEnabledForDataAttributesWithExperimentalFlag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreEnabledForDataAttributesWithExperimentalFlag.classifiedspans.txt
new file mode 100644
index 0000000000..bd904def0d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesAreEnabledForDataAttributesWithExperimentalFlag.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (5:0,5 [11] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [16] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Expression block at (16:0,16 [4] )
+Code span at (17:0,17 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (16:0,16 [4] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [16] )
+Markup span at (21:0,21 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (22:0,22 [7] ) (Accepts:None) - Parent: Tag block at (22:0,22 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesWithWeirdSpacingAreDisabledForDataAttributesInBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesWithWeirdSpacingAreDisabledForDataAttributesInBlock.classifiedspans.txt
new file mode 100644
index 0000000000..13f5bc96d8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesWithWeirdSpacingAreDisabledForDataAttributesInBlock.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [26] )
+Markup span at (5:0,5 [15] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [20] )
+Transition span at (20:0,20 [1] ) (Accepts:None) - Parent: Expression block at (20:0,20 [4] )
+Code span at (21:0,21 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (20:0,20 [4] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [20] )
+Markup span at (25:0,25 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [26] )
+Markup span at (26:0,26 [7] ) (Accepts:None) - Parent: Tag block at (26:0,26 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesWithWeirdSpacingAreDisabledForDataAttributesInDocument.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesWithWeirdSpacingAreDisabledForDataAttributesInDocument.classifiedspans.txt
new file mode 100644
index 0000000000..643853f062
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/ConditionalAttributesWithWeirdSpacingAreDisabledForDataAttributesInDocument.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [21] )
+Markup span at (5:0,5 [10] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [14] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [4] )
+Code span at (16:0,16 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (15:0,15 [4] )
+Markup span at (19:0,19 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [21] )
+Markup span at (21:0,21 [7] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/DoubleQuotedLiteralAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/DoubleQuotedLiteralAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..d012b5a588
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/DoubleQuotedLiteralAttribute.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (12:0,12 [4] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (16:0,16 [4] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (21:0,21 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/DynamicAttributeWithWhitespaceSurroundingEquals.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/DynamicAttributeWithWhitespaceSurroundingEquals.classifiedspans.txt
new file mode 100644
index 0000000000..cfcf9e1471
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/DynamicAttributeWithWhitespaceSurroundingEquals.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [23] )
+Markup span at (2:0,2 [13] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Transition span at (15:2,1 [1] ) (Accepts:None) - Parent: Expression block at (15:2,1 [4] )
+Code span at (16:2,2 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (15:2,1 [4] )
+Markup span at (19:2,5 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Markup span at (20:2,6 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/MultiPartLiteralAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/MultiPartLiteralAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..d012b5a588
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/MultiPartLiteralAttribute.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (12:0,12 [4] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (16:0,16 [4] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (21:0,21 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/MultiValueExpressionAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/MultiValueExpressionAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..b7b5a4adcb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/MultiValueExpressionAttribute.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [26] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [21] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (9:0,9 [4] )
+Code span at (10:0,10 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (9:0,9 [4] )
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [21] )
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [5] )
+Transition span at (18:0,18 [1] ) (Accepts:None) - Parent: Expression block at (18:0,18 [4] )
+Code span at (19:0,19 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (18:0,18 [4] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [21] )
+Markup span at (23:0,23 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [26] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/NewLineBetweenAttributes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/NewLineBetweenAttributes.classifiedspans.txt
new file mode 100644
index 0000000000..6587f46e63
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/NewLineBetweenAttributes.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [29] )
+Markup span at (2:0,2 [8] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Markup span at (10:1,6 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Markup span at (13:1,9 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Markup span at (14:1,10 [8] ) (Accepts:Any) - Parent: Markup block at (14:1,10 [12] )
+Markup span at (22:2,6 [3] ) (Accepts:Any) - Parent: Markup block at (14:1,10 [12] )
+Markup span at (25:2,9 [1] ) (Accepts:Any) - Parent: Markup block at (14:1,10 [12] )
+Markup span at (26:2,10 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/NewLinePrecedingAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/NewLinePrecedingAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..f1ff749c10
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/NewLinePrecedingAttribute.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (2:0,2 [8] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Markup span at (10:1,6 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Markup span at (13:1,9 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Markup span at (14:1,10 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleExpressionAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleExpressionAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..8c46912b85
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleExpressionAttribute.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (9:0,9 [4] )
+Code span at (10:0,10 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (9:0,9 [4] )
+Markup span at (13:0,13 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [12] )
+Markup span at (14:0,14 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleLiteralAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleLiteralAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..aac26a42c9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleLiteralAttribute.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [11] )
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [11] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [11] )
+Markup span at (13:0,13 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleLiteralAttributeWithWhitespaceSurroundingEquals.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleLiteralAttributeWithWhitespaceSurroundingEquals.classifiedspans.txt
new file mode 100644
index 0000000000..4b0fa82ce6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SimpleLiteralAttributeWithWhitespaceSurroundingEquals.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
+Markup span at (2:0,2 [15] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (17:2,1 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (20:2,4 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (21:2,5 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes1.classifiedspans.txt
new file mode 100644
index 0000000000..6aca207420
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes1.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
+Markup span at (2:0,2 [9] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [13] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [13] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [13] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes2.classifiedspans.txt
new file mode 100644
index 0000000000..2ffb217bd2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes2.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
+Markup span at (2:0,2 [10] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (16:0,16 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes3.classifiedspans.txt
new file mode 100644
index 0000000000..2ffb217bd2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes3.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
+Markup span at (2:0,2 [10] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (16:0,16 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes4.classifiedspans.txt
new file mode 100644
index 0000000000..eb07427f06
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes4.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [20] )
+Markup span at (2:0,2 [11] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes5.classifiedspans.txt
new file mode 100644
index 0000000000..43aadba1c2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes5.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (2:0,2 [13] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (18:0,18 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (19:0,19 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes6.classifiedspans.txt
new file mode 100644
index 0000000000..6aca207420
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes6.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
+Markup span at (2:0,2 [9] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [13] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [13] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [13] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace1.classifiedspans.txt
new file mode 100644
index 0000000000..e95aa53980
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace1.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (2:0,2 [11] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (13:1,2 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (16:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (17:1,6 [11] ) (Accepts:Any) - Parent: Markup block at (17:1,6 [15] )
+Markup span at (28:2,1 [3] ) (Accepts:Any) - Parent: Markup block at (17:1,6 [15] )
+Markup span at (31:2,4 [1] ) (Accepts:Any) - Parent: Markup block at (17:1,6 [15] )
+Markup span at (32:2,5 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace2.classifiedspans.txt
new file mode 100644
index 0000000000..974f7115ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace2.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [37] )
+Markup span at (2:0,2 [12] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [16] )
+Markup span at (14:1,2 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [16] )
+Markup span at (17:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [16] )
+Markup span at (18:1,6 [12] ) (Accepts:Any) - Parent: Markup block at (18:1,6 [16] )
+Markup span at (30:2,1 [3] ) (Accepts:Any) - Parent: Markup block at (18:1,6 [16] )
+Markup span at (33:2,4 [1] ) (Accepts:Any) - Parent: Markup block at (18:1,6 [16] )
+Markup span at (34:2,5 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [37] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace3.classifiedspans.txt
new file mode 100644
index 0000000000..974f7115ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace3.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [37] )
+Markup span at (2:0,2 [12] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [16] )
+Markup span at (14:1,2 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [16] )
+Markup span at (17:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [16] )
+Markup span at (18:1,6 [12] ) (Accepts:Any) - Parent: Markup block at (18:1,6 [16] )
+Markup span at (30:2,1 [3] ) (Accepts:Any) - Parent: Markup block at (18:1,6 [16] )
+Markup span at (33:2,4 [1] ) (Accepts:Any) - Parent: Markup block at (18:1,6 [16] )
+Markup span at (34:2,5 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [37] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace4.classifiedspans.txt
new file mode 100644
index 0000000000..c3d0f558bd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace4.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [39] )
+Markup span at (2:0,2 [13] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (15:1,2 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (18:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (19:1,6 [13] ) (Accepts:Any) - Parent: Markup block at (19:1,6 [17] )
+Markup span at (32:2,1 [3] ) (Accepts:Any) - Parent: Markup block at (19:1,6 [17] )
+Markup span at (35:2,4 [1] ) (Accepts:Any) - Parent: Markup block at (19:1,6 [17] )
+Markup span at (36:2,5 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [39] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace5.classifiedspans.txt
new file mode 100644
index 0000000000..a79dacf132
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace5.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [43] )
+Markup span at (2:0,2 [15] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (17:1,2 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (20:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (21:1,6 [15] ) (Accepts:Any) - Parent: Markup block at (21:1,6 [19] )
+Markup span at (36:2,1 [3] ) (Accepts:Any) - Parent: Markup block at (21:1,6 [19] )
+Markup span at (39:2,4 [1] ) (Accepts:Any) - Parent: Markup block at (21:1,6 [19] )
+Markup span at (40:2,5 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [43] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace6.classifiedspans.txt
new file mode 100644
index 0000000000..e95aa53980
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_BeforeEqualWhitespace6.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (2:0,2 [11] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (13:1,2 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (16:1,5 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [15] )
+Markup span at (17:1,6 [11] ) (Accepts:Any) - Parent: Markup block at (17:1,6 [15] )
+Markup span at (28:2,1 [3] ) (Accepts:Any) - Parent: Markup block at (17:1,6 [15] )
+Markup span at (31:2,4 [1] ) (Accepts:Any) - Parent: Markup block at (17:1,6 [15] )
+Markup span at (32:2,5 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace1.classifiedspans.txt
new file mode 100644
index 0000000000..226df030bc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace1.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [37] )
+Markup span at (2:0,2 [13] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (15:1,10 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (18:1,13 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (19:1,14 [11] ) (Accepts:Any) - Parent: Markup block at (19:1,14 [15] )
+Markup span at (30:2,8 [3] ) (Accepts:Any) - Parent: Markup block at (19:1,14 [15] )
+Markup span at (33:2,11 [1] ) (Accepts:Any) - Parent: Markup block at (19:1,14 [15] )
+Markup span at (34:2,12 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [37] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace2.classifiedspans.txt
new file mode 100644
index 0000000000..1895920129
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace2.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [39] )
+Markup span at (2:0,2 [14] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Markup span at (16:1,11 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Markup span at (19:1,14 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Markup span at (20:1,15 [12] ) (Accepts:Any) - Parent: Markup block at (20:1,15 [16] )
+Markup span at (32:2,9 [3] ) (Accepts:Any) - Parent: Markup block at (20:1,15 [16] )
+Markup span at (35:2,12 [1] ) (Accepts:Any) - Parent: Markup block at (20:1,15 [16] )
+Markup span at (36:2,13 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [39] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace3.classifiedspans.txt
new file mode 100644
index 0000000000..1895920129
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace3.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [39] )
+Markup span at (2:0,2 [14] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Markup span at (16:1,11 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Markup span at (19:1,14 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [18] )
+Markup span at (20:1,15 [12] ) (Accepts:Any) - Parent: Markup block at (20:1,15 [16] )
+Markup span at (32:2,9 [3] ) (Accepts:Any) - Parent: Markup block at (20:1,15 [16] )
+Markup span at (35:2,12 [1] ) (Accepts:Any) - Parent: Markup block at (20:1,15 [16] )
+Markup span at (36:2,13 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [39] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace4.classifiedspans.txt
new file mode 100644
index 0000000000..eb99bceccd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace4.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [41] )
+Markup span at (2:0,2 [15] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (17:1,12 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (20:1,15 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (21:1,16 [13] ) (Accepts:Any) - Parent: Markup block at (21:1,16 [17] )
+Markup span at (34:2,10 [3] ) (Accepts:Any) - Parent: Markup block at (21:1,16 [17] )
+Markup span at (37:2,13 [1] ) (Accepts:Any) - Parent: Markup block at (21:1,16 [17] )
+Markup span at (38:2,14 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace5.classifiedspans.txt
new file mode 100644
index 0000000000..bda0195089
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace5.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [45] )
+Markup span at (2:0,2 [17] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [21] )
+Markup span at (19:1,14 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [21] )
+Markup span at (22:1,17 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [21] )
+Markup span at (23:1,18 [15] ) (Accepts:Any) - Parent: Markup block at (23:1,18 [19] )
+Markup span at (38:2,12 [3] ) (Accepts:Any) - Parent: Markup block at (23:1,18 [19] )
+Markup span at (41:2,15 [1] ) (Accepts:Any) - Parent: Markup block at (23:1,18 [19] )
+Markup span at (42:2,16 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [45] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace6.classifiedspans.txt
new file mode 100644
index 0000000000..226df030bc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/SymbolBoundAttributes_Whitespace6.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [37] )
+Markup span at (2:0,2 [13] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (15:1,10 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (18:1,13 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
+Markup span at (19:1,14 [11] ) (Accepts:Any) - Parent: Markup block at (19:1,14 [15] )
+Markup span at (30:2,8 [3] ) (Accepts:Any) - Parent: Markup block at (19:1,14 [15] )
+Markup span at (33:2,11 [1] ) (Accepts:Any) - Parent: Markup block at (19:1,14 [15] )
+Markup span at (34:2,12 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [37] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedAttributeWithCodeWithSpacesInBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedAttributeWithCodeWithSpacesInBlock.classifiedspans.txt
new file mode 100644
index 0000000000..5968c9dca7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedAttributeWithCodeWithSpacesInBlock.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [20] )
+Markup span at (6:0,6 [7] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [11] )
+Transition span at (13:0,13 [1] ) (Accepts:None) - Parent: Expression block at (13:0,13 [4] )
+Code span at (14:0,14 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (13:0,13 [4] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedAttributeWithCodeWithSpacesInDocument.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedAttributeWithCodeWithSpacesInDocument.classifiedspans.txt
new file mode 100644
index 0000000000..2d429bad42
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedAttributeWithCodeWithSpacesInDocument.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [20] )
+Markup span at (6:0,6 [7] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [11] )
+Transition span at (13:0,13 [1] ) (Accepts:None) - Parent: Expression block at (13:0,13 [4] )
+Code span at (14:0,14 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (13:0,13 [4] )
+Markup span at (17:0,17 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedLiteralAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedLiteralAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..377f329c31
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/UnquotedLiteralAttribute.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [22] )
+Markup span at (2:0,2 [6] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [9] )
+Markup span at (8:0,8 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [9] )
+Markup span at (11:0,11 [4] ) (Accepts:Any) - Parent: Markup block at (11:0,11 [4] )
+Markup span at (15:0,15 [4] ) (Accepts:Any) - Parent: Markup block at (15:0,15 [4] )
+Markup span at (19:0,19 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/VirtualPathAttributesWorkWithConditionalAttributes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/VirtualPathAttributesWorkWithConditionalAttributes.classifiedspans.txt
new file mode 100644
index 0000000000..adaa5e49ff
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/VirtualPathAttributesWorkWithConditionalAttributes.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [27] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [22] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (9:0,9 [4] )
+Code span at (10:0,10 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (9:0,9 [4] )
+Markup span at (13:0,13 [10] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [22] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [22] )
+Markup span at (24:0,24 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/WhitespaceAndNewLinePrecedingAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/WhitespaceAndNewLinePrecedingAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..49342214c9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlAttributeTest/WhitespaceAndNewLinePrecedingAttribute.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
+Markup span at (2:0,2 [10] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (12:1,6 [3] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (15:1,9 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [14] )
+Markup span at (16:1,10 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/HtmlCommentSupportsMultipleDashes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/HtmlCommentSupportsMultipleDashes.classifiedspans.txt
new file mode 100644
index 0000000000..fb1d04959e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/HtmlCommentSupportsMultipleDashes.classifiedspans.txt
@@ -0,0 +1,24 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [22] )
+Markup span at (9:0,9 [15] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (5:0,5 [22] )
+Markup span at (24:0,24 [3] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [22] )
+Markup span at (27:0,27 [6] ) (Accepts:Any) - Parent: Tag block at (27:0,27 [6] )
+Markup span at (33:0,33 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [165] )
+Markup span at (35:1,0 [5] ) (Accepts:Any) - Parent: Tag block at (35:1,0 [5] )
+Markup span at (40:1,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (40:1,5 [24] )
+Markup span at (44:1,9 [17] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (40:1,5 [24] )
+Markup span at (61:1,26 [3] ) (Accepts:None) - Parent: HtmlComment block at (40:1,5 [24] )
+Markup span at (64:1,29 [6] ) (Accepts:Any) - Parent: Tag block at (64:1,29 [6] )
+Markup span at (70:1,35 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [165] )
+Markup span at (72:2,0 [5] ) (Accepts:Any) - Parent: Tag block at (72:2,0 [5] )
+Markup span at (77:2,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (77:2,5 [26] )
+Markup span at (81:2,9 [19] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (77:2,5 [26] )
+Markup span at (100:2,28 [3] ) (Accepts:None) - Parent: HtmlComment block at (77:2,5 [26] )
+Markup span at (103:2,31 [6] ) (Accepts:Any) - Parent: Tag block at (103:2,31 [6] )
+Markup span at (109:2,37 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [165] )
+Markup span at (111:3,0 [5] ) (Accepts:Any) - Parent: Tag block at (111:3,0 [5] )
+Markup span at (116:3,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (116:3,5 [41] )
+Markup span at (120:3,9 [34] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (116:3,5 [41] )
+Markup span at (154:3,43 [3] ) (Accepts:None) - Parent: HtmlComment block at (116:3,5 [41] )
+Markup span at (157:3,46 [6] ) (Accepts:Any) - Parent: Tag block at (157:3,46 [6] )
+Markup span at (163:3,52 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [165] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAcceptsEmptyTextTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAcceptsEmptyTextTag.classifiedspans.txt
new file mode 100644
index 0000000000..ae8dafa589
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAcceptsEmptyTextTag.classifiedspans.txt
@@ -0,0 +1 @@
+Transition span at (0:0,0 [7] ) (Accepts:None) - Parent: Tag block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAcceptsTextTagAsOuterTagButDoesNotRender.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAcceptsTextTagAsOuterTagButDoesNotRender.classifiedspans.txt
new file mode 100644
index 0000000000..f1a37dbfde
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAcceptsTextTagAsOuterTagButDoesNotRender.classifiedspans.txt
@@ -0,0 +1,5 @@
+Transition span at (0:0,0 [6] ) (Accepts:None) - Parent: Tag block at (0:0,0 [6] )
+Markup span at (6:0,6 [8] ) (Accepts:None) - Parent: Markup block at (0:0,0 [30] )
+Markup span at (14:0,14 [5] ) (Accepts:None) - Parent: Tag block at (14:0,14 [5] )
+Markup span at (19:0,19 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Transition span at (23:0,23 [7] ) (Accepts:None) - Parent: Tag block at (23:0,23 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsCloseAngleBracketInAttributeValueIfDoubleQuoted.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsCloseAngleBracketInAttributeValueIfDoubleQuoted.classifiedspans.txt
new file mode 100644
index 0000000000..3e0c0708ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsCloseAngleBracketInAttributeValueIfDoubleQuoted.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [15] )
+Markup span at (9:0,9 [6] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: Tag block at (5:0,5 [15] )
+Markup span at (20:0,20 [6] ) (Accepts:None) - Parent: Tag block at (20:0,20 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsCloseAngleBracketInAttributeValueIfSingleQuoted.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsCloseAngleBracketInAttributeValueIfSingleQuoted.classifiedspans.txt
new file mode 100644
index 0000000000..3e0c0708ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsCloseAngleBracketInAttributeValueIfSingleQuoted.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [15] )
+Markup span at (9:0,9 [6] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: Tag block at (5:0,5 [15] )
+Markup span at (20:0,20 [6] ) (Accepts:None) - Parent: Tag block at (20:0,20 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsSlashInAttributeValueIfDoubleQuoted.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsSlashInAttributeValueIfDoubleQuoted.classifiedspans.txt
new file mode 100644
index 0000000000..934ae16957
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsSlashInAttributeValueIfDoubleQuoted.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [13] )
+Markup span at (9:0,9 [6] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Tag block at (5:0,5 [13] )
+Markup span at (18:0,18 [6] ) (Accepts:None) - Parent: Tag block at (18:0,18 [6] )
+Markup span at (24:0,24 [6] ) (Accepts:None) - Parent: Tag block at (24:0,24 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsSlashInAttributeValueIfSingleQuoted.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsSlashInAttributeValueIfSingleQuoted.classifiedspans.txt
new file mode 100644
index 0000000000..934ae16957
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsSlashInAttributeValueIfSingleQuoted.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [13] )
+Markup span at (9:0,9 [6] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (9:0,9 [8] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Tag block at (5:0,5 [13] )
+Markup span at (18:0,18 [6] ) (Accepts:None) - Parent: Tag block at (18:0,18 [6] )
+Markup span at (24:0,24 [6] ) (Accepts:None) - Parent: Tag block at (24:0,24 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsStartAndEndTagsToDifferInCase.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsStartAndEndTagsToDifferInCase.classifiedspans.txt
new file mode 100644
index 0000000000..ccf62175da
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsStartAndEndTagsToDifferInCase.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [4] ) (Accepts:None) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (4:0,4 [3] ) (Accepts:None) - Parent: Tag block at (4:0,4 [3] )
+Markup span at (7:0,7 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (10:0,10 [4] ) (Accepts:None) - Parent: Tag block at (10:0,10 [4] )
+Markup span at (14:0,14 [5] ) (Accepts:None) - Parent: Tag block at (14:0,14 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsUnclosedTagsAsLongAsItCanRecoverToAnExpectedEndTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsUnclosedTagsAsLongAsItCanRecoverToAnExpectedEndTag.classifiedspans.txt
new file mode 100644
index 0000000000..a5accb749e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockAllowsUnclosedTagsAsLongAsItCanRecoverToAnExpectedEndTag.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [5] ) (Accepts:None) - Parent: Tag block at (5:0,5 [5] )
+Markup span at (10:0,10 [5] ) (Accepts:None) - Parent: Tag block at (10:0,10 [5] )
+Markup span at (15:0,15 [6] ) (Accepts:None) - Parent: Tag block at (15:0,15 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockCanHandleSelfClosingTagsWithinBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockCanHandleSelfClosingTagsWithinBlock.classifiedspans.txt
new file mode 100644
index 0000000000..f36f3d53cd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockCanHandleSelfClosingTagsWithinBlock.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [7] ) (Accepts:None) - Parent: Tag block at (5:0,5 [7] )
+Markup span at (12:0,12 [6] ) (Accepts:None) - Parent: Tag block at (12:0,12 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockCorrectlyHandlesSingleLineOfMarkupWithEmbeddedStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockCorrectlyHandlesSingleLineOfMarkupWithEmbeddedStatement.classifiedspans.txt
new file mode 100644
index 0000000000..dcf7b701ff
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockCorrectlyHandlesSingleLineOfMarkupWithEmbeddedStatement.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Statement block at (9:0,9 [12] )
+Code span at (10:0,10 [11] ) (Accepts:Any) - Parent: Statement block at (9:0,9 [12] )
+Markup span at (21:0,21 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [6] ) (Accepts:None) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockDoesNotConsiderPsuedoTagWithinMarkupBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockDoesNotConsiderPsuedoTagWithinMarkupBlock.classifiedspans.txt
new file mode 100644
index 0000000000..706cec2674
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockDoesNotConsiderPsuedoTagWithinMarkupBlock.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [6] ) (Accepts:None) - Parent: Tag block at (5:0,5 [6] )
+Markup span at (11:0,11 [5] ) (Accepts:None) - Parent: Tag block at (11:0,11 [5] )
+Markup span at (16:0,16 [6] ) (Accepts:None) - Parent: Tag block at (16:0,16 [6] )
+Markup span at (22:0,22 [6] ) (Accepts:None) - Parent: Tag block at (22:0,22 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockDoesNotTerminateXMLProcessingInstructionAtCloseAngleUnlessPreceededByQuestionMark.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockDoesNotTerminateXMLProcessingInstructionAtCloseAngleUnlessPreceededByQuestionMark.classifiedspans.txt
new file mode 100644
index 0000000000..065bc82d20
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockDoesNotTerminateXMLProcessingInstructionAtCloseAngleUnlessPreceededByQuestionMark.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [20] ) (Accepts:None) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [6] ) (Accepts:None) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesOpenAngleAtEof.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesOpenAngleAtEof.classifiedspans.txt
new file mode 100644
index 0000000000..b0e0c19ca5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesOpenAngleAtEof.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [5] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [5] )
+Markup span at (4:1,0 [1] ) (Accepts:Any) - Parent: Tag block at (4:1,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesOpenAngleWithProperTagFollowingIt.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesOpenAngleWithProperTagFollowingIt.classifiedspans.txt
new file mode 100644
index 0000000000..2a8d626589
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesOpenAngleWithProperTagFollowingIt.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [14] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [14] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [14] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [14] )
+Markup span at (4:1,0 [3] ) (Accepts:Any) - Parent: Tag block at (4:1,0 [3] )
+Markup span at (7:2,0 [7] ) (Accepts:None) - Parent: Tag block at (7:2,0 [7] )
+Code span at (14:2,7 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesUnbalancedTripleDashHTMLComments.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesUnbalancedTripleDashHTMLComments.classifiedspans.txt
new file mode 100644
index 0000000000..fc99732771
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockHandlesUnbalancedTripleDashHTMLComments.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [68] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [68] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [68] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [68] )
+Markup span at (4:1,0 [4] ) (Accepts:Any) - Parent: Markup block at (4:1,0 [63] )
+Markup span at (8:1,4 [4] ) (Accepts:None) - Parent: HtmlComment block at (8:1,4 [57] )
+Markup span at (12:1,8 [50] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (8:1,4 [57] )
+Markup span at (62:1,58 [3] ) (Accepts:None) - Parent: HtmlComment block at (8:1,4 [57] )
+Markup span at (65:1,61 [2] ) (Accepts:None) - Parent: Markup block at (4:1,0 [63] )
+Code span at (67:2,0 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [68] )
+MetaCode span at (67:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [68] )
+Markup span at (68:2,1 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [68] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockIgnoresTagsInContentsOfScriptTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockIgnoresTagsInContentsOfScriptTag.classifiedspans.txt
new file mode 100644
index 0000000000..785c1328bd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockIgnoresTagsInContentsOfScriptTag.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [8] ) (Accepts:None) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [13] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [4] )
+Code span at (22:0,22 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [4] )
+Markup span at (25:0,25 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Markup span at (27:0,27 [9] ) (Accepts:None) - Parent: Tag block at (27:0,27 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockOnlyTerminatesCommentOnFullEndSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockOnlyTerminatesCommentOnFullEndSequence.classifiedspans.txt
new file mode 100644
index 0000000000..744f103dd2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockOnlyTerminatesCommentOnFullEndSequence.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [4] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [20] )
+Markup span at (4:0,4 [13] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (0:0,0 [20] )
+Markup span at (17:0,17 [3] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesSGMLDeclarationAsEmptyTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesSGMLDeclarationAsEmptyTag.classifiedspans.txt
new file mode 100644
index 0000000000..746fd39de7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesSGMLDeclarationAsEmptyTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [22] ) (Accepts:None) - Parent: Markup block at (0:0,0 [33] )
+Markup span at (27:0,27 [6] ) (Accepts:None) - Parent: Tag block at (27:0,27 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesUntilMatchingEndTagIfFirstNonWhitespaceCharacterIsStartTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesUntilMatchingEndTagIfFirstNonWhitespaceCharacterIsStartTag.classifiedspans.txt
new file mode 100644
index 0000000000..ab36dabee2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesUntilMatchingEndTagIfFirstNonWhitespaceCharacterIsStartTag.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [5] ) (Accepts:None) - Parent: Tag block at (5:0,5 [5] )
+Markup span at (10:0,10 [5] ) (Accepts:None) - Parent: Tag block at (10:0,10 [5] )
+Markup span at (15:0,15 [6] ) (Accepts:None) - Parent: Tag block at (15:0,15 [6] )
+Markup span at (21:0,21 [6] ) (Accepts:None) - Parent: Tag block at (21:0,21 [6] )
+Markup span at (27:0,27 [6] ) (Accepts:None) - Parent: Tag block at (27:0,27 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesXMLProcessingInstructionAsEmptyTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesXMLProcessingInstructionAsEmptyTag.classifiedspans.txt
new file mode 100644
index 0000000000..d031ac002c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockParsesXMLProcessingInstructionAsEmptyTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [19] ) (Accepts:None) - Parent: Markup block at (0:0,0 [30] )
+Markup span at (24:0,24 [6] ) (Accepts:None) - Parent: Tag block at (24:0,24 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockProperlyBalancesCommentStartAndEndTags.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockProperlyBalancesCommentStartAndEndTags.classifiedspans.txt
new file mode 100644
index 0000000000..5a986cdbba
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockProperlyBalancesCommentStartAndEndTags.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [4] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [18] )
+Markup span at (4:0,4 [11] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (0:0,0 [18] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockReadsToEndOfLineIfFirstCharacterAfterTransitionIsColon.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockReadsToEndOfLineIfFirstCharacterAfterTransitionIsColon.classifiedspans.txt
new file mode 100644
index 0000000000..d5cc72651b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockReadsToEndOfLineIfFirstCharacterAfterTransitionIsColon.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (2:0,2 [17] ) (Accepts:None) - Parent: Markup block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockRendersLiteralTextTagIfDoubled.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockRendersLiteralTextTagIfDoubled.classifiedspans.txt
new file mode 100644
index 0000000000..fde67df136
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockRendersLiteralTextTagIfDoubled.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (0:0,0 [6] ) (Accepts:None) - Parent: Tag block at (0:0,0 [6] )
+Markup span at (6:0,6 [6] ) (Accepts:None) - Parent: Tag block at (6:0,6 [6] )
+Markup span at (12:0,12 [8] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [43] )
+Markup span at (20:0,20 [5] ) (Accepts:None) - Parent: Tag block at (20:0,20 [5] )
+Markup span at (25:0,25 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [43] )
+Markup span at (29:0,29 [7] ) (Accepts:None) - Parent: Tag block at (29:0,29 [7] )
+Transition span at (36:0,36 [7] ) (Accepts:None) - Parent: Tag block at (36:0,36 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsAtMatchingCloseTagToStartTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsAtMatchingCloseTagToStartTag.classifiedspans.txt
new file mode 100644
index 0000000000..013ebbacab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsAtMatchingCloseTagToStartTag.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [3] ) (Accepts:None) - Parent: Tag block at (3:0,3 [3] )
+Markup span at (6:0,6 [4] ) (Accepts:None) - Parent: Tag block at (6:0,6 [4] )
+Markup span at (10:0,10 [4] ) (Accepts:None) - Parent: Tag block at (10:0,10 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsParsingMidEmptyTagIfEOFReached.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsParsingMidEmptyTagIfEOFReached.classifiedspans.txt
new file mode 100644
index 0000000000..cb8a865992
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsParsingMidEmptyTagIfEOFReached.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsParsingSingleLineBlockAtEOFIfNoEOLReached.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsParsingSingleLineBlockAtEOFIfNoEOLReached.classifiedspans.txt
new file mode 100644
index 0000000000..6cb263cb23
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockStopsParsingSingleLineBlockAtEOFIfNoEOLReached.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [9] )
+MetaCode span at (1:0,1 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [9] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentAsBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentAsBlock.classifiedspans.txt
new file mode 100644
index 0000000000..a458c6041a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentAsBlock.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [4] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [12] )
+Markup span at (4:0,4 [5] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (0:0,0 [12] )
+Markup span at (9:0,9 [3] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentWithExtraDashAsBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentWithExtraDashAsBlock.classifiedspans.txt
new file mode 100644
index 0000000000..7ddbbbaed4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentWithExtraDashAsBlock.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [4] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [13] )
+Markup span at (4:0,4 [6] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (0:0,0 [13] )
+Markup span at (10:0,10 [3] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentWithinBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentWithinBlock.classifiedspans.txt
new file mode 100644
index 0000000000..83f613ff02
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsCommentWithinBlock.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Markup span at (8:0,8 [4] ) (Accepts:None) - Parent: HtmlComment block at (8:0,8 [13] )
+Markup span at (12:0,12 [6] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (8:0,8 [13] )
+Markup span at (18:0,18 [3] ) (Accepts:None) - Parent: HtmlComment block at (8:0,8 [13] )
+Markup span at (21:0,21 [3] ) (Accepts:None) - Parent: Markup block at (0:0,0 [30] )
+Markup span at (24:0,24 [6] ) (Accepts:None) - Parent: Tag block at (24:0,24 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsScriptTagsWithLessThanSignsInThem.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsScriptTagsWithLessThanSignsInThem.classifiedspans.txt
new file mode 100644
index 0000000000..cdba89b989
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsScriptTagsWithLessThanSignsInThem.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [8] ) (Accepts:None) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [28] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [45] )
+Markup span at (36:0,36 [9] ) (Accepts:None) - Parent: Tag block at (36:0,36 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsScriptTagsWithSpacedLessThanSignsInThem.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsScriptTagsWithSpacedLessThanSignsInThem.classifiedspans.txt
new file mode 100644
index 0000000000..3654ca2f19
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsScriptTagsWithSpacedLessThanSignsInThem.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [8] ) (Accepts:None) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [30] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [47] )
+Markup span at (38:0,38 [9] ) (Accepts:None) - Parent: Tag block at (38:0,38 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsTagsWithAttributes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsTagsWithAttributes.classifiedspans.txt
new file mode 100644
index 0000000000..5c8f134811
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockSupportsTagsWithAttributes.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [15] )
+Markup span at (4:0,4 [6] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [10] )
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [10] )
+Markup span at (13:0,13 [1] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [10] )
+Markup span at (14:0,14 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [15] )
+Markup span at (15:0,15 [5] ) (Accepts:None) - Parent: Tag block at (15:0,15 [5] )
+Markup span at (20:0,20 [4] ) (Accepts:Any) - Parent: Tag block at (20:0,20 [16] )
+Markup span at (24:0,24 [6] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [10] )
+Markup span at (30:0,30 [4] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [10] )
+Markup span at (34:0,34 [2] ) (Accepts:None) - Parent: Tag block at (20:0,20 [16] )
+Markup span at (36:0,36 [6] ) (Accepts:None) - Parent: Tag block at (36:0,36 [6] )
+Markup span at (42:0,42 [6] ) (Accepts:None) - Parent: Tag block at (42:0,42 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesAtEOF.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesAtEOF.classifiedspans.txt
new file mode 100644
index 0000000000..742b2222ed
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesAtEOF.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesAtEOFWhenParsingComment.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesAtEOFWhenParsingComment.classifiedspans.txt
new file mode 100644
index 0000000000..2f5c35951f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesAtEOFWhenParsingComment.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [9] ) (Accepts:None) - Parent: Markup block at (0:0,0 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesCommentAtFirstOccurrenceOfEndSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesCommentAtFirstOccurrenceOfEndSequence.classifiedspans.txt
new file mode 100644
index 0000000000..61d140a204
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesCommentAtFirstOccurrenceOfEndSequence.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [17] )
+Markup span at (9:0,9 [10] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (5:0,5 [17] )
+Markup span at (19:0,19 [3] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [17] )
+Markup span at (22:0,22 [3] ) (Accepts:None) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [6] ) (Accepts:None) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesSGMLDeclarationAtFirstCloseAngle.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesSGMLDeclarationAtFirstCloseAngle.classifiedspans.txt
new file mode 100644
index 0000000000..9020925dc3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesSGMLDeclarationAtFirstCloseAngle.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [18] ) (Accepts:None) - Parent: Markup block at (0:0,0 [34] )
+Markup span at (23:0,23 [5] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Markup span at (28:0,28 [6] ) (Accepts:None) - Parent: Tag block at (28:0,28 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesXMLProcessingInstructionAtQuestionMarkCloseAnglePair.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesXMLProcessingInstructionAtQuestionMarkCloseAnglePair.classifiedspans.txt
new file mode 100644
index 0000000000..5f2c2a1d65
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTerminatesXMLProcessingInstructionAtQuestionMarkCloseAnglePair.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [19] ) (Accepts:None) - Parent: Markup block at (0:0,0 [34] )
+Markup span at (24:0,24 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Markup span at (28:0,28 [6] ) (Accepts:None) - Parent: Tag block at (28:0,28 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTreatsMalformedTagsAsContent.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTreatsMalformedTagsAsContent.classifiedspans.txt
new file mode 100644
index 0000000000..2999d35fa0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockTreatsMalformedTagsAsContent.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [13] ) (Accepts:None) - Parent: Tag block at (5:0,5 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockWithSelfClosingTagJustEmitsTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockWithSelfClosingTagJustEmitsTag.classifiedspans.txt
new file mode 100644
index 0000000000..06315ef20e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/ParseBlockWithSelfClosingTagJustEmitsTag.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [7] ) (Accepts:None) - Parent: Tag block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/TagWithoutCloseAngleDoesNotTerminateBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/TagWithoutCloseAngleDoesNotTerminateBlock.classifiedspans.txt
new file mode 100644
index 0000000000..b30e78934b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlBlockTest/TagWithoutCloseAngleDoesNotTerminateBlock.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [28] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentAcceptsEndTagWithNoMatchingStartTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentAcceptsEndTagWithNoMatchingStartTag.classifiedspans.txt
new file mode 100644
index 0000000000..aa2e0c80e1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentAcceptsEndTagWithNoMatchingStartTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [14] )
+Markup span at (4:0,4 [6] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [6] )
+Markup span at (10:0,10 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentAcceptsSwapTokenAtEndOfFileAndOutputsZeroLengthCodeSpan.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentAcceptsSwapTokenAtEndOfFileAndOutputsZeroLengthCodeSpan.classifiedspans.txt
new file mode 100644
index 0000000000..e84ab7e691
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentAcceptsSwapTokenAtEndOfFileAndOutputsZeroLengthCodeSpan.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [1] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [1] )
+Code span at (1:0,1 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [1] )
+Markup span at (1:0,1 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentCorrectlyHandlesOddlySpacedHTMLElements.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentCorrectlyHandlesOddlySpacedHTMLElements.classifiedspans.txt
new file mode 100644
index 0000000000..d0a7399fbb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentCorrectlyHandlesOddlySpacedHTMLElements.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [6] )
+Markup span at (6:0,6 [2] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [17] )
+Markup span at (8:0,8 [10] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [14] )
+Markup span at (18:0,18 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [14] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [14] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [17] )
+Markup span at (23:0,23 [5] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [39] )
+Markup span at (28:0,28 [4] ) (Accepts:Any) - Parent: Tag block at (28:0,28 [4] )
+Markup span at (32:0,32 [7] ) (Accepts:Any) - Parent: Tag block at (32:0,32 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentCorrectlyHandlesSingleLineOfMarkupWithEmbeddedStatement.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentCorrectlyHandlesSingleLineOfMarkupWithEmbeddedStatement.classifiedspans.txt
new file mode 100644
index 0000000000..5d0ddc2940
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentCorrectlyHandlesSingleLineOfMarkupWithEmbeddedStatement.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Statement block at (9:0,9 [12] )
+Code span at (10:0,10 [11] ) (Accepts:Any) - Parent: Statement block at (9:0,9 [12] )
+Markup span at (21:0,21 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [6] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotIgnoreNewLineAtTheEndOfMarkupBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotIgnoreNewLineAtTheEndOfMarkupBlock.classifiedspans.txt
new file mode 100644
index 0000000000..bc666a56c0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotIgnoreNewLineAtTheEndOfMarkupBlock.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (4:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Markup span at (5:1,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Markup span at (7:2,0 [6] ) (Accepts:Any) - Parent: Tag block at (7:2,0 [6] )
+Markup span at (13:2,6 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotIgnoreWhitespaceAtTheEndOfVerbatimBlockIfNoNewlinePresent.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotIgnoreWhitespaceAtTheEndOfVerbatimBlockIfNoNewlinePresent.classifiedspans.txt
new file mode 100644
index 0000000000..dc0d803cca
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotIgnoreWhitespaceAtTheEndOfVerbatimBlockIfNoNewlinePresent.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (4:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Markup span at (5:1,1 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Markup span at (9:1,5 [6] ) (Accepts:Any) - Parent: Tag block at (9:1,5 [6] )
+Markup span at (15:1,11 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraNewLineAtTheEndOfVerbatimBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraNewLineAtTheEndOfVerbatimBlock.classifiedspans.txt
new file mode 100644
index 0000000000..3377e6030e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraNewLineAtTheEndOfVerbatimBlock.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [13] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (4:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Markup span at (5:1,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [13] )
+Markup span at (7:2,0 [6] ) (Accepts:Any) - Parent: Tag block at (7:2,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByCSharp.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByCSharp.classifiedspans.txt
new file mode 100644
index 0000000000..2118a646a1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByCSharp.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Transition span at (2:0,2 [6] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (8:0,8 [4] ) (Accepts:None) - Parent: Markup block at (2:0,2 [17] )
+Transition span at (12:0,12 [7] ) (Accepts:None) - Parent: Tag block at (12:0,12 [7] )
+Code span at (19:0,19 [4] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (23:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Markup span at (24:2,1 [6] ) (Accepts:Any) - Parent: Tag block at (24:2,1 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraWhitespaceAndNewLineAtTheEndOfVerbatimBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraWhitespaceAndNewLineAtTheEndOfVerbatimBlock.classifiedspans.txt
new file mode 100644
index 0000000000..f0a0bcd1d0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotRenderExtraWhitespaceAndNewLineAtTheEndOfVerbatimBlock.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (4:1,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Markup span at (5:1,1 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Markup span at (9:2,0 [6] ) (Accepts:Any) - Parent: Tag block at (9:2,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotReturnErrorOnMismatchedTags.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotReturnErrorOnMismatchedTags.classifiedspans.txt
new file mode 100644
index 0000000000..171db96fab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotReturnErrorOnMismatchedTags.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Markup span at (4:0,4 [5] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [5] )
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [3] )
+Markup span at (12:0,12 [4] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [4] )
+Markup span at (16:0,16 [4] ) (Accepts:Any) - Parent: Tag block at (16:0,16 [4] )
+Markup span at (20:0,20 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotSwitchToCodeOnEmailAddressInAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotSwitchToCodeOnEmailAddressInAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..00a1a77d55
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentDoesNotSwitchToCodeOnEmailAddressInAttribute.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [39] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [36] )
+Markup span at (9:0,9 [28] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [36] )
+Markup span at (37:0,37 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [36] )
+Markup span at (38:0,38 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [39] )
+Markup span at (39:0,39 [8] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [51] )
+Markup span at (47:0,47 [4] ) (Accepts:Any) - Parent: Tag block at (47:0,47 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentEmitsAtSignAsMarkupIfAtEndOfFile.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentEmitsAtSignAsMarkupIfAtEndOfFile.classifiedspans.txt
new file mode 100644
index 0000000000..ddf2b796d4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentEmitsAtSignAsMarkupIfAtEndOfFile.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [5] )
+Transition span at (4:0,4 [1] ) (Accepts:None) - Parent: Expression block at (4:0,4 [1] )
+Code span at (5:0,5 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (4:0,4 [1] )
+Markup span at (5:0,5 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentEmitsCodeBlockIfFirstCharacterIsSwapCharacter.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentEmitsCodeBlockIfFirstCharacterIsSwapCharacter.classifiedspans.txt
new file mode 100644
index 0000000000..32e6b39019
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentEmitsCodeBlockIfFirstCharacterIsSwapCharacter.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [4] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Expression block at (0:0,0 [4] )
+Code span at (1:0,1 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (0:0,0 [4] )
+Markup span at (4:0,4 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesExtraNewLineBeforeMarkupInNestedBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesExtraNewLineBeforeMarkupInNestedBlock.classifiedspans.txt
new file mode 100644
index 0000000000..7217cc651e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesExtraNewLineBeforeMarkupInNestedBlock.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [37] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [31] )
+Transition span at (4:1,0 [1] ) (Accepts:None) - Parent: Statement block at (4:1,0 [13] )
+Code span at (5:1,1 [12] ) (Accepts:Any) - Parent: Statement block at (4:1,0 [13] )
+Code span at (17:2,1 [3] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [31] )
+Markup span at (20:3,0 [7] ) (Accepts:None) - Parent: Tag block at (20:3,0 [7] )
+Markup span at (27:3,7 [3] ) (Accepts:None) - Parent: Markup block at (20:3,0 [10] )
+Code span at (30:4,0 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (30:4,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Markup span at (31:4,1 [6] ) (Accepts:Any) - Parent: Tag block at (31:4,1 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesNewLineAndMarkupInNestedBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesNewLineAndMarkupInNestedBlock.classifiedspans.txt
new file mode 100644
index 0000000000..a77a720a46
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesNewLineAndMarkupInNestedBlock.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
+Transition span at (4:1,0 [1] ) (Accepts:None) - Parent: Statement block at (4:1,0 [13] )
+Code span at (5:1,1 [12] ) (Accepts:Any) - Parent: Statement block at (4:1,0 [13] )
+Markup span at (17:2,1 [1] ) (Accepts:Any) - Parent: Markup block at (17:2,1 [9] )
+Markup span at (18:2,2 [7] ) (Accepts:None) - Parent: Tag block at (18:2,2 [7] )
+Markup span at (25:2,9 [1] ) (Accepts:None) - Parent: Markup block at (17:2,1 [9] )
+Code span at (26:2,10 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
+MetaCode span at (26:2,10 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+Markup span at (27:2,11 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesNewLineInNestedBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesNewLineInNestedBlock.classifiedspans.txt
new file mode 100644
index 0000000000..bcf75ec253
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandlesNewLineInNestedBlock.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [21] )
+Transition span at (4:1,0 [1] ) (Accepts:None) - Parent: Statement block at (4:1,0 [13] )
+Code span at (5:1,1 [12] ) (Accepts:Any) - Parent: Statement block at (4:1,0 [13] )
+Code span at (17:2,1 [3] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [21] )
+MetaCode span at (20:3,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
+Markup span at (21:3,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
+Markup span at (23:4,0 [6] ) (Accepts:Any) - Parent: Tag block at (23:4,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandsParsingOverToCodeParserWhenAtSignEncounteredAndEmitsOutput.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandsParsingOverToCodeParserWhenAtSignEncounteredAndEmitsOutput.classifiedspans.txt
new file mode 100644
index 0000000000..15de5ea30e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentHandsParsingOverToCodeParserWhenAtSignEncounteredAndEmitsOutput.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [12] )
+Transition span at (4:0,4 [1] ) (Accepts:None) - Parent: Expression block at (4:0,4 [4] )
+Code span at (5:0,5 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (4:0,4 [4] )
+Markup span at (8:0,8 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentIgnoresTagsInContentsOfScriptTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentIgnoresTagsInContentsOfScriptTag.classifiedspans.txt
new file mode 100644
index 0000000000..a439a50583
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentIgnoresTagsInContentsOfScriptTag.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [13] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [4] )
+Code span at (22:0,22 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [4] )
+Markup span at (25:0,25 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Markup span at (27:0,27 [9] ) (Accepts:Any) - Parent: Tag block at (27:0,27 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentNoLongerSupportsDollarOpenBraceCombination.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentNoLongerSupportsDollarOpenBraceCombination.classifiedspans.txt
new file mode 100644
index 0000000000..8a3272c5b7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentNoLongerSupportsDollarOpenBraceCombination.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [6] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Markup span at (11:0,11 [6] ) (Accepts:Any) - Parent: Tag block at (11:0,11 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentOutputsEmptyBlockWithEmptyMarkupSpanIfContentIsEmptyString.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentOutputsEmptyBlockWithEmptyMarkupSpanIfContentIsEmptyString.classifiedspans.txt
new file mode 100644
index 0000000000..a7687acf26
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentOutputsEmptyBlockWithEmptyMarkupSpanIfContentIsEmptyString.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [0] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentOutputsWhitespaceOnlyContentAsSingleWhitespaceMarkupSpan.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentOutputsWhitespaceOnlyContentAsSingleWhitespaceMarkupSpan.classifiedspans.txt
new file mode 100644
index 0000000000..24b53ba184
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentOutputsWhitespaceOnlyContentAsSingleWhitespaceMarkupSpan.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [10] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentParsesWholeContentAsOneSpanIfNoSwapCharacterEncountered.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentParsesWholeContentAsOneSpanIfNoSwapCharacterEncountered.classifiedspans.txt
new file mode 100644
index 0000000000..5b9dbcd8aa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentParsesWholeContentAsOneSpanIfNoSwapCharacterEncountered.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByHtml.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByHtml.classifiedspans.txt
new file mode 100644
index 0000000000..1b903e3bc7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByHtml.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [38] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Transition span at (2:0,2 [6] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (8:0,8 [4] ) (Accepts:None) - Parent: Markup block at (2:0,2 [19] )
+Transition span at (12:0,12 [7] ) (Accepts:None) - Parent: Tag block at (12:0,12 [7] )
+Markup span at (19:0,19 [2] ) (Accepts:None) - Parent: Markup block at (2:0,2 [19] )
+Markup span at (21:1,0 [8] ) (Accepts:None) - Parent: Tag block at (21:1,0 [8] )
+Markup span at (29:1,8 [2] ) (Accepts:None) - Parent: Markup block at (21:1,0 [10] )
+Code span at (31:2,0 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (31:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (32:2,1 [6] ) (Accepts:Any) - Parent: Tag block at (32:2,1 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByMarkupTransition.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByMarkupTransition.classifiedspans.txt
new file mode 100644
index 0000000000..c1e20c7c1a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersExtraNewlineAtTheEndTextTagInVerbatimBlockIfFollowedByMarkupTransition.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [37] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Transition span at (2:0,2 [6] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (8:0,8 [4] ) (Accepts:None) - Parent: Markup block at (2:0,2 [19] )
+Transition span at (12:0,12 [7] ) (Accepts:None) - Parent: Tag block at (12:0,12 [7] )
+Markup span at (19:0,19 [2] ) (Accepts:None) - Parent: Markup block at (2:0,2 [19] )
+Transition span at (21:1,0 [1] ) (Accepts:None) - Parent: Markup block at (21:1,0 [9] )
+MetaCode span at (22:1,1 [1] ) (Accepts:Any) - Parent: Markup block at (21:1,0 [9] )
+Markup span at (23:1,2 [7] ) (Accepts:None) - Parent: Markup block at (21:1,0 [9] )
+Code span at (30:2,0 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (30:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Markup span at (31:2,1 [6] ) (Accepts:Any) - Parent: Tag block at (31:2,1 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersTextPseudoTagAsMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersTextPseudoTagAsMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..4df286098a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentRendersTextPseudoTagAsMarkup.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Markup span at (4:0,4 [6] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [6] )
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Markup span at (13:0,13 [7] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentReturnsOneMarkupSegmentIfNoCodeBlocksEncountered.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentReturnsOneMarkupSegmentIfNoCodeBlocksEncountered.classifiedspans.txt
new file mode 100644
index 0000000000..ca3ad33966
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentReturnsOneMarkupSegmentIfNoCodeBlocksEncountered.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Markup span at (7:0,7 [4] ) (Accepts:None) - Parent: HtmlComment block at (7:0,7 [10] )
+Markup span at (11:0,11 [3] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (7:0,7 [10] )
+Markup span at (14:0,14 [3] ) (Accepts:None) - Parent: HtmlComment block at (7:0,7 [10] )
+Markup span at (17:0,17 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Markup span at (20:0,20 [10] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentWithinSectionDoesNotCreateDocumentLevelSpan.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentWithinSectionDoesNotCreateDocumentLevelSpan.classifiedspans.txt
new file mode 100644
index 0000000000..1aeba0ca42
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocumentWithinSectionDoesNotCreateDocumentLevelSpan.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [36] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [36] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [36] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+Markup span at (14:0,14 [6] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+Markup span at (20:1,4 [6] ) (Accepts:Any) - Parent: Tag block at (20:1,4 [6] )
+Markup span at (26:1,10 [7] ) (Accepts:Any) - Parent: Tag block at (26:1,10 [7] )
+Markup span at (33:1,17 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+MetaCode span at (35:2,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+Markup span at (36:2,1 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_NestedCodeBlockWithMarkupSetsDotAsMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_NestedCodeBlockWithMarkupSetsDotAsMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..1583f5d924
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_NestedCodeBlockWithMarkupSetsDotAsMarkup.classifiedspans.txt
@@ -0,0 +1,15 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [52] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [52] )
+Code span at (1:0,1 [12] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [52] )
+Transition span at (13:0,13 [1] ) (Accepts:None) - Parent: Statement block at (13:0,13 [37] )
+Code span at (14:0,14 [11] ) (Accepts:Any) - Parent: Statement block at (13:0,13 [37] )
+Markup span at (25:0,25 [1] ) (Accepts:Any) - Parent: Markup block at (25:0,25 [24] )
+Markup span at (26:0,26 [5] ) (Accepts:None) - Parent: Tag block at (26:0,26 [5] )
+Markup span at (31:0,31 [0] ) (Accepts:Any) - Parent: Markup block at (25:0,25 [24] )
+Transition span at (31:0,31 [1] ) (Accepts:None) - Parent: Expression block at (31:0,31 [10] )
+Code span at (32:0,32 [9] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (31:0,31 [10] )
+Markup span at (41:0,41 [1] ) (Accepts:Any) - Parent: Markup block at (25:0,25 [24] )
+Markup span at (42:0,42 [6] ) (Accepts:None) - Parent: Tag block at (42:0,42 [6] )
+Markup span at (48:0,48 [1] ) (Accepts:None) - Parent: Markup block at (25:0,25 [24] )
+Code span at (49:0,49 [1] ) (Accepts:Any) - Parent: Statement block at (13:0,13 [37] )
+Code span at (50:0,50 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [52] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionAtBeginningOfAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionAtBeginningOfAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..b2e4945859
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionAtBeginningOfAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [22] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [20] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [12] )
+Markup span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [12] )
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [12] )
+Markup span at (18:0,18 [3] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [20] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionAtEndOfAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionAtEndOfAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..c467119bb4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionAtEndOfAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [22] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [20] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [12] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [12] )
+Markup span at (15:0,15 [1] ) (Accepts:None) - Parent: Markup block at (15:0,15 [2] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Markup block at (15:0,15 [2] )
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [12] )
+Markup span at (18:0,18 [3] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [20] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionBetweenAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionBetweenAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..d88cf7ca8c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionBetweenAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [25] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (15:0,15 [2] ) (Accepts:None) - Parent: Markup block at (15:0,15 [3] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Markup block at (15:0,15 [3] )
+Markup span at (18:0,18 [4] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [17] )
+Markup span at (23:0,23 [3] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [25] )
+Markup span at (26:0,26 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInAttributeValue_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInAttributeValue_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..54f716a8ee
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInAttributeValue_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [17] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [9] )
+Markup span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [9] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [17] )
+Markup span at (18:0,18 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInEmail_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInEmail_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..5432840fb8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInEmail_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [42] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (12:0,12 [11] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (23:0,23 [4] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (27:0,27 [1] ) (Accepts:None) - Parent: Markup block at (27:0,27 [2] )
+Markup span at (28:0,28 [1] ) (Accepts:None) - Parent: Markup block at (27:0,27 [2] )
+Markup span at (29:0,29 [7] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (36:0,36 [2] ) (Accepts:None) - Parent: Markup block at (36:0,36 [3] )
+Markup span at (38:0,38 [1] ) (Accepts:None) - Parent: Markup block at (36:0,36 [3] )
+Markup span at (39:0,39 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [34] )
+Markup span at (40:0,40 [3] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [42] )
+Markup span at (43:0,43 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInRegex_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInRegex_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..5bb501bc46
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionInRegex_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [117] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [115] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (12:0,12 [32] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (44:0,44 [1] ) (Accepts:None) - Parent: Markup block at (44:0,44 [2] )
+Markup span at (45:0,45 [1] ) (Accepts:None) - Parent: Markup block at (44:0,44 [2] )
+Markup span at (46:0,46 [66] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (112:0,112 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [107] )
+Markup span at (113:0,113 [3] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [115] )
+Markup span at (116:0,116 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [117] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionWithExpressionBlock_DoesNotThrow.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionWithExpressionBlock_DoesNotThrow.classifiedspans.txt
new file mode 100644
index 0000000000..8096973325
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithDoubleTransitionWithExpressionBlock_DoesNotThrow.classifiedspans.txt
@@ -0,0 +1,43 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [120] )
+Markup span at (1:0,1 [5] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [118] )
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [15] )
+Markup span at (12:0,12 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (13:0,13 [1] ) (Accepts:None) - Parent: Markup block at (12:0,12 [2] )
+Markup span at (14:0,14 [0] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [6] )
+Transition span at (14:0,14 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [6] )
+MetaCode span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [6] )
+Code span at (16:0,16 [3] ) (Accepts:Any) - Parent: Expression block at (14:0,14 [6] )
+MetaCode span at (19:0,19 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [6] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (6:0,6 [15] )
+Markup span at (21:0,21 [6] ) (Accepts:Any) - Parent: Markup block at (21:0,21 [28] )
+Transition span at (27:0,27 [1] ) (Accepts:None) - Parent: Expression block at (27:0,27 [6] )
+MetaCode span at (28:0,28 [1] ) (Accepts:None) - Parent: Expression block at (27:0,27 [6] )
+Code span at (29:0,29 [3] ) (Accepts:Any) - Parent: Expression block at (27:0,27 [6] )
+MetaCode span at (32:0,32 [1] ) (Accepts:None) - Parent: Expression block at (27:0,27 [6] )
+Markup span at (33:0,33 [1] ) (Accepts:None) - Parent: Markup block at (33:0,33 [2] )
+Markup span at (34:0,34 [1] ) (Accepts:None) - Parent: Markup block at (33:0,33 [2] )
+Markup span at (35:0,35 [0] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [13] )
+Transition span at (35:0,35 [1] ) (Accepts:None) - Parent: Expression block at (35:0,35 [13] )
+Code span at (36:0,36 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (35:0,35 [13] )
+Markup span at (48:0,48 [1] ) (Accepts:Any) - Parent: Markup block at (21:0,21 [28] )
+Markup span at (49:0,49 [6] ) (Accepts:Any) - Parent: Markup block at (49:0,49 [22] )
+Transition span at (55:0,55 [1] ) (Accepts:None) - Parent: Expression block at (55:0,55 [13] )
+Code span at (56:0,56 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (55:0,55 [13] )
+Markup span at (68:0,68 [1] ) (Accepts:None) - Parent: Markup block at (68:0,68 [2] )
+Markup span at (69:0,69 [1] ) (Accepts:None) - Parent: Markup block at (68:0,68 [2] )
+Markup span at (70:0,70 [1] ) (Accepts:Any) - Parent: Markup block at (49:0,49 [22] )
+Markup span at (71:0,71 [6] ) (Accepts:Any) - Parent: Markup block at (71:0,71 [23] )
+Transition span at (77:0,77 [1] ) (Accepts:None) - Parent: Expression block at (77:0,77 [13] )
+Code span at (78:0,78 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (77:0,77 [13] )
+Markup span at (90:0,90 [2] ) (Accepts:None) - Parent: Markup block at (90:0,90 [3] )
+Markup span at (92:0,92 [1] ) (Accepts:None) - Parent: Markup block at (90:0,90 [3] )
+Markup span at (93:0,93 [1] ) (Accepts:Any) - Parent: Markup block at (71:0,71 [23] )
+Markup span at (94:0,94 [6] ) (Accepts:Any) - Parent: Markup block at (94:0,94 [22] )
+Markup span at (100:0,100 [1] ) (Accepts:None) - Parent: Markup block at (100:0,100 [2] )
+Markup span at (101:0,101 [1] ) (Accepts:None) - Parent: Markup block at (100:0,100 [2] )
+Markup span at (102:0,102 [0] ) (Accepts:Any) - Parent: Markup block at (102:0,102 [13] )
+Transition span at (102:0,102 [1] ) (Accepts:None) - Parent: Expression block at (102:0,102 [13] )
+Code span at (103:0,103 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (102:0,102 [13] )
+Markup span at (115:0,115 [1] ) (Accepts:Any) - Parent: Markup block at (94:0,94 [22] )
+Markup span at (116:0,116 [3] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [118] )
+Markup span at (119:0,119 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [120] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithUnexpectedTransitionsInAttributeValue_Throws.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithUnexpectedTransitionsInAttributeValue_Throws.classifiedspans.txt
new file mode 100644
index 0000000000..1480a52ffa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseDocument_WithUnexpectedTransitionsInAttributeValue_Throws.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
+Markup span at (5:0,5 [6] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [10] )
+Transition span at (11:0,11 [1] ) (Accepts:None) - Parent: Expression block at (11:0,11 [1] )
+Code span at (12:0,12 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (11:0,11 [1] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [2] )
+Transition span at (13:0,13 [1] ) (Accepts:None) - Parent: Expression block at (13:0,13 [1] )
+Code span at (14:0,14 [0] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (13:0,13 [1] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [10] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseSectionIgnoresTagsInContentsOfScriptTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseSectionIgnoresTagsInContentsOfScriptTag.classifiedspans.txt
new file mode 100644
index 0000000000..8a68f0acb8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlDocumentTest/ParseSectionIgnoresTagsInContentsOfScriptTag.classifiedspans.txt
@@ -0,0 +1,17 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [53] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [53] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [53] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [53] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [53] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [53] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [53] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [38] )
+Markup span at (15:0,15 [8] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [8] )
+Markup span at (23:0,23 [13] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [38] )
+Transition span at (36:0,36 [1] ) (Accepts:None) - Parent: Expression block at (36:0,36 [4] )
+Code span at (37:0,37 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (36:0,36 [4] )
+Markup span at (40:0,40 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [38] )
+Markup span at (42:0,42 [9] ) (Accepts:Any) - Parent: Tag block at (42:0,42 [9] )
+Markup span at (51:0,51 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [38] )
+MetaCode span at (52:0,52 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [53] )
+Markup span at (53:0,53 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [53] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockAllowsInvalidTagNamesAsLongAsParserCanIdentifyEndTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockAllowsInvalidTagNamesAsLongAsParserCanIdentifyEndTag.classifiedspans.txt
new file mode 100644
index 0000000000..d950011ecc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockAllowsInvalidTagNamesAsLongAsParserCanIdentifyEndTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [11] ) (Accepts:None) - Parent: Tag block at (0:0,0 [11] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
+Markup span at (14:0,14 [12] ) (Accepts:None) - Parent: Tag block at (14:0,14 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockStartingWithEndTagProducesRazorErrorThenOutputsMarkupSegmentAndEndsBlock.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockStartingWithEndTagProducesRazorErrorThenOutputsMarkupSegmentAndEndsBlock.classifiedspans.txt
new file mode 100644
index 0000000000..c8c45c3abe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockStartingWithEndTagProducesRazorErrorThenOutputsMarkupSegmentAndEndsBlock.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [6] ) (Accepts:None) - Parent: Tag block at (0:0,0 [6] )
+Markup span at (6:0,6 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsErrorIfEndTextTagContainsTextAfterName.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsErrorIfEndTextTagContainsTextAfterName.classifiedspans.txt
new file mode 100644
index 0000000000..1a8e778551
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsErrorIfEndTextTagContainsTextAfterName.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [6] ) (Accepts:None) - Parent: Tag block at (0:0,0 [6] )
+Transition span at (6:0,6 [15] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsErrorIfStartTextTagContainsTextAfterName.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsErrorIfStartTextTagContainsTextAfterName.classifiedspans.txt
new file mode 100644
index 0000000000..cad469feae
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsErrorIfStartTextTagContainsTextAfterName.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (0:0,0 [14] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
+Transition span at (14:0,14 [7] ) (Accepts:None) - Parent: Tag block at (14:0,14 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsExceptionIfBlockDoesNotStartWithTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockThrowsExceptionIfBlockDoesNotStartWithTag.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnclosedTagAtEOFThrowsMissingEndTagException.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnclosedTagAtEOFThrowsMissingEndTagException.classifiedspans.txt
new file mode 100644
index 0000000000..793d4bc65f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnclosedTagAtEOFThrowsMissingEndTagException.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [24] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnclosedTopLevelTagThrowsMissingEndTagParserExceptionOnOutermostUnclosedTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnclosedTopLevelTagThrowsMissingEndTagParserExceptionOnOutermostUnclosedTag.classifiedspans.txt
new file mode 100644
index 0000000000..c834bb3bab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnclosedTopLevelTagThrowsMissingEndTagParserExceptionOnOutermostUnclosedTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [5] ) (Accepts:None) - Parent: Tag block at (3:0,3 [5] )
+Markup span at (8:0,8 [6] ) (Accepts:None) - Parent: Tag block at (8:0,8 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnfinishedTagAtEOFThrowsIncompleteTagException.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnfinishedTagAtEOFThrowsIncompleteTagException.classifiedspans.txt
new file mode 100644
index 0000000000..eb14fb0e5e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlErrorTest/ParseBlockWithUnfinishedTagAtEOFThrowsIncompleteTagException.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [12] )
+Markup span at (4:0,4 [5] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [8] )
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/CDataTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/CDataTag.classifiedspans.txt
new file mode 100644
index 0000000000..dce4544ebb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/CDataTag.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [15] ) (Accepts:None) - Parent: Markup block at (0:0,0 [16] )
+Markup span at (15:0,15 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/CommentTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/CommentTag.classifiedspans.txt
new file mode 100644
index 0000000000..7276483bb4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/CommentTag.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [4] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [10] )
+Markup span at (4:0,4 [3] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (0:0,0 [10] )
+Markup span at (7:0,7 [3] ) (Accepts:None) - Parent: HtmlComment block at (0:0,0 [10] )
+Markup span at (10:0,10 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/DocTypeTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/DocTypeTag.classifiedspans.txt
new file mode 100644
index 0000000000..dce4544ebb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/DocTypeTag.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [15] ) (Accepts:None) - Parent: Markup block at (0:0,0 [16] )
+Markup span at (15:0,15 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ElementTags.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ElementTags.classifiedspans.txt
new file mode 100644
index 0000000000..d629cb22e9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ElementTags.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
+Markup span at (6:0,6 [4] ) (Accepts:None) - Parent: Tag block at (6:0,6 [4] )
+Markup span at (10:0,10 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/EmptyTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/EmptyTag.classifiedspans.txt
new file mode 100644
index 0000000000..c352418b36
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/EmptyTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [2] ) (Accepts:None) - Parent: Tag block at (0:0,0 [2] )
+Markup span at (2:0,2 [3] ) (Accepts:None) - Parent: Tag block at (2:0,2 [3] )
+Markup span at (5:0,5 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/EmptyTagNestsLikeNormalTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/EmptyTagNestsLikeNormalTag.classifiedspans.txt
new file mode 100644
index 0000000000..780309c61a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/EmptyTagNestsLikeNormalTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [3] ) (Accepts:None) - Parent: Tag block at (3:0,3 [3] )
+Markup span at (6:0,6 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/IncompleteVoidElementEndTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/IncompleteVoidElementEndTag.classifiedspans.txt
new file mode 100644
index 0000000000..12cae5de6f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/IncompleteVoidElementEndTag.classifiedspans.txt
@@ -0,0 +1,36 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [344] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [344] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [344] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [344] )
+Markup span at (4:1,0 [6] ) (Accepts:None) - Parent: Tag block at (4:1,0 [6] )
+Markup span at (10:1,6 [15] ) (Accepts:Any) - Parent: Tag block at (10:1,6 [15] )
+Markup span at (25:4,0 [6] ) (Accepts:None) - Parent: Tag block at (25:4,0 [6] )
+Markup span at (31:4,6 [15] ) (Accepts:Any) - Parent: Tag block at (31:4,6 [15] )
+Markup span at (46:7,0 [4] ) (Accepts:None) - Parent: Tag block at (46:7,0 [4] )
+Markup span at (50:7,4 [13] ) (Accepts:Any) - Parent: Tag block at (50:7,4 [13] )
+Markup span at (63:10,0 [5] ) (Accepts:None) - Parent: Tag block at (63:10,0 [5] )
+Markup span at (68:10,5 [14] ) (Accepts:Any) - Parent: Tag block at (68:10,5 [14] )
+Markup span at (82:13,0 [9] ) (Accepts:None) - Parent: Tag block at (82:13,0 [9] )
+Markup span at (91:13,9 [18] ) (Accepts:Any) - Parent: Tag block at (91:13,9 [18] )
+Markup span at (109:16,0 [7] ) (Accepts:None) - Parent: Tag block at (109:16,0 [7] )
+Markup span at (116:16,7 [16] ) (Accepts:Any) - Parent: Tag block at (116:16,7 [16] )
+Markup span at (132:19,0 [4] ) (Accepts:None) - Parent: Tag block at (132:19,0 [4] )
+Markup span at (136:19,4 [13] ) (Accepts:Any) - Parent: Tag block at (136:19,4 [13] )
+Markup span at (149:22,0 [5] ) (Accepts:None) - Parent: Tag block at (149:22,0 [5] )
+Markup span at (154:22,5 [14] ) (Accepts:Any) - Parent: Tag block at (154:22,5 [14] )
+Markup span at (168:25,0 [7] ) (Accepts:None) - Parent: Tag block at (168:25,0 [7] )
+Markup span at (175:25,7 [16] ) (Accepts:Any) - Parent: Tag block at (175:25,7 [16] )
+Markup span at (191:28,0 [8] ) (Accepts:None) - Parent: Tag block at (191:28,0 [8] )
+Markup span at (199:28,8 [17] ) (Accepts:Any) - Parent: Tag block at (199:28,8 [17] )
+Markup span at (216:31,0 [6] ) (Accepts:None) - Parent: Tag block at (216:31,0 [6] )
+Markup span at (222:31,6 [15] ) (Accepts:Any) - Parent: Tag block at (222:31,6 [15] )
+Markup span at (237:34,0 [6] ) (Accepts:None) - Parent: Tag block at (237:34,0 [6] )
+Markup span at (243:34,6 [15] ) (Accepts:Any) - Parent: Tag block at (243:34,6 [15] )
+Markup span at (258:37,0 [7] ) (Accepts:None) - Parent: Tag block at (258:37,0 [7] )
+Markup span at (265:37,7 [16] ) (Accepts:Any) - Parent: Tag block at (265:37,7 [16] )
+Markup span at (281:40,0 [8] ) (Accepts:None) - Parent: Tag block at (281:40,0 [8] )
+Markup span at (289:40,8 [17] ) (Accepts:Any) - Parent: Tag block at (289:40,8 [17] )
+Markup span at (306:43,0 [7] ) (Accepts:None) - Parent: Tag block at (306:43,0 [7] )
+Markup span at (313:43,7 [16] ) (Accepts:Any) - Parent: Tag block at (313:43,7 [16] )
+Markup span at (329:46,0 [5] ) (Accepts:None) - Parent: Tag block at (329:46,0 [5] )
+Markup span at (334:46,5 [10] ) (Accepts:Any) - Parent: Tag block at (334:46,5 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ProcessingInstructionTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ProcessingInstructionTag.classifiedspans.txt
new file mode 100644
index 0000000000..55356fe508
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ProcessingInstructionTag.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [22] ) (Accepts:None) - Parent: Markup block at (0:0,0 [23] )
+Markup span at (22:0,22 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag.classifiedspans.txt
new file mode 100644
index 0000000000..aa831f9744
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [51] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [68] )
+Markup span at (59:0,59 [9] ) (Accepts:Any) - Parent: Tag block at (59:0,59 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedBeginTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedBeginTag.classifiedspans.txt
new file mode 100644
index 0000000000..1ef22bf26d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedBeginTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Markup span at (11:0,11 [9] ) (Accepts:Any) - Parent: Tag block at (11:0,11 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedEndTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedEndTag.classifiedspans.txt
new file mode 100644
index 0000000000..57d975f8cd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedEndTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
+Markup span at (12:0,12 [9] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedMalformedTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedMalformedTag.classifiedspans.txt
new file mode 100644
index 0000000000..b041429d2d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedMalformedTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [39] )
+Markup span at (30:0,30 [9] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedTag.classifiedspans.txt
new file mode 100644
index 0000000000..be319647e0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/ScriptTag_WithNestedTag.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [7] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Markup span at (15:0,15 [9] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/TextTags.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/TextTags.classifiedspans.txt
new file mode 100644
index 0000000000..039198377f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/TextTags.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (0:0,0 [6] ) (Accepts:None) - Parent: Tag block at (0:0,0 [6] )
+Markup span at (6:0,6 [3] ) (Accepts:None) - Parent: Markup block at (0:0,0 [16] )
+Transition span at (9:0,9 [7] ) (Accepts:None) - Parent: Tag block at (9:0,9 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByCloseTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByCloseTag.classifiedspans.txt
new file mode 100644
index 0000000000..20e96c9595
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByCloseTag.classifiedspans.txt
@@ -0,0 +1,145 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (4:1,0 [6] ) (Accepts:None) - Parent: Tag block at (4:1,0 [6] )
+Markup span at (10:1,6 [1] ) (Accepts:Any) - Parent: Markup block at (4:1,0 [14] )
+Markup span at (11:1,7 [7] ) (Accepts:None) - Parent: Tag block at (11:1,7 [7] )
+Code span at (18:1,14 [15] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (33:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (34:2,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (36:3,0 [1] ) (Accepts:None) - Parent: Statement block at (36:3,0 [34] )
+MetaCode span at (37:3,1 [1] ) (Accepts:None) - Parent: Statement block at (36:3,0 [34] )
+Code span at (38:3,2 [2] ) (Accepts:Any) - Parent: Statement block at (36:3,0 [34] )
+Markup span at (40:4,0 [6] ) (Accepts:None) - Parent: Tag block at (40:4,0 [6] )
+Markup span at (46:4,6 [1] ) (Accepts:Any) - Parent: Markup block at (40:4,0 [14] )
+Markup span at (47:4,7 [7] ) (Accepts:None) - Parent: Tag block at (47:4,7 [7] )
+Code span at (54:4,14 [15] ) (Accepts:Any) - Parent: Statement block at (36:3,0 [34] )
+MetaCode span at (69:5,0 [1] ) (Accepts:None) - Parent: Statement block at (36:3,0 [34] )
+Markup span at (70:5,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (72:6,0 [1] ) (Accepts:None) - Parent: Statement block at (72:6,0 [30] )
+MetaCode span at (73:6,1 [1] ) (Accepts:None) - Parent: Statement block at (72:6,0 [30] )
+Code span at (74:6,2 [2] ) (Accepts:Any) - Parent: Statement block at (72:6,0 [30] )
+Markup span at (76:7,0 [4] ) (Accepts:None) - Parent: Tag block at (76:7,0 [4] )
+Markup span at (80:7,4 [1] ) (Accepts:Any) - Parent: Markup block at (76:7,0 [10] )
+Markup span at (81:7,5 [5] ) (Accepts:None) - Parent: Tag block at (81:7,5 [5] )
+Code span at (86:7,10 [15] ) (Accepts:Any) - Parent: Statement block at (72:6,0 [30] )
+MetaCode span at (101:8,0 [1] ) (Accepts:None) - Parent: Statement block at (72:6,0 [30] )
+Markup span at (102:8,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (104:9,0 [1] ) (Accepts:None) - Parent: Statement block at (104:9,0 [32] )
+MetaCode span at (105:9,1 [1] ) (Accepts:None) - Parent: Statement block at (104:9,0 [32] )
+Code span at (106:9,2 [2] ) (Accepts:Any) - Parent: Statement block at (104:9,0 [32] )
+Markup span at (108:10,0 [5] ) (Accepts:None) - Parent: Tag block at (108:10,0 [5] )
+Markup span at (113:10,5 [1] ) (Accepts:Any) - Parent: Markup block at (108:10,0 [12] )
+Markup span at (114:10,6 [6] ) (Accepts:None) - Parent: Tag block at (114:10,6 [6] )
+Code span at (120:10,12 [15] ) (Accepts:Any) - Parent: Statement block at (104:9,0 [32] )
+MetaCode span at (135:11,0 [1] ) (Accepts:None) - Parent: Statement block at (104:9,0 [32] )
+Markup span at (136:11,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (138:12,0 [1] ) (Accepts:None) - Parent: Statement block at (138:12,0 [40] )
+MetaCode span at (139:12,1 [1] ) (Accepts:None) - Parent: Statement block at (138:12,0 [40] )
+Code span at (140:12,2 [2] ) (Accepts:Any) - Parent: Statement block at (138:12,0 [40] )
+Markup span at (142:13,0 [9] ) (Accepts:None) - Parent: Tag block at (142:13,0 [9] )
+Markup span at (151:13,9 [1] ) (Accepts:Any) - Parent: Markup block at (142:13,0 [20] )
+Markup span at (152:13,10 [10] ) (Accepts:None) - Parent: Tag block at (152:13,10 [10] )
+Code span at (162:13,20 [15] ) (Accepts:Any) - Parent: Statement block at (138:12,0 [40] )
+MetaCode span at (177:14,0 [1] ) (Accepts:None) - Parent: Statement block at (138:12,0 [40] )
+Markup span at (178:14,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (180:15,0 [1] ) (Accepts:None) - Parent: Statement block at (180:15,0 [36] )
+MetaCode span at (181:15,1 [1] ) (Accepts:None) - Parent: Statement block at (180:15,0 [36] )
+Code span at (182:15,2 [2] ) (Accepts:Any) - Parent: Statement block at (180:15,0 [36] )
+Markup span at (184:16,0 [7] ) (Accepts:None) - Parent: Tag block at (184:16,0 [7] )
+Markup span at (191:16,7 [1] ) (Accepts:Any) - Parent: Markup block at (184:16,0 [16] )
+Markup span at (192:16,8 [8] ) (Accepts:None) - Parent: Tag block at (192:16,8 [8] )
+Code span at (200:16,16 [15] ) (Accepts:Any) - Parent: Statement block at (180:15,0 [36] )
+MetaCode span at (215:17,0 [1] ) (Accepts:None) - Parent: Statement block at (180:15,0 [36] )
+Markup span at (216:17,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (218:18,0 [1] ) (Accepts:None) - Parent: Statement block at (218:18,0 [30] )
+MetaCode span at (219:18,1 [1] ) (Accepts:None) - Parent: Statement block at (218:18,0 [30] )
+Code span at (220:18,2 [2] ) (Accepts:Any) - Parent: Statement block at (218:18,0 [30] )
+Markup span at (222:19,0 [4] ) (Accepts:None) - Parent: Tag block at (222:19,0 [4] )
+Markup span at (226:19,4 [1] ) (Accepts:Any) - Parent: Markup block at (222:19,0 [10] )
+Markup span at (227:19,5 [5] ) (Accepts:None) - Parent: Tag block at (227:19,5 [5] )
+Code span at (232:19,10 [15] ) (Accepts:Any) - Parent: Statement block at (218:18,0 [30] )
+MetaCode span at (247:20,0 [1] ) (Accepts:None) - Parent: Statement block at (218:18,0 [30] )
+Markup span at (248:20,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (250:21,0 [1] ) (Accepts:None) - Parent: Statement block at (250:21,0 [32] )
+MetaCode span at (251:21,1 [1] ) (Accepts:None) - Parent: Statement block at (250:21,0 [32] )
+Code span at (252:21,2 [2] ) (Accepts:Any) - Parent: Statement block at (250:21,0 [32] )
+Markup span at (254:22,0 [5] ) (Accepts:None) - Parent: Tag block at (254:22,0 [5] )
+Markup span at (259:22,5 [1] ) (Accepts:Any) - Parent: Markup block at (254:22,0 [12] )
+Markup span at (260:22,6 [6] ) (Accepts:None) - Parent: Tag block at (260:22,6 [6] )
+Code span at (266:22,12 [15] ) (Accepts:Any) - Parent: Statement block at (250:21,0 [32] )
+MetaCode span at (281:23,0 [1] ) (Accepts:None) - Parent: Statement block at (250:21,0 [32] )
+Markup span at (282:23,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (284:24,0 [1] ) (Accepts:None) - Parent: Statement block at (284:24,0 [36] )
+MetaCode span at (285:24,1 [1] ) (Accepts:None) - Parent: Statement block at (284:24,0 [36] )
+Code span at (286:24,2 [2] ) (Accepts:Any) - Parent: Statement block at (284:24,0 [36] )
+Markup span at (288:25,0 [7] ) (Accepts:None) - Parent: Tag block at (288:25,0 [7] )
+Markup span at (295:25,7 [1] ) (Accepts:Any) - Parent: Markup block at (288:25,0 [16] )
+Markup span at (296:25,8 [8] ) (Accepts:None) - Parent: Tag block at (296:25,8 [8] )
+Code span at (304:25,16 [15] ) (Accepts:Any) - Parent: Statement block at (284:24,0 [36] )
+MetaCode span at (319:26,0 [1] ) (Accepts:None) - Parent: Statement block at (284:24,0 [36] )
+Markup span at (320:26,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (322:27,0 [1] ) (Accepts:None) - Parent: Statement block at (322:27,0 [38] )
+MetaCode span at (323:27,1 [1] ) (Accepts:None) - Parent: Statement block at (322:27,0 [38] )
+Code span at (324:27,2 [2] ) (Accepts:Any) - Parent: Statement block at (322:27,0 [38] )
+Markup span at (326:28,0 [8] ) (Accepts:None) - Parent: Tag block at (326:28,0 [8] )
+Markup span at (334:28,8 [1] ) (Accepts:Any) - Parent: Markup block at (326:28,0 [18] )
+Markup span at (335:28,9 [9] ) (Accepts:None) - Parent: Tag block at (335:28,9 [9] )
+Code span at (344:28,18 [15] ) (Accepts:Any) - Parent: Statement block at (322:27,0 [38] )
+MetaCode span at (359:29,0 [1] ) (Accepts:None) - Parent: Statement block at (322:27,0 [38] )
+Markup span at (360:29,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (362:30,0 [1] ) (Accepts:None) - Parent: Statement block at (362:30,0 [34] )
+MetaCode span at (363:30,1 [1] ) (Accepts:None) - Parent: Statement block at (362:30,0 [34] )
+Code span at (364:30,2 [2] ) (Accepts:Any) - Parent: Statement block at (362:30,0 [34] )
+Markup span at (366:31,0 [6] ) (Accepts:None) - Parent: Tag block at (366:31,0 [6] )
+Markup span at (372:31,6 [1] ) (Accepts:Any) - Parent: Markup block at (366:31,0 [14] )
+Markup span at (373:31,7 [7] ) (Accepts:None) - Parent: Tag block at (373:31,7 [7] )
+Code span at (380:31,14 [15] ) (Accepts:Any) - Parent: Statement block at (362:30,0 [34] )
+MetaCode span at (395:32,0 [1] ) (Accepts:None) - Parent: Statement block at (362:30,0 [34] )
+Markup span at (396:32,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (398:33,0 [1] ) (Accepts:None) - Parent: Statement block at (398:33,0 [34] )
+MetaCode span at (399:33,1 [1] ) (Accepts:None) - Parent: Statement block at (398:33,0 [34] )
+Code span at (400:33,2 [2] ) (Accepts:Any) - Parent: Statement block at (398:33,0 [34] )
+Markup span at (402:34,0 [6] ) (Accepts:None) - Parent: Tag block at (402:34,0 [6] )
+Markup span at (408:34,6 [1] ) (Accepts:Any) - Parent: Markup block at (402:34,0 [14] )
+Markup span at (409:34,7 [7] ) (Accepts:None) - Parent: Tag block at (409:34,7 [7] )
+Code span at (416:34,14 [15] ) (Accepts:Any) - Parent: Statement block at (398:33,0 [34] )
+MetaCode span at (431:35,0 [1] ) (Accepts:None) - Parent: Statement block at (398:33,0 [34] )
+Markup span at (432:35,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (434:36,0 [1] ) (Accepts:None) - Parent: Statement block at (434:36,0 [36] )
+MetaCode span at (435:36,1 [1] ) (Accepts:None) - Parent: Statement block at (434:36,0 [36] )
+Code span at (436:36,2 [2] ) (Accepts:Any) - Parent: Statement block at (434:36,0 [36] )
+Markup span at (438:37,0 [7] ) (Accepts:None) - Parent: Tag block at (438:37,0 [7] )
+Markup span at (445:37,7 [1] ) (Accepts:Any) - Parent: Markup block at (438:37,0 [16] )
+Markup span at (446:37,8 [8] ) (Accepts:None) - Parent: Tag block at (446:37,8 [8] )
+Code span at (454:37,16 [15] ) (Accepts:Any) - Parent: Statement block at (434:36,0 [36] )
+MetaCode span at (469:38,0 [1] ) (Accepts:None) - Parent: Statement block at (434:36,0 [36] )
+Markup span at (470:38,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (472:39,0 [1] ) (Accepts:None) - Parent: Statement block at (472:39,0 [38] )
+MetaCode span at (473:39,1 [1] ) (Accepts:None) - Parent: Statement block at (472:39,0 [38] )
+Code span at (474:39,2 [2] ) (Accepts:Any) - Parent: Statement block at (472:39,0 [38] )
+Markup span at (476:40,0 [8] ) (Accepts:None) - Parent: Tag block at (476:40,0 [8] )
+Markup span at (484:40,8 [1] ) (Accepts:Any) - Parent: Markup block at (476:40,0 [18] )
+Markup span at (485:40,9 [9] ) (Accepts:None) - Parent: Tag block at (485:40,9 [9] )
+Code span at (494:40,18 [15] ) (Accepts:Any) - Parent: Statement block at (472:39,0 [38] )
+MetaCode span at (509:41,0 [1] ) (Accepts:None) - Parent: Statement block at (472:39,0 [38] )
+Markup span at (510:41,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (512:42,0 [1] ) (Accepts:None) - Parent: Statement block at (512:42,0 [36] )
+MetaCode span at (513:42,1 [1] ) (Accepts:None) - Parent: Statement block at (512:42,0 [36] )
+Code span at (514:42,2 [2] ) (Accepts:Any) - Parent: Statement block at (512:42,0 [36] )
+Markup span at (516:43,0 [7] ) (Accepts:None) - Parent: Tag block at (516:43,0 [7] )
+Markup span at (523:43,7 [1] ) (Accepts:Any) - Parent: Markup block at (516:43,0 [16] )
+Markup span at (524:43,8 [8] ) (Accepts:None) - Parent: Tag block at (524:43,8 [8] )
+Code span at (532:43,16 [15] ) (Accepts:Any) - Parent: Statement block at (512:42,0 [36] )
+MetaCode span at (547:44,0 [1] ) (Accepts:None) - Parent: Statement block at (512:42,0 [36] )
+Markup span at (548:44,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
+Transition span at (550:45,0 [1] ) (Accepts:None) - Parent: Statement block at (550:45,0 [32] )
+MetaCode span at (551:45,1 [1] ) (Accepts:None) - Parent: Statement block at (550:45,0 [32] )
+Code span at (552:45,2 [2] ) (Accepts:Any) - Parent: Statement block at (550:45,0 [32] )
+Markup span at (554:46,0 [5] ) (Accepts:None) - Parent: Tag block at (554:46,0 [5] )
+Markup span at (559:46,5 [1] ) (Accepts:Any) - Parent: Markup block at (554:46,0 [12] )
+Markup span at (560:46,6 [6] ) (Accepts:None) - Parent: Tag block at (560:46,6 [6] )
+Code span at (566:46,12 [15] ) (Accepts:Any) - Parent: Statement block at (550:45,0 [32] )
+MetaCode span at (581:47,0 [1] ) (Accepts:None) - Parent: Statement block at (550:45,0 [32] )
+Markup span at (582:47,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [584] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByContent.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByContent.classifiedspans.txt
new file mode 100644
index 0000000000..162d793f47
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByContent.classifiedspans.txt
@@ -0,0 +1,113 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Code span at (2:0,2 [2] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [26] )
+Markup span at (4:1,0 [6] ) (Accepts:None) - Parent: Tag block at (4:1,0 [6] )
+Code span at (10:1,6 [15] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (25:2,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Markup span at (26:2,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (28:3,0 [1] ) (Accepts:None) - Parent: Statement block at (28:3,0 [26] )
+MetaCode span at (29:3,1 [1] ) (Accepts:None) - Parent: Statement block at (28:3,0 [26] )
+Code span at (30:3,2 [2] ) (Accepts:Any) - Parent: Statement block at (28:3,0 [26] )
+Markup span at (32:4,0 [6] ) (Accepts:None) - Parent: Tag block at (32:4,0 [6] )
+Code span at (38:4,6 [15] ) (Accepts:Any) - Parent: Statement block at (28:3,0 [26] )
+MetaCode span at (53:5,0 [1] ) (Accepts:None) - Parent: Statement block at (28:3,0 [26] )
+Markup span at (54:5,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (56:6,0 [1] ) (Accepts:None) - Parent: Statement block at (56:6,0 [24] )
+MetaCode span at (57:6,1 [1] ) (Accepts:None) - Parent: Statement block at (56:6,0 [24] )
+Code span at (58:6,2 [2] ) (Accepts:Any) - Parent: Statement block at (56:6,0 [24] )
+Markup span at (60:7,0 [4] ) (Accepts:None) - Parent: Tag block at (60:7,0 [4] )
+Code span at (64:7,4 [15] ) (Accepts:Any) - Parent: Statement block at (56:6,0 [24] )
+MetaCode span at (79:8,0 [1] ) (Accepts:None) - Parent: Statement block at (56:6,0 [24] )
+Markup span at (80:8,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (82:9,0 [1] ) (Accepts:None) - Parent: Statement block at (82:9,0 [25] )
+MetaCode span at (83:9,1 [1] ) (Accepts:None) - Parent: Statement block at (82:9,0 [25] )
+Code span at (84:9,2 [2] ) (Accepts:Any) - Parent: Statement block at (82:9,0 [25] )
+Markup span at (86:10,0 [5] ) (Accepts:None) - Parent: Tag block at (86:10,0 [5] )
+Code span at (91:10,5 [15] ) (Accepts:Any) - Parent: Statement block at (82:9,0 [25] )
+MetaCode span at (106:11,0 [1] ) (Accepts:None) - Parent: Statement block at (82:9,0 [25] )
+Markup span at (107:11,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (109:12,0 [1] ) (Accepts:None) - Parent: Statement block at (109:12,0 [29] )
+MetaCode span at (110:12,1 [1] ) (Accepts:None) - Parent: Statement block at (109:12,0 [29] )
+Code span at (111:12,2 [2] ) (Accepts:Any) - Parent: Statement block at (109:12,0 [29] )
+Markup span at (113:13,0 [9] ) (Accepts:None) - Parent: Tag block at (113:13,0 [9] )
+Code span at (122:13,9 [15] ) (Accepts:Any) - Parent: Statement block at (109:12,0 [29] )
+MetaCode span at (137:14,0 [1] ) (Accepts:None) - Parent: Statement block at (109:12,0 [29] )
+Markup span at (138:14,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (140:15,0 [1] ) (Accepts:None) - Parent: Statement block at (140:15,0 [27] )
+MetaCode span at (141:15,1 [1] ) (Accepts:None) - Parent: Statement block at (140:15,0 [27] )
+Code span at (142:15,2 [2] ) (Accepts:Any) - Parent: Statement block at (140:15,0 [27] )
+Markup span at (144:16,0 [7] ) (Accepts:None) - Parent: Tag block at (144:16,0 [7] )
+Code span at (151:16,7 [15] ) (Accepts:Any) - Parent: Statement block at (140:15,0 [27] )
+MetaCode span at (166:17,0 [1] ) (Accepts:None) - Parent: Statement block at (140:15,0 [27] )
+Markup span at (167:17,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (169:18,0 [1] ) (Accepts:None) - Parent: Statement block at (169:18,0 [24] )
+MetaCode span at (170:18,1 [1] ) (Accepts:None) - Parent: Statement block at (169:18,0 [24] )
+Code span at (171:18,2 [2] ) (Accepts:Any) - Parent: Statement block at (169:18,0 [24] )
+Markup span at (173:19,0 [4] ) (Accepts:None) - Parent: Tag block at (173:19,0 [4] )
+Code span at (177:19,4 [15] ) (Accepts:Any) - Parent: Statement block at (169:18,0 [24] )
+MetaCode span at (192:20,0 [1] ) (Accepts:None) - Parent: Statement block at (169:18,0 [24] )
+Markup span at (193:20,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (195:21,0 [1] ) (Accepts:None) - Parent: Statement block at (195:21,0 [25] )
+MetaCode span at (196:21,1 [1] ) (Accepts:None) - Parent: Statement block at (195:21,0 [25] )
+Code span at (197:21,2 [2] ) (Accepts:Any) - Parent: Statement block at (195:21,0 [25] )
+Markup span at (199:22,0 [5] ) (Accepts:None) - Parent: Tag block at (199:22,0 [5] )
+Code span at (204:22,5 [15] ) (Accepts:Any) - Parent: Statement block at (195:21,0 [25] )
+MetaCode span at (219:23,0 [1] ) (Accepts:None) - Parent: Statement block at (195:21,0 [25] )
+Markup span at (220:23,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (222:24,0 [1] ) (Accepts:None) - Parent: Statement block at (222:24,0 [27] )
+MetaCode span at (223:24,1 [1] ) (Accepts:None) - Parent: Statement block at (222:24,0 [27] )
+Code span at (224:24,2 [2] ) (Accepts:Any) - Parent: Statement block at (222:24,0 [27] )
+Markup span at (226:25,0 [7] ) (Accepts:None) - Parent: Tag block at (226:25,0 [7] )
+Code span at (233:25,7 [15] ) (Accepts:Any) - Parent: Statement block at (222:24,0 [27] )
+MetaCode span at (248:26,0 [1] ) (Accepts:None) - Parent: Statement block at (222:24,0 [27] )
+Markup span at (249:26,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (251:27,0 [1] ) (Accepts:None) - Parent: Statement block at (251:27,0 [28] )
+MetaCode span at (252:27,1 [1] ) (Accepts:None) - Parent: Statement block at (251:27,0 [28] )
+Code span at (253:27,2 [2] ) (Accepts:Any) - Parent: Statement block at (251:27,0 [28] )
+Markup span at (255:28,0 [8] ) (Accepts:None) - Parent: Tag block at (255:28,0 [8] )
+Code span at (263:28,8 [15] ) (Accepts:Any) - Parent: Statement block at (251:27,0 [28] )
+MetaCode span at (278:29,0 [1] ) (Accepts:None) - Parent: Statement block at (251:27,0 [28] )
+Markup span at (279:29,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (281:30,0 [1] ) (Accepts:None) - Parent: Statement block at (281:30,0 [26] )
+MetaCode span at (282:30,1 [1] ) (Accepts:None) - Parent: Statement block at (281:30,0 [26] )
+Code span at (283:30,2 [2] ) (Accepts:Any) - Parent: Statement block at (281:30,0 [26] )
+Markup span at (285:31,0 [6] ) (Accepts:None) - Parent: Tag block at (285:31,0 [6] )
+Code span at (291:31,6 [15] ) (Accepts:Any) - Parent: Statement block at (281:30,0 [26] )
+MetaCode span at (306:32,0 [1] ) (Accepts:None) - Parent: Statement block at (281:30,0 [26] )
+Markup span at (307:32,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (309:33,0 [1] ) (Accepts:None) - Parent: Statement block at (309:33,0 [26] )
+MetaCode span at (310:33,1 [1] ) (Accepts:None) - Parent: Statement block at (309:33,0 [26] )
+Code span at (311:33,2 [2] ) (Accepts:Any) - Parent: Statement block at (309:33,0 [26] )
+Markup span at (313:34,0 [6] ) (Accepts:None) - Parent: Tag block at (313:34,0 [6] )
+Code span at (319:34,6 [15] ) (Accepts:Any) - Parent: Statement block at (309:33,0 [26] )
+MetaCode span at (334:35,0 [1] ) (Accepts:None) - Parent: Statement block at (309:33,0 [26] )
+Markup span at (335:35,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (337:36,0 [1] ) (Accepts:None) - Parent: Statement block at (337:36,0 [27] )
+MetaCode span at (338:36,1 [1] ) (Accepts:None) - Parent: Statement block at (337:36,0 [27] )
+Code span at (339:36,2 [2] ) (Accepts:Any) - Parent: Statement block at (337:36,0 [27] )
+Markup span at (341:37,0 [7] ) (Accepts:None) - Parent: Tag block at (341:37,0 [7] )
+Code span at (348:37,7 [15] ) (Accepts:Any) - Parent: Statement block at (337:36,0 [27] )
+MetaCode span at (363:38,0 [1] ) (Accepts:None) - Parent: Statement block at (337:36,0 [27] )
+Markup span at (364:38,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (366:39,0 [1] ) (Accepts:None) - Parent: Statement block at (366:39,0 [28] )
+MetaCode span at (367:39,1 [1] ) (Accepts:None) - Parent: Statement block at (366:39,0 [28] )
+Code span at (368:39,2 [2] ) (Accepts:Any) - Parent: Statement block at (366:39,0 [28] )
+Markup span at (370:40,0 [8] ) (Accepts:None) - Parent: Tag block at (370:40,0 [8] )
+Code span at (378:40,8 [15] ) (Accepts:Any) - Parent: Statement block at (366:39,0 [28] )
+MetaCode span at (393:41,0 [1] ) (Accepts:None) - Parent: Statement block at (366:39,0 [28] )
+Markup span at (394:41,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (396:42,0 [1] ) (Accepts:None) - Parent: Statement block at (396:42,0 [27] )
+MetaCode span at (397:42,1 [1] ) (Accepts:None) - Parent: Statement block at (396:42,0 [27] )
+Code span at (398:42,2 [2] ) (Accepts:Any) - Parent: Statement block at (396:42,0 [27] )
+Markup span at (400:43,0 [7] ) (Accepts:None) - Parent: Tag block at (400:43,0 [7] )
+Code span at (407:43,7 [15] ) (Accepts:Any) - Parent: Statement block at (396:42,0 [27] )
+MetaCode span at (422:44,0 [1] ) (Accepts:None) - Parent: Statement block at (396:42,0 [27] )
+Markup span at (423:44,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
+Transition span at (425:45,0 [1] ) (Accepts:None) - Parent: Statement block at (425:45,0 [25] )
+MetaCode span at (426:45,1 [1] ) (Accepts:None) - Parent: Statement block at (425:45,0 [25] )
+Code span at (427:45,2 [2] ) (Accepts:Any) - Parent: Statement block at (425:45,0 [25] )
+Markup span at (429:46,0 [5] ) (Accepts:None) - Parent: Tag block at (429:46,0 [5] )
+Code span at (434:46,5 [15] ) (Accepts:Any) - Parent: Statement block at (425:45,0 [25] )
+MetaCode span at (449:47,0 [1] ) (Accepts:None) - Parent: Statement block at (425:45,0 [25] )
+Markup span at (450:47,1 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [452] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByOtherTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByOtherTag.classifiedspans.txt
new file mode 100644
index 0000000000..22605d5bf1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlTagsTest/VoidElementFollowedByOtherTag.classifiedspans.txt
@@ -0,0 +1,49 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (3:1,0 [6] ) (Accepts:Any) - Parent: Tag block at (3:1,0 [6] )
+Markup span at (9:1,6 [7] ) (Accepts:Any) - Parent: Tag block at (9:1,6 [7] )
+Markup span at (16:1,13 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (38:4,0 [6] ) (Accepts:Any) - Parent: Tag block at (38:4,0 [6] )
+Markup span at (44:4,6 [7] ) (Accepts:Any) - Parent: Tag block at (44:4,6 [7] )
+Markup span at (51:4,13 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (73:7,0 [4] ) (Accepts:Any) - Parent: Tag block at (73:7,0 [4] )
+Markup span at (77:7,4 [7] ) (Accepts:Any) - Parent: Tag block at (77:7,4 [7] )
+Markup span at (84:7,11 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (106:10,0 [5] ) (Accepts:Any) - Parent: Tag block at (106:10,0 [5] )
+Markup span at (111:10,5 [7] ) (Accepts:Any) - Parent: Tag block at (111:10,5 [7] )
+Markup span at (118:10,12 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (140:13,0 [9] ) (Accepts:Any) - Parent: Tag block at (140:13,0 [9] )
+Markup span at (149:13,9 [7] ) (Accepts:Any) - Parent: Tag block at (149:13,9 [7] )
+Markup span at (156:13,16 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (178:16,0 [7] ) (Accepts:Any) - Parent: Tag block at (178:16,0 [7] )
+Markup span at (185:16,7 [7] ) (Accepts:Any) - Parent: Tag block at (185:16,7 [7] )
+Markup span at (192:16,14 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (214:19,0 [4] ) (Accepts:Any) - Parent: Tag block at (214:19,0 [4] )
+Markup span at (218:19,4 [7] ) (Accepts:Any) - Parent: Tag block at (218:19,4 [7] )
+Markup span at (225:19,11 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (247:22,0 [5] ) (Accepts:Any) - Parent: Tag block at (247:22,0 [5] )
+Markup span at (252:22,5 [7] ) (Accepts:Any) - Parent: Tag block at (252:22,5 [7] )
+Markup span at (259:22,12 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (281:25,0 [7] ) (Accepts:Any) - Parent: Tag block at (281:25,0 [7] )
+Markup span at (288:25,7 [7] ) (Accepts:Any) - Parent: Tag block at (288:25,7 [7] )
+Markup span at (295:25,14 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (317:28,0 [8] ) (Accepts:Any) - Parent: Tag block at (317:28,0 [8] )
+Markup span at (325:28,8 [7] ) (Accepts:Any) - Parent: Tag block at (325:28,8 [7] )
+Markup span at (332:28,15 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (354:31,0 [6] ) (Accepts:Any) - Parent: Tag block at (354:31,0 [6] )
+Markup span at (360:31,6 [7] ) (Accepts:Any) - Parent: Tag block at (360:31,6 [7] )
+Markup span at (367:31,13 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (389:34,0 [6] ) (Accepts:Any) - Parent: Tag block at (389:34,0 [6] )
+Markup span at (395:34,6 [7] ) (Accepts:Any) - Parent: Tag block at (395:34,6 [7] )
+Markup span at (402:34,13 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (424:37,0 [7] ) (Accepts:Any) - Parent: Tag block at (424:37,0 [7] )
+Markup span at (431:37,7 [7] ) (Accepts:Any) - Parent: Tag block at (431:37,7 [7] )
+Markup span at (438:37,14 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (460:40,0 [8] ) (Accepts:Any) - Parent: Tag block at (460:40,0 [8] )
+Markup span at (468:40,8 [7] ) (Accepts:Any) - Parent: Tag block at (468:40,8 [7] )
+Markup span at (475:40,15 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (497:43,0 [7] ) (Accepts:Any) - Parent: Tag block at (497:43,0 [7] )
+Markup span at (504:43,7 [7] ) (Accepts:Any) - Parent: Tag block at (504:43,7 [7] )
+Markup span at (511:43,14 [22] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
+Markup span at (533:46,0 [5] ) (Accepts:Any) - Parent: Tag block at (533:46,0 [5] )
+Markup span at (538:46,5 [7] ) (Accepts:Any) - Parent: Tag block at (538:46,5 [7] )
+Markup span at (545:46,12 [19] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [564] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/CSharpCodeParserDoesNotAcceptLeadingOrTrailingWhitespaceInDesignMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/CSharpCodeParserDoesNotAcceptLeadingOrTrailingWhitespaceInDesignMode.classifiedspans.txt
new file mode 100644
index 0000000000..a7c8b3d2d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/CSharpCodeParserDoesNotAcceptLeadingOrTrailingWhitespaceInDesignMode.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Markup span at (3:0,3 [4] ) (Accepts:None) - Parent: Tag block at (3:0,3 [4] )
+Markup span at (7:0,7 [6] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Transition span at (13:1,4 [1] ) (Accepts:None) - Parent: Statement block at (13:1,4 [71] )
+Code span at (14:1,5 [38] ) (Accepts:Any) - Parent: Statement block at (13:1,4 [71] )
+Markup span at (52:2,8 [4] ) (Accepts:None) - Parent: Tag block at (52:2,8 [4] )
+Markup span at (56:2,12 [9] ) (Accepts:Any) - Parent: Markup block at (52:2,8 [25] )
+Transition span at (65:2,21 [1] ) (Accepts:None) - Parent: Expression block at (65:2,21 [7] )
+Code span at (66:2,22 [6] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (65:2,21 [7] )
+Markup span at (72:2,28 [5] ) (Accepts:None) - Parent: Tag block at (72:2,28 [5] )
+Code span at (77:2,33 [7] ) (Accepts:None) - Parent: Statement block at (13:1,4 [71] )
+Markup span at (84:3,5 [6] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Markup span at (90:4,4 [5] ) (Accepts:None) - Parent: Tag block at (90:4,4 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockDoesNotSwitchToCodeOnEmailAddressInAttribute.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockDoesNotSwitchToCodeOnEmailAddressInAttribute.classifiedspans.txt
new file mode 100644
index 0000000000..9f8c73de0e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockDoesNotSwitchToCodeOnEmailAddressInAttribute.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [38] )
+Markup span at (2:0,2 [7] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [35] )
+Markup span at (9:0,9 [27] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [35] )
+Markup span at (36:0,36 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [35] )
+Markup span at (37:0,37 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [38] )
+Markup span at (38:0,38 [8] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [50] )
+Markup span at (46:0,46 [4] ) (Accepts:None) - Parent: Tag block at (46:0,46 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockDoesNotSwitchToCodeOnEmailAddressInText.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockDoesNotSwitchToCodeOnEmailAddressInText.classifiedspans.txt
new file mode 100644
index 0000000000..8653c87ab3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockDoesNotSwitchToCodeOnEmailAddressInText.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [20] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [6] ) (Accepts:None) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt
new file mode 100644
index 0000000000..7c693194d5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Markup span at (3:0,3 [4] ) (Accepts:None) - Parent: Tag block at (3:0,3 [4] )
+Markup span at (7:0,7 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Code span at (9:1,0 [4] ) (Accepts:Any) - Parent: Statement block at (9:1,0 [77] )
+Transition span at (13:1,4 [1] ) (Accepts:None) - Parent: Statement block at (9:1,0 [77] )
+Code span at (14:1,5 [30] ) (Accepts:Any) - Parent: Statement block at (9:1,0 [77] )
+Markup span at (44:2,0 [8] ) (Accepts:Any) - Parent: Markup block at (44:2,0 [35] )
+Markup span at (52:2,8 [4] ) (Accepts:None) - Parent: Tag block at (52:2,8 [4] )
+Markup span at (56:2,12 [9] ) (Accepts:Any) - Parent: Markup block at (44:2,0 [35] )
+Transition span at (65:2,21 [1] ) (Accepts:None) - Parent: Expression block at (65:2,21 [7] )
+Code span at (66:2,22 [6] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (65:2,21 [7] )
+Markup span at (72:2,28 [5] ) (Accepts:None) - Parent: Tag block at (72:2,28 [5] )
+Markup span at (77:2,33 [2] ) (Accepts:None) - Parent: Markup block at (44:2,0 [35] )
+Code span at (79:3,0 [7] ) (Accepts:None) - Parent: Statement block at (9:1,0 [77] )
+Markup span at (86:4,0 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Markup span at (90:4,4 [5] ) (Accepts:None) - Parent: Tag block at (90:4,4 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockParsesCodeWithinSingleLineMarkup.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockParsesCodeWithinSingleLineMarkup.classifiedspans.txt
new file mode 100644
index 0000000000..74dffe8e0d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockParsesCodeWithinSingleLineMarkup.classifiedspans.txt
@@ -0,0 +1,6 @@
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Markup block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Markup span at (2:0,2 [8] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [4] )
+Code span at (11:0,11 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [4] )
+Markup span at (14:0,14 [6] ) (Accepts:None) - Parent: Markup block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinCDataDeclaration.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinCDataDeclaration.classifiedspans.txt
new file mode 100644
index 0000000000..88271d6d55
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinCDataDeclaration.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [14] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Transition span at (19:0,19 [1] ) (Accepts:None) - Parent: Expression block at (19:0,19 [4] )
+Code span at (20:0,20 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (19:0,19 [4] )
+Markup span at (23:0,23 [7] ) (Accepts:None) - Parent: Markup block at (0:0,0 [36] )
+Markup span at (30:0,30 [6] ) (Accepts:None) - Parent: Tag block at (30:0,30 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinComment.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinComment.classifiedspans.txt
new file mode 100644
index 0000000000..ac08ec4ddf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinComment.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [13] )
+Markup span at (9:0,9 [1] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (5:0,5 [13] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [4] )
+Code span at (11:0,11 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [4] )
+Markup span at (14:0,14 [1] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (5:0,5 [13] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [13] )
+Markup span at (18:0,18 [6] ) (Accepts:None) - Parent: Tag block at (18:0,18 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinSGMLDeclaration.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinSGMLDeclaration.classifiedspans.txt
new file mode 100644
index 0000000000..8c3327b47e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinSGMLDeclaration.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [14] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Transition span at (19:0,19 [1] ) (Accepts:None) - Parent: Expression block at (19:0,19 [4] )
+Code span at (20:0,20 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (19:0,19 [4] )
+Markup span at (23:0,23 [5] ) (Accepts:None) - Parent: Markup block at (0:0,0 [34] )
+Markup span at (28:0,28 [6] ) (Accepts:None) - Parent: Tag block at (28:0,28 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinXMLProcessingInstruction.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinXMLProcessingInstruction.classifiedspans.txt
new file mode 100644
index 0000000000..0bc3c6baf2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSupportsCodeWithinXMLProcessingInstruction.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [10] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [4] )
+Code span at (16:0,16 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (15:0,15 [4] )
+Markup span at (19:0,19 [6] ) (Accepts:None) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [6] ) (Accepts:None) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredInAttributeValue.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredInAttributeValue.classifiedspans.txt
new file mode 100644
index 0000000000..9fe071f0a0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredInAttributeValue.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
+Markup span at (4:0,4 [6] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [11] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [4] )
+Code span at (11:0,11 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [4] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [11] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredInTagContent.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredInTagContent.classifiedspans.txt
new file mode 100644
index 0000000000..b808c238ed
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredInTagContent.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Transition span at (5:0,5 [1] ) (Accepts:None) - Parent: Expression block at (5:0,5 [4] )
+Code span at (6:0,6 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (5:0,5 [4] )
+Markup span at (9:0,9 [5] ) (Accepts:None) - Parent: Tag block at (9:0,9 [5] )
+Markup span at (14:0,14 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Transition span at (14:0,14 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [4] )
+Code span at (15:0,15 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (14:0,14 [4] )
+Markup span at (18:0,18 [6] ) (Accepts:None) - Parent: Tag block at (18:0,18 [6] )
+Markup span at (24:0,24 [6] ) (Accepts:None) - Parent: Tag block at (24:0,24 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredMidTag.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredMidTag.classifiedspans.txt
new file mode 100644
index 0000000000..dc3d61e2f7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesToCodeWhenSwapCharacterEncounteredMidTag.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [12] )
+Transition span at (5:0,5 [1] ) (Accepts:None) - Parent: Expression block at (5:0,5 [4] )
+Code span at (6:0,6 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (5:0,5 [4] )
+Markup span at (9:0,9 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesWhenCharacterBeforeSwapIsNonAlphanumeric.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesWhenCharacterBeforeSwapIsNonAlphanumeric.classifiedspans.txt
new file mode 100644
index 0000000000..d26c275778
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockSwitchesWhenCharacterBeforeSwapIsNonAlphanumeric.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [3] ) (Accepts:None) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [13] )
+Transition span at (7:0,7 [1] ) (Accepts:None) - Parent: Expression block at (7:0,7 [2] )
+Code span at (8:0,8 [1] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (7:0,7 [2] )
+Markup span at (9:0,9 [4] ) (Accepts:None) - Parent: Tag block at (9:0,9 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt
new file mode 100644
index 0000000000..cfaae19551
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (6:0,6 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (7:0,7 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (8:0,8 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (9:0,9 [4] )
+Code span at (10:0,10 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (9:0,9 [4] )
+Markup span at (13:0,13 [6] ) (Accepts:None) - Parent: Tag block at (13:0,13 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt
new file mode 100644
index 0000000000..f7c6abbfaf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseBlockTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Markup span at (6:0,6 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Markup span at (10:0,10 [6] ) (Accepts:None) - Parent: Tag block at (10:0,10 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt
new file mode 100644
index 0000000000..7b24150dab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Markup span at (3:0,3 [4] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [4] )
+Markup span at (7:0,7 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Code span at (9:1,0 [4] ) (Accepts:Any) - Parent: Statement block at (9:1,0 [77] )
+Transition span at (13:1,4 [1] ) (Accepts:None) - Parent: Statement block at (9:1,0 [77] )
+Code span at (14:1,5 [30] ) (Accepts:Any) - Parent: Statement block at (9:1,0 [77] )
+Markup span at (44:2,0 [8] ) (Accepts:Any) - Parent: Markup block at (44:2,0 [35] )
+Markup span at (52:2,8 [4] ) (Accepts:None) - Parent: Tag block at (52:2,8 [4] )
+Markup span at (56:2,12 [9] ) (Accepts:Any) - Parent: Markup block at (44:2,0 [35] )
+Transition span at (65:2,21 [1] ) (Accepts:None) - Parent: Expression block at (65:2,21 [7] )
+Code span at (66:2,22 [6] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (65:2,21 [7] )
+Markup span at (72:2,28 [5] ) (Accepts:None) - Parent: Tag block at (72:2,28 [5] )
+Markup span at (77:2,33 [2] ) (Accepts:None) - Parent: Markup block at (44:2,0 [35] )
+Code span at (79:3,0 [7] ) (Accepts:None) - Parent: Statement block at (9:1,0 [77] )
+Markup span at (86:4,0 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [95] )
+Markup span at (90:4,4 [5] ) (Accepts:Any) - Parent: Tag block at (90:4,4 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt
new file mode 100644
index 0000000000..c8f0e1dc10
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (6:0,6 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (7:0,7 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Markup span at (8:0,8 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (9:0,9 [4] )
+Code span at (10:0,10 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (9:0,9 [4] )
+Markup span at (13:0,13 [6] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt
new file mode 100644
index 0000000000..beb66d05e5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/ParseDocumentTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Markup span at (6:0,6 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Markup span at (10:0,10 [6] ) (Accepts:Any) - Parent: Tag block at (10:0,10 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionBodyTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionBodyTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt
new file mode 100644
index 0000000000..2ba48b525f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionBodyTreatsPairsOfAtSignsAsEscapeSequence.classifiedspans.txt
@@ -0,0 +1,19 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [36] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [36] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [36] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+Markup span at (15:0,15 [5] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [5] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+Transition span at (24:0,24 [1] ) (Accepts:None) - Parent: Expression block at (24:0,24 [4] )
+Code span at (25:0,25 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (24:0,24 [4] )
+Markup span at (28:0,28 [6] ) (Accepts:Any) - Parent: Tag block at (28:0,28 [6] )
+Markup span at (34:0,34 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [21] )
+MetaCode span at (35:0,35 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [36] )
+Markup span at (36:0,36 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionBodyTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionBodyTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt
new file mode 100644
index 0000000000..790ecbe06d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionBodyTreatsTwoAtSignsAsEscapeSequence.classifiedspans.txt
@@ -0,0 +1,15 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [33] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [18] )
+Markup span at (15:0,15 [5] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [5] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [18] )
+Markup span at (21:0,21 [4] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [18] )
+Markup span at (25:0,25 [6] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [6] )
+Markup span at (31:0,31 [1] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [18] )
+MetaCode span at (32:0,32 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [33] )
+Markup span at (33:0,33 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionContextGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionContextGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt
new file mode 100644
index 0000000000..73847ba484
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/HtmlToCodeSwitchTest/SectionContextGivesWhitespacePreceedingAtToCodeIfThereIsNoMarkupOnThatLine.classifiedspans.txt
@@ -0,0 +1,26 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [127] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [127] )
+MetaCode span at (1:0,1 [7] ) (Accepts:None) - Parent: Directive block at (0:0,0 [127] )
+Code span at (8:0,8 [1] ) (Accepts:WhiteSpace) - Parent: Directive block at (0:0,0 [127] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Directive block at (0:0,0 [127] )
+Markup span at (12:0,12 [1] ) (Accepts:AllWhiteSpace) - Parent: Directive block at (0:0,0 [127] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [127] )
+Markup span at (14:0,14 [6] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [112] )
+Markup span at (20:1,4 [4] ) (Accepts:Any) - Parent: Tag block at (20:1,4 [4] )
+Markup span at (24:1,8 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [112] )
+Code span at (26:2,0 [8] ) (Accepts:Any) - Parent: Statement block at (26:2,0 [89] )
+Transition span at (34:2,8 [1] ) (Accepts:None) - Parent: Statement block at (26:2,0 [89] )
+Code span at (35:2,9 [30] ) (Accepts:Any) - Parent: Statement block at (26:2,0 [89] )
+Markup span at (65:3,0 [12] ) (Accepts:Any) - Parent: Markup block at (65:3,0 [39] )
+Markup span at (77:3,12 [4] ) (Accepts:None) - Parent: Tag block at (77:3,12 [4] )
+Markup span at (81:3,16 [9] ) (Accepts:Any) - Parent: Markup block at (65:3,0 [39] )
+Transition span at (90:3,25 [1] ) (Accepts:None) - Parent: Expression block at (90:3,25 [7] )
+Code span at (91:3,26 [6] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (90:3,25 [7] )
+Markup span at (97:3,32 [5] ) (Accepts:None) - Parent: Tag block at (97:3,32 [5] )
+Markup span at (102:3,37 [2] ) (Accepts:None) - Parent: Markup block at (65:3,0 [39] )
+Code span at (104:4,0 [11] ) (Accepts:None) - Parent: Statement block at (26:2,0 [89] )
+Markup span at (115:5,0 [4] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [112] )
+Markup span at (119:5,4 [5] ) (Accepts:Any) - Parent: Tag block at (119:5,4 [5] )
+Markup span at (124:5,9 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [112] )
+MetaCode span at (126:6,0 [1] ) (Accepts:None) - Parent: Directive block at (0:0,0 [127] )
+Markup span at (127:6,1 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [127] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures1.taghelperspans.txt
new file mode 100644
index 0000000000..16070edad3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [15] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures2.taghelperspans.txt
new file mode 100644
index 0000000000..455dab9ef7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [9] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures3.classifiedspans.txt
new file mode 100644
index 0000000000..b60f44ce86
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures3.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures3.taghelperspans.txt
new file mode 100644
index 0000000000..1ad745ab0a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [19] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures4.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures4.taghelperspans.txt
new file mode 100644
index 0000000000..4668eab0f5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [7] ) - InputTagHelper1 - InputTagHelper2
+TagHelper span at (7:0,7 [7] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures5.classifiedspans.txt
new file mode 100644
index 0000000000..a258c3ec2a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures5.taghelperspans.txt
new file mode 100644
index 0000000000..91e8a12872
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [27] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures6.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures6.taghelperspans.txt
new file mode 100644
index 0000000000..455dab9ef7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [9] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures7.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures7.taghelperspans.txt
new file mode 100644
index 0000000000..455dab9ef7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_AllowsCompatibleTagStructures7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [9] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes1.classifiedspans.txt
new file mode 100644
index 0000000000..9b14508ec9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes1.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (18:0,18 [5] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes1.taghelperspans.txt
new file mode 100644
index 0000000000..c4ad978332
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [30] ) - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes2.classifiedspans.txt
new file mode 100644
index 0000000000..66cc617a5e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes2.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (20:0,20 [5] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes2.taghelperspans.txt
new file mode 100644
index 0000000000..8dc73d4362
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [32] ) - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes3.classifiedspans.txt
new file mode 100644
index 0000000000..2dfc773ede
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes3.classifiedspans.txt
@@ -0,0 +1,2 @@
+Code span at (23:0,23 [13] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [55] )
+Markup span at (38:0,38 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes3.taghelperspans.txt
new file mode 100644
index 0000000000..9d626a71d7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [55] ) - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes4.classifiedspans.txt
new file mode 100644
index 0000000000..668451676c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes4.classifiedspans.txt
@@ -0,0 +1,2 @@
+Code span at (24:0,24 [13] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [56] )
+Markup span at (39:0,39 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [56] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes4.taghelperspans.txt
new file mode 100644
index 0000000000..1e7d20eb36
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [56] ) - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes5.classifiedspans.txt
new file mode 100644
index 0000000000..4cfe9f7c9d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (28:0,28 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes5.taghelperspans.txt
new file mode 100644
index 0000000000..9666dfd4cc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [46] ) - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes6.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes6.taghelperspans.txt
new file mode 100644
index 0000000000..a6c7ee0196
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [33] ) - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes7.classifiedspans.txt
new file mode 100644
index 0000000000..a75e5a0d69
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes7.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (19:0,19 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes7.taghelperspans.txt
new file mode 100644
index 0000000000..8dc73d4362
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleSymbolBoundAttributes7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [32] ) - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure1.taghelperspans.txt
new file mode 100644
index 0000000000..507d5a1ed9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [7] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure2.classifiedspans.txt
new file mode 100644
index 0000000000..b60f44ce86
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure2.taghelperspans.txt
new file mode 100644
index 0000000000..0ea7cf09ec
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [19] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure3.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure3.taghelperspans.txt
new file mode 100644
index 0000000000..533ebe3e15
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [7] ) - InputTagHelper
+TagHelper span at (7:0,7 [7] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure4.classifiedspans.txt
new file mode 100644
index 0000000000..b60f44ce86
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure4.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure4.taghelperspans.txt
new file mode 100644
index 0000000000..cf1d9627ee
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [19] ) - InputTagHelper
+TagHelper span at (19:0,19 [7] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure5.classifiedspans.txt
new file mode 100644
index 0000000000..e757d8a3f7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (19:0,19 [6] ) (Accepts:Any) - Parent: Tag block at (19:0,19 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure5.taghelperspans.txt
new file mode 100644
index 0000000000..f380f7abd5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CanHandleWithoutEndTagTagStructure5.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (5:0,5 [7] ) - InputTagHelper
+TagHelper span at (12:0,12 [7] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes1.taghelperspans.txt
new file mode 100644
index 0000000000..2835be7bef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [17] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes10.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes10.taghelperspans.txt
new file mode 100644
index 0000000000..2835be7bef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [17] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes11.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes11.taghelperspans.txt
new file mode 100644
index 0000000000..c8af5cb7b8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [29] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes12.classifiedspans.txt
new file mode 100644
index 0000000000..228e1bbc94
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes12.classifiedspans.txt
@@ -0,0 +1,2 @@
+Code span at (12:0,12 [0] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [32] )
+Markup span at (19:0,19 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes12.taghelperspans.txt
new file mode 100644
index 0000000000..f6beb36090
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes12.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [32] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes13.classifiedspans.txt
new file mode 100644
index 0000000000..7fafd220d5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes13.classifiedspans.txt
@@ -0,0 +1,4 @@
+Code span at (13:0,13 [4] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [9] )
+Code span at (17:0,17 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [5] )
+Code span at (18:0,18 [4] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [5] )
+Code span at (22:0,22 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes13.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes13.taghelperspans.txt
new file mode 100644
index 0000000000..303ab8debe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes13.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [28] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes14.classifiedspans.txt
new file mode 100644
index 0000000000..f70a554673
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes14.classifiedspans.txt
@@ -0,0 +1,6 @@
+Code span at (13:0,13 [4] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [11] )
+Code span at (17:0,17 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [7] )
+Code span at (18:0,18 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [7] )
+Code span at (19:0,19 [4] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [7] )
+Code span at (23:0,23 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [7] )
+Code span at (24:0,24 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes14.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes14.taghelperspans.txt
new file mode 100644
index 0000000000..5e6577587f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes14.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [30] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes2.classifiedspans.txt
new file mode 100644
index 0000000000..f8351f76e8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes2.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (13:0,13 [8] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes2.taghelperspans.txt
new file mode 100644
index 0000000000..002029ae1e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [25] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes3.classifiedspans.txt
new file mode 100644
index 0000000000..d5ea717f81
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes3.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (13:0,13 [4] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes3.taghelperspans.txt
new file mode 100644
index 0000000000..05e209c319
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [21] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes4.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes4.taghelperspans.txt
new file mode 100644
index 0000000000..dc2eb23533
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [27] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes5.classifiedspans.txt
new file mode 100644
index 0000000000..bd305a47b6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Code span at (13:0,13 [1] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [30] )
+Code span at (24:0,24 [2] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes5.taghelperspans.txt
new file mode 100644
index 0000000000..5e6577587f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [30] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes6.classifiedspans.txt
new file mode 100644
index 0000000000..ee1acf6e62
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes6.classifiedspans.txt
@@ -0,0 +1,2 @@
+Code span at (13:0,13 [4] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [29] )
+Code span at (25:0,25 [0] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes6.taghelperspans.txt
new file mode 100644
index 0000000000..c8af5cb7b8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [29] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes7.classifiedspans.txt
new file mode 100644
index 0000000000..247b797cee
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes7.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (12:0,12 [0] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes7.taghelperspans.txt
new file mode 100644
index 0000000000..17b38715bc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [23] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes8.classifiedspans.txt
new file mode 100644
index 0000000000..ecee8c7015
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes8.classifiedspans.txt
@@ -0,0 +1,2 @@
+Code span at (12:0,12 [0] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [25] )
+Markup span at (19:0,19 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes8.taghelperspans.txt
new file mode 100644
index 0000000000..002029ae1e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [25] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes9.classifiedspans.txt
new file mode 100644
index 0000000000..9e481866b7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes9.classifiedspans.txt
@@ -0,0 +1,4 @@
+Code span at (13:0,13 [4] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [46] )
+Markup span at (25:0,25 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [46] )
+Code span at (37:0,37 [0] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [46] )
+Markup span at (43:0,43 [0] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes9.taghelperspans.txt
new file mode 100644
index 0000000000..f578bb25fe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForEmptyTagHelperBoundAttributes9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [46] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper1.taghelperspans.txt
new file mode 100644
index 0000000000..d9746775d1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [2] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper2.taghelperspans.txt
new file mode 100644
index 0000000000..aae2c81a5e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [6] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper3.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper3.taghelperspans.txt
new file mode 100644
index 0000000000..07be06becb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [10] ) - ptaghelper
+TagHelper span at (3:0,3 [7] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper4.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper4.taghelperspans.txt
new file mode 100644
index 0000000000..46d677fdef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [11] ) - strongtaghelper
+TagHelper span at (8:0,8 [3] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper5.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper5.taghelperspans.txt
new file mode 100644
index 0000000000..fd2821234a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [16] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper6.classifiedspans.txt
new file mode 100644
index 0000000000..17f87ed7c0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper6.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [1] )
+Markup span at (1:0,1 [1] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [1] )
+Markup span at (2:0,2 [9] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [9] )
+Markup span at (11:0,11 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper6.taghelperspans.txt
new file mode 100644
index 0000000000..ad070562db
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (13:0,13 [3] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper7.classifiedspans.txt
new file mode 100644
index 0000000000..abec4f6747
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper7.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [1] )
+Markup span at (1:0,1 [1] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [1] )
+Markup span at (10:0,10 [2] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [14] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [1] )
+Markup span at (13:0,13 [2] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [2] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper7.taghelperspans.txt
new file mode 100644
index 0000000000..9bcd022232
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [14] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper8.classifiedspans.txt
new file mode 100644
index 0000000000..81f3b86186
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper8.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (12:0,12 [4] ) (Accepts:Any) - Parent: Tag block at (12:0,12 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper8.taghelperspans.txt
new file mode 100644
index 0000000000..e87eb3d4c5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelper8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (4:0,4 [21] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes1.classifiedspans.txt
new file mode 100644
index 0000000000..480329cced
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes1.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (10:0,10 [0] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [10] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes1.taghelperspans.txt
new file mode 100644
index 0000000000..07a0d173f6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [10] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes10.classifiedspans.txt
new file mode 100644
index 0000000000..952bb29824
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes10.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes10.taghelperspans.txt
new file mode 100644
index 0000000000..b3437d8dea
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes11.classifiedspans.txt
new file mode 100644
index 0000000000..b04797cd78
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes11.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Markup block at (10:0,10 [8] )
+Markup span at (13:0,13 [5] ) (Accepts:Any) - Parent: Markup block at (10:0,10 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes11.taghelperspans.txt
new file mode 100644
index 0000000000..2eb4f3edd5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes11.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [31] ) - ptaghelper
+TagHelper span at (23:0,23 [8] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes12.classifiedspans.txt
new file mode 100644
index 0000000000..b04797cd78
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes12.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Markup block at (10:0,10 [8] )
+Markup span at (13:0,13 [5] ) (Accepts:Any) - Parent: Markup block at (10:0,10 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes12.taghelperspans.txt
new file mode 100644
index 0000000000..1490ae8ef2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes12.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [28] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes13.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes13.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes13.taghelperspans.txt
new file mode 100644
index 0000000000..d6131fed67
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes13.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [33] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes14.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes14.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes14.taghelperspans.txt
new file mode 100644
index 0000000000..840d8db41a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes14.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [27] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes15.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes15.classifiedspans.txt
new file mode 100644
index 0000000000..cb302835f1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes15.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (9:0,9 [13] )
+Code span at (10:0,10 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (9:0,9 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes15.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes15.taghelperspans.txt
new file mode 100644
index 0000000000..1490ae8ef2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes15.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [28] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes16.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes16.classifiedspans.txt
new file mode 100644
index 0000000000..30a40eab2d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes16.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (10:0,10 [5] )
+Code span at (11:0,11 [4] ) (Accepts:Any) - Parent: Statement block at (10:0,10 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes16.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes16.taghelperspans.txt
new file mode 100644
index 0000000000..ad9585903c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes16.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [15] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes17.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes17.classifiedspans.txt
new file mode 100644
index 0000000000..cef5455740
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes17.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (10:0,10 [11] )
+Code span at (11:0,11 [10] ) (Accepts:Any) - Parent: Statement block at (10:0,10 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes17.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes17.taghelperspans.txt
new file mode 100644
index 0000000000..452a7da46c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes17.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [21] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes18.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes18.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes18.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes18.taghelperspans.txt
new file mode 100644
index 0000000000..d6131fed67
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes18.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [33] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes19.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes19.classifiedspans.txt
new file mode 100644
index 0000000000..b992258ac2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes19.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (9:0,9 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes19.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes19.taghelperspans.txt
new file mode 100644
index 0000000000..3cc3264682
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes19.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [38] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes2.classifiedspans.txt
new file mode 100644
index 0000000000..14a88d65c9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (8:0,8 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes2.taghelperspans.txt
new file mode 100644
index 0000000000..4292815e00
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [24] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes3.classifiedspans.txt
new file mode 100644
index 0000000000..5c5c8a05bc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes3.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (8:0,8 [5] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [15] )
+Markup span at (13:0,13 [10] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [15] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes3.taghelperspans.txt
new file mode 100644
index 0000000000..72fccbbfdc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [23] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes4.classifiedspans.txt
new file mode 100644
index 0000000000..9747a806f7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes4.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (8:0,8 [5] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [14] )
+Markup span at (13:0,13 [9] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes4.taghelperspans.txt
new file mode 100644
index 0000000000..72fccbbfdc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [23] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes5.classifiedspans.txt
new file mode 100644
index 0000000000..8a404a053c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (7:0,7 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes5.taghelperspans.txt
new file mode 100644
index 0000000000..17a2d8cf26
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [13] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes6.classifiedspans.txt
new file mode 100644
index 0000000000..948bed3775
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes6.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (8:0,8 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes6.taghelperspans.txt
new file mode 100644
index 0000000000..d4769a773a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [14] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes7.classifiedspans.txt
new file mode 100644
index 0000000000..ea7a88a5bd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes7.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (8:0,8 [6] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (14:0,14 [6] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes7.taghelperspans.txt
new file mode 100644
index 0000000000..66adb496db
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [20] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes8.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes8.taghelperspans.txt
new file mode 100644
index 0000000000..cc7354bc19
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes8.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [18] ) - ptaghelper
+TagHelper span at (10:0,10 [8] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes9.classifiedspans.txt
new file mode 100644
index 0000000000..ccaa1b3f13
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes9.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes9.taghelperspans.txt
new file mode 100644
index 0000000000..b9ccfbed4b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesErrorForMalformedTagHelpersWithAttributes9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [25] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes1.classifiedspans.txt
new file mode 100644
index 0000000000..7c9bbe1aa9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes1.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (13:0,13 [2] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes1.taghelperspans.txt
new file mode 100644
index 0000000000..096b786f52
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [19] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes10.classifiedspans.txt
new file mode 100644
index 0000000000..93c1eb44f3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes10.classifiedspans.txt
@@ -0,0 +1,5 @@
+Code span at (13:0,13 [2] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [73] )
+Code span at (27:0,27 [12] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [73] )
+Markup span at (47:0,47 [1] ) (Accepts:None) - Parent: Markup block at (47:0,47 [2] )
+Markup span at (48:0,48 [1] ) (Accepts:None) - Parent: Markup block at (47:0,47 [2] )
+Markup span at (49:0,49 [20] ) (Accepts:Any) - Parent: Markup block at (47:0,47 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes10.taghelperspans.txt
new file mode 100644
index 0000000000..66b66f6b27
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [73] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes11.classifiedspans.txt
new file mode 100644
index 0000000000..e92aa9ad94
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes11.classifiedspans.txt
@@ -0,0 +1,12 @@
+Code span at (13:0,13 [1] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [2] )
+Code span at (14:0,14 [1] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [2] )
+Code span at (15:0,15 [0] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (15:0,15 [7] )
+Code span at (15:0,15 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (15:0,15 [7] )
+Code span at (16:0,16 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (15:0,15 [7] )
+Code span at (17:0,17 [4] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (15:0,15 [7] )
+Code span at (21:0,21 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (15:0,15 [7] )
+Code span at (34:0,34 [12] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [77] )
+Markup span at (54:0,54 [5] ) (Accepts:Any) - Parent: Markup block at (54:0,54 [19] )
+Markup span at (59:0,59 [1] ) (Accepts:Any) - Parent: Markup block at (59:0,59 [14] )
+Transition span at (60:0,60 [1] ) (Accepts:None) - Parent: Expression block at (60:0,60 [13] )
+Code span at (61:0,61 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (60:0,60 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes11.taghelperspans.txt
new file mode 100644
index 0000000000..905f5d687a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [77] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes2.classifiedspans.txt
new file mode 100644
index 0000000000..f743b23285
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes2.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (18:0,18 [12] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes2.taghelperspans.txt
new file mode 100644
index 0000000000..f873839265
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [34] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes3.classifiedspans.txt
new file mode 100644
index 0000000000..47295f8488
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes3.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (13:0,13 [1] ) (Accepts:None) - Parent: Expression block at (13:0,13 [18] )
+Code span at (14:0,14 [17] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (13:0,13 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes3.taghelperspans.txt
new file mode 100644
index 0000000000..4c67f60b6d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [35] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes4.classifiedspans.txt
new file mode 100644
index 0000000000..3c2486e3b9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes4.classifiedspans.txt
@@ -0,0 +1,3 @@
+Code span at (13:0,13 [1] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [19] )
+Code span at (14:0,14 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (14:0,14 [18] )
+Code span at (15:0,15 [17] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (14:0,14 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes4.taghelperspans.txt
new file mode 100644
index 0000000000..232251afb7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [36] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes5.classifiedspans.txt
new file mode 100644
index 0000000000..7dadb4349b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (14:0,14 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes5.taghelperspans.txt
new file mode 100644
index 0000000000..936f7cc167
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [22] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes6.classifiedspans.txt
new file mode 100644
index 0000000000..1ef97bb729
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes6.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (14:0,14 [5] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [19] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (19:0,19 [14] )
+Transition span at (20:0,20 [1] ) (Accepts:None) - Parent: Expression block at (20:0,20 [13] )
+Code span at (21:0,21 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (20:0,20 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes6.taghelperspans.txt
new file mode 100644
index 0000000000..c61b8f7089
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [37] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes7.classifiedspans.txt
new file mode 100644
index 0000000000..99741cf638
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes7.classifiedspans.txt
@@ -0,0 +1,18 @@
+Code span at (13:0,13 [1] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [14] )
+Code span at (14:0,14 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [14] )
+Code span at (16:0,16 [1] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (16:0,16 [7] )
+Code span at (17:0,17 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [6] )
+Code span at (18:0,18 [5] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [6] )
+Code span at (23:0,23 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [14] )
+Code span at (25:0,25 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (13:0,13 [14] )
+Code span at (39:0,39 [6] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (39:0,39 [46] )
+Code span at (45:0,45 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (45:0,45 [11] )
+Code span at (46:0,46 [10] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (45:0,45 [11] )
+Code span at (56:0,56 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (39:0,39 [46] )
+Code span at (58:0,58 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (58:0,58 [3] )
+Code span at (60:0,60 [1] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (58:0,58 [3] )
+Code span at (61:0,61 [8] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (39:0,39 [46] )
+Code span at (69:0,69 [2] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (39:0,39 [46] )
+Code span at (71:0,71 [1] ) (Accepts:AnyExceptNewline) - Parent: Markup block at (71:0,71 [14] )
+Code span at (72:0,72 [1] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (72:0,72 [13] )
+Code span at (73:0,73 [12] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (72:0,72 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes7.taghelperspans.txt
new file mode 100644
index 0000000000..9cdbc1f1f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [88] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes8.classifiedspans.txt
new file mode 100644
index 0000000000..1b96328a9c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes8.classifiedspans.txt
@@ -0,0 +1,6 @@
+Code span at (13:0,13 [2] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [70] )
+Code span at (27:0,27 [12] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [70] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Markup block at (47:0,47 [19] )
+Markup span at (52:0,52 [1] ) (Accepts:Any) - Parent: Markup block at (52:0,52 [14] )
+Transition span at (53:0,53 [1] ) (Accepts:None) - Parent: Expression block at (53:0,53 [13] )
+Code span at (54:0,54 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (53:0,53 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes8.taghelperspans.txt
new file mode 100644
index 0000000000..ccef1ebc65
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [70] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes9.classifiedspans.txt
new file mode 100644
index 0000000000..99004693d6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes9.classifiedspans.txt
@@ -0,0 +1,8 @@
+Code span at (13:0,13 [2] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [73] )
+Code span at (27:0,27 [12] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [73] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Markup block at (47:0,47 [22] )
+Markup span at (52:0,52 [2] ) (Accepts:None) - Parent: Markup block at (52:0,52 [3] )
+Markup span at (54:0,54 [1] ) (Accepts:None) - Parent: Markup block at (52:0,52 [3] )
+Markup span at (55:0,55 [1] ) (Accepts:Any) - Parent: Markup block at (55:0,55 [14] )
+Transition span at (56:0,56 [1] ) (Accepts:None) - Parent: Expression block at (56:0,56 [13] )
+Code span at (57:0,57 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (56:0,56 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes9.taghelperspans.txt
new file mode 100644
index 0000000000..66b66f6b27
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_CreatesMarkupCodeSpansForNonStringTagHelperAttributes9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [73] ) - PersonTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_FeatureDisabled_AddsErrorForMinimizedBooleanBoundAttributes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_FeatureDisabled_AddsErrorForMinimizedBooleanBoundAttributes.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_FeatureDisabled_AddsErrorForMinimizedBooleanBoundAttributes.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_FeatureDisabled_AddsErrorForMinimizedBooleanBoundAttributes.taghelperspans.txt
new file mode 100644
index 0000000000..c28ec2a704
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_FeatureDisabled_AddsErrorForMinimizedBooleanBoundAttributes.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [37] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block1.classifiedspans.txt
new file mode 100644
index 0000000000..203f39e413
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block1.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [42] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
+Transition span at (24:0,24 [1] ) (Accepts:None) - Parent: Expression block at (24:0,24 [13] )
+Code span at (25:0,25 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (24:0,24 [13] )
+Code span at (41:0,41 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [42] )
+MetaCode span at (41:0,41 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
+Markup span at (42:0,42 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [42] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block1.taghelperspans.txt
new file mode 100644
index 0000000000..8c4810da56
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [39] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block2.classifiedspans.txt
new file mode 100644
index 0000000000..b97cd38cd0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block2.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (24:0,24 [5] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [31] )
+Code span at (33:0,33 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (33:0,33 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (34:0,34 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block2.taghelperspans.txt
new file mode 100644
index 0000000000..6104535694
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [31] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block3.classifiedspans.txt
new file mode 100644
index 0000000000..fa56e72569
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block3.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [49] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
+Markup span at (24:0,24 [7] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [20] )
+Transition span at (31:0,31 [1] ) (Accepts:None) - Parent: Expression block at (31:0,31 [13] )
+Code span at (32:0,32 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (31:0,31 [13] )
+Code span at (48:0,48 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [49] )
+MetaCode span at (48:0,48 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
+Markup span at (49:0,49 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [49] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block3.taghelperspans.txt
new file mode 100644
index 0000000000..17bc990785
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [46] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block4.classifiedspans.txt
new file mode 100644
index 0000000000..91e4a6a92a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block4.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [49] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
+Transition span at (24:0,24 [1] ) (Accepts:None) - Parent: Expression block at (24:0,24 [13] )
+Code span at (25:0,25 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (24:0,24 [13] )
+Markup span at (37:0,37 [7] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [20] )
+Code span at (48:0,48 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [49] )
+MetaCode span at (48:0,48 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [49] )
+Markup span at (49:0,49 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [49] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block4.taghelperspans.txt
new file mode 100644
index 0000000000..17bc990785
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [46] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block5.classifiedspans.txt
new file mode 100644
index 0000000000..1177f5d688
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block5.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [56] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [56] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [56] )
+Markup span at (24:0,24 [7] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [27] )
+Transition span at (31:0,31 [1] ) (Accepts:None) - Parent: Expression block at (31:0,31 [13] )
+Code span at (32:0,32 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (31:0,31 [13] )
+Markup span at (44:0,44 [7] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [27] )
+Code span at (55:0,55 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [56] )
+MetaCode span at (55:0,55 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [56] )
+Markup span at (56:0,56 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [56] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block5.taghelperspans.txt
new file mode 100644
index 0000000000..b3c0a3f1b5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [53] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block6.classifiedspans.txt
new file mode 100644
index 0000000000..2157796b85
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block6.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [85] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [85] )
+Markup span at (38:0,38 [7] ) (Accepts:Any) - Parent: Markup block at (38:0,38 [27] )
+Transition span at (45:0,45 [1] ) (Accepts:None) - Parent: Expression block at (45:0,45 [13] )
+Code span at (46:0,46 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (45:0,45 [13] )
+Markup span at (58:0,58 [7] ) (Accepts:Any) - Parent: Markup block at (38:0,38 [27] )
+Code span at (84:0,84 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [85] )
+MetaCode span at (84:0,84 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [85] )
+Markup span at (85:0,85 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [85] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block6.taghelperspans.txt
new file mode 100644
index 0000000000..c5d9978610
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [82] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block7.classifiedspans.txt
new file mode 100644
index 0000000000..822b7288e1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block7.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [63] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [63] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [63] )
+Transition span at (24:0,24 [1] ) (Accepts:None) - Parent: Expression block at (24:0,24 [13] )
+Code span at (25:0,25 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (24:0,24 [13] )
+Markup span at (37:0,37 [8] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [34] )
+Transition span at (45:0,45 [1] ) (Accepts:None) - Parent: Expression block at (45:0,45 [13] )
+Code span at (46:0,46 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (45:0,45 [13] )
+Code span at (62:0,62 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [63] )
+MetaCode span at (62:0,62 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [63] )
+Markup span at (63:0,63 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [63] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block7.taghelperspans.txt
new file mode 100644
index 0000000000..d2ec83b74f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Block7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [60] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document1.classifiedspans.txt
new file mode 100644
index 0000000000..8b7eb337cd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (22:0,22 [1] ) (Accepts:None) - Parent: Expression block at (22:0,22 [13] )
+Code span at (23:0,23 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (22:0,22 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document1.taghelperspans.txt
new file mode 100644
index 0000000000..12328928a9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [39] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document2.classifiedspans.txt
new file mode 100644
index 0000000000..c7e4c20b33
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (22:0,22 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document2.taghelperspans.txt
new file mode 100644
index 0000000000..230d60af71
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document3.classifiedspans.txt
new file mode 100644
index 0000000000..11bdabe121
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document3.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (22:0,22 [7] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [20] )
+Transition span at (29:0,29 [1] ) (Accepts:None) - Parent: Expression block at (29:0,29 [13] )
+Code span at (30:0,30 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (29:0,29 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document3.taghelperspans.txt
new file mode 100644
index 0000000000..81cfc6f2a1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [46] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document4.classifiedspans.txt
new file mode 100644
index 0000000000..c82360f0e1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document4.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (22:0,22 [1] ) (Accepts:None) - Parent: Expression block at (22:0,22 [13] )
+Code span at (23:0,23 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (22:0,22 [13] )
+Markup span at (35:0,35 [7] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document4.taghelperspans.txt
new file mode 100644
index 0000000000..81cfc6f2a1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [46] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document5.classifiedspans.txt
new file mode 100644
index 0000000000..e47e1750dc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document5.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (22:0,22 [7] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [27] )
+Transition span at (29:0,29 [1] ) (Accepts:None) - Parent: Expression block at (29:0,29 [13] )
+Code span at (30:0,30 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (29:0,29 [13] )
+Markup span at (42:0,42 [7] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document5.taghelperspans.txt
new file mode 100644
index 0000000000..0a6025f261
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [53] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document6.classifiedspans.txt
new file mode 100644
index 0000000000..bd5b5e69d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document6.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (36:0,36 [7] ) (Accepts:Any) - Parent: Markup block at (36:0,36 [27] )
+Transition span at (43:0,43 [1] ) (Accepts:None) - Parent: Expression block at (43:0,43 [13] )
+Code span at (44:0,44 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (43:0,43 [13] )
+Markup span at (56:0,56 [7] ) (Accepts:Any) - Parent: Markup block at (36:0,36 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document6.taghelperspans.txt
new file mode 100644
index 0000000000..368fd6b6d8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [82] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document7.classifiedspans.txt
new file mode 100644
index 0000000000..64046a4214
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document7.classifiedspans.txt
@@ -0,0 +1,5 @@
+Transition span at (22:0,22 [1] ) (Accepts:None) - Parent: Expression block at (22:0,22 [13] )
+Code span at (23:0,23 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (22:0,22 [13] )
+Markup span at (35:0,35 [8] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [34] )
+Transition span at (43:0,43 [1] ) (Accepts:None) - Parent: Expression block at (43:0,43 [13] )
+Code span at (44:0,44 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (43:0,43 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document7.taghelperspans.txt
new file mode 100644
index 0000000000..cd85eb4a9f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_GeneratesExpectedOutputForUnboundDataDashAttributes_Document7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [60] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers1.taghelperspans.txt
new file mode 100644
index 0000000000..52dba16922
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [16] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers2.taghelperspans.txt
new file mode 100644
index 0000000000..52dba16922
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [16] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers3.classifiedspans.txt
new file mode 100644
index 0000000000..065cf74b88
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers3.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (9:0,9 [0] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers3.taghelperspans.txt
new file mode 100644
index 0000000000..d4769a773a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [14] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers4.classifiedspans.txt
new file mode 100644
index 0000000000..9d88d89f4d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers4.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (20:0,20 [0] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers4.taghelperspans.txt
new file mode 100644
index 0000000000..d6131fed67
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [33] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers5.classifiedspans.txt
new file mode 100644
index 0000000000..8bfb200837
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (28:0,28 [0] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers5.taghelperspans.txt
new file mode 100644
index 0000000000..b3437d8dea
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsEmptyAttributeTagHelpers5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block1.classifiedspans.txt
new file mode 100644
index 0000000000..2681dbe5c7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block1.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+Code span at (28:0,28 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [29] )
+MetaCode span at (28:0,28 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+Markup span at (29:0,29 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block1.taghelperspans.txt
new file mode 100644
index 0000000000..2af3e60e20
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [26] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block10.classifiedspans.txt
new file mode 100644
index 0000000000..20f962b4cd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block10.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [28] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
+Code span at (27:0,27 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [28] )
+MetaCode span at (27:0,27 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
+Markup span at (28:0,28 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block10.taghelperspans.txt
new file mode 100644
index 0000000000..0744554d85
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [25] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block11.classifiedspans.txt
new file mode 100644
index 0000000000..a9bbc9d9b6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block11.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Code span at (31:0,31 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (32:0,32 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block11.taghelperspans.txt
new file mode 100644
index 0000000000..2806d5b970
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [29] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block12.classifiedspans.txt
new file mode 100644
index 0000000000..a9bbc9d9b6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block12.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Code span at (31:0,31 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (32:0,32 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block12.taghelperspans.txt
new file mode 100644
index 0000000000..2806d5b970
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block12.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [29] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block13.classifiedspans.txt
new file mode 100644
index 0000000000..1b7db58ccc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block13.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Code span at (33:0,33 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (33:0,33 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (34:0,34 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block13.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block13.taghelperspans.txt
new file mode 100644
index 0000000000..8182ed93b6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block13.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [31] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block14.classifiedspans.txt
new file mode 100644
index 0000000000..3a6e32aaf1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block14.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Code span at (27:0,27 [1] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (2:0,2 [29] )
+Code span at (31:0,31 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (32:0,32 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block14.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block14.taghelperspans.txt
new file mode 100644
index 0000000000..2806d5b970
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block14.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [29] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block15.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block15.classifiedspans.txt
new file mode 100644
index 0000000000..1b14171eab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block15.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (30:0,30 [4] ) (Accepts:Any) - Parent: Markup block at (30:0,30 [11] )
+Markup span at (34:0,34 [7] ) (Accepts:Any) - Parent: Markup block at (30:0,30 [11] )
+Code span at (45:0,45 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (45:0,45 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (46:0,46 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block15.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block15.taghelperspans.txt
new file mode 100644
index 0000000000..02d9781340
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block15.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [43] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block16.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block16.classifiedspans.txt
new file mode 100644
index 0000000000..cf35066b4c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block16.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [51] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [51] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [51] )
+Code span at (50:0,50 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [51] )
+MetaCode span at (50:0,50 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [51] )
+Markup span at (51:0,51 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [51] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block16.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block16.taghelperspans.txt
new file mode 100644
index 0000000000..720abefec9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block16.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [48] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block17.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block17.classifiedspans.txt
new file mode 100644
index 0000000000..8d6822ee97
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block17.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [33] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [33] )
+Code span at (32:0,32 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [33] )
+MetaCode span at (32:0,32 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [33] )
+Markup span at (33:0,33 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block17.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block17.taghelperspans.txt
new file mode 100644
index 0000000000..1c716c5737
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block17.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [30] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block18.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block18.classifiedspans.txt
new file mode 100644
index 0000000000..27127e839a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block18.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [70] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [70] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [70] )
+Code span at (69:0,69 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [70] )
+MetaCode span at (69:0,69 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [70] )
+Markup span at (70:0,70 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [70] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block18.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block18.taghelperspans.txt
new file mode 100644
index 0000000000..d52f0760b6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block18.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [67] ) - InputTagHelper1 - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block19.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block19.classifiedspans.txt
new file mode 100644
index 0000000000..3c04339e4d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block19.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Code span at (45:0,45 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (45:0,45 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (46:0,46 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block19.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block19.taghelperspans.txt
new file mode 100644
index 0000000000..a82989a6ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block19.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [43] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block2.classifiedspans.txt
new file mode 100644
index 0000000000..db6a9525a0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block2.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [23] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Code span at (22:0,22 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [23] )
+MetaCode span at (22:0,22 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Markup span at (23:0,23 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block2.taghelperspans.txt
new file mode 100644
index 0000000000..d9c1c8ba6b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [20] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block20.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block20.classifiedspans.txt
new file mode 100644
index 0000000000..eeed5a0f9b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block20.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (33:0,33 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [38] )
+Code span at (40:0,40 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (40:0,40 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (41:0,41 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block20.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block20.taghelperspans.txt
new file mode 100644
index 0000000000..d3b1fd3647
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block20.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [38] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block21.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block21.classifiedspans.txt
new file mode 100644
index 0000000000..59bf8f8330
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block21.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [35] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+Markup span at (25:0,25 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [32] )
+Code span at (34:0,34 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [35] )
+MetaCode span at (34:0,34 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+Markup span at (35:0,35 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block21.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block21.taghelperspans.txt
new file mode 100644
index 0000000000..89ddbae3e2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block21.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [32] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block22.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block22.classifiedspans.txt
new file mode 100644
index 0000000000..5543e2871d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block22.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [38] )
+Code span at (40:0,40 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (40:0,40 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (41:0,41 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block22.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block22.taghelperspans.txt
new file mode 100644
index 0000000000..d3b1fd3647
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block22.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [38] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block23.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block23.classifiedspans.txt
new file mode 100644
index 0000000000..2a00c88428
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block23.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [35] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [32] )
+Code span at (34:0,34 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [35] )
+MetaCode span at (34:0,34 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [35] )
+Markup span at (35:0,35 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block23.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block23.taghelperspans.txt
new file mode 100644
index 0000000000..89ddbae3e2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block23.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [32] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block24.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block24.classifiedspans.txt
new file mode 100644
index 0000000000..376263f7c5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block24.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (38:0,38 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [43] )
+Code span at (45:0,45 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (45:0,45 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (46:0,46 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block24.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block24.taghelperspans.txt
new file mode 100644
index 0000000000..1521fa98cf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block24.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [43] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block25.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block25.classifiedspans.txt
new file mode 100644
index 0000000000..1d5021398f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block25.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [43] )
+Code span at (45:0,45 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (45:0,45 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (46:0,46 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block25.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block25.taghelperspans.txt
new file mode 100644
index 0000000000..1521fa98cf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block25.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [43] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block26.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block26.classifiedspans.txt
new file mode 100644
index 0000000000..c5c968408f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block26.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [43] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
+Markup span at (35:0,35 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [40] )
+Code span at (42:0,42 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [43] )
+MetaCode span at (42:0,42 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
+Markup span at (43:0,43 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [43] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block26.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block26.taghelperspans.txt
new file mode 100644
index 0000000000..e397c293b7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block26.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [40] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block27.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block27.classifiedspans.txt
new file mode 100644
index 0000000000..c99bc193a4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block27.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (22:0,22 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [29] )
+Code span at (31:0,31 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (32:0,32 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block27.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block27.taghelperspans.txt
new file mode 100644
index 0000000000..59132499f6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block27.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [29] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block28.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block28.classifiedspans.txt
new file mode 100644
index 0000000000..44774dadad
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block28.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [43] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [40] )
+Code span at (42:0,42 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [43] )
+MetaCode span at (42:0,42 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [43] )
+Markup span at (43:0,43 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [43] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block28.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block28.taghelperspans.txt
new file mode 100644
index 0000000000..e397c293b7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block28.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [40] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block29.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block29.classifiedspans.txt
new file mode 100644
index 0000000000..1bfedce83b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block29.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [29] )
+Code span at (31:0,31 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [32] )
+MetaCode span at (31:0,31 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [32] )
+Markup span at (32:0,32 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block29.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block29.taghelperspans.txt
new file mode 100644
index 0000000000..59132499f6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block29.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [29] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block3.classifiedspans.txt
new file mode 100644
index 0000000000..1b7db58ccc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block3.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Code span at (33:0,33 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (33:0,33 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (34:0,34 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block3.taghelperspans.txt
new file mode 100644
index 0000000000..15e0c638a1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [31] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block30.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block30.classifiedspans.txt
new file mode 100644
index 0000000000..415c40c4f1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block30.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [57] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [57] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [57] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Expression block at (16:0,16 [13] )
+Code span at (17:0,17 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (16:0,16 [13] )
+Markup span at (29:0,29 [2] ) (Accepts:Any) - Parent: Markup block at (16:0,16 [17] )
+Markup span at (31:0,31 [2] ) (Accepts:Any) - Parent: Markup block at (16:0,16 [17] )
+Code span at (56:0,56 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [57] )
+MetaCode span at (56:0,56 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [57] )
+Markup span at (57:0,57 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [57] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block30.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block30.taghelperspans.txt
new file mode 100644
index 0000000000..48c553ef88
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block30.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [54] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block31.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block31.classifiedspans.txt
new file mode 100644
index 0000000000..f28e3bd9e6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block31.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Expression block at (12:0,12 [13] )
+Code span at (13:0,13 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (12:0,12 [13] )
+Markup span at (25:0,25 [2] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [17] )
+Markup span at (27:0,27 [2] ) (Accepts:Any) - Parent: Markup block at (12:0,12 [17] )
+Code span at (45:0,45 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [46] )
+MetaCode span at (45:0,45 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [46] )
+Markup span at (46:0,46 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [46] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block31.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block31.taghelperspans.txt
new file mode 100644
index 0000000000..a82989a6ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block31.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [43] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block32.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block32.classifiedspans.txt
new file mode 100644
index 0000000000..ba1b7026ec
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block32.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [129] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [129] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [129] )
+Transition span at (38:0,38 [1] ) (Accepts:None) - Parent: Expression block at (38:0,38 [13] )
+Code span at (39:0,39 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (38:0,38 [13] )
+Markup span at (51:0,51 [2] ) (Accepts:Any) - Parent: Markup block at (38:0,38 [17] )
+Markup span at (53:0,53 [2] ) (Accepts:Any) - Parent: Markup block at (38:0,38 [17] )
+Transition span at (88:0,88 [1] ) (Accepts:None) - Parent: Expression block at (88:0,88 [13] )
+Code span at (89:0,89 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (88:0,88 [13] )
+Markup span at (101:0,101 [2] ) (Accepts:Any) - Parent: Markup block at (88:0,88 [17] )
+Markup span at (103:0,103 [2] ) (Accepts:Any) - Parent: Markup block at (88:0,88 [17] )
+Code span at (128:0,128 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [129] )
+MetaCode span at (128:0,128 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [129] )
+Markup span at (129:0,129 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [129] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block32.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block32.taghelperspans.txt
new file mode 100644
index 0000000000..166c08fd21
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block32.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [126] ) - InputTagHelper1 - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block33.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block33.classifiedspans.txt
new file mode 100644
index 0000000000..8299dada63
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block33.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [104] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [104] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [104] )
+Transition span at (25:0,25 [1] ) (Accepts:None) - Parent: Expression block at (25:0,25 [13] )
+Code span at (26:0,26 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (25:0,25 [13] )
+Markup span at (38:0,38 [2] ) (Accepts:Any) - Parent: Markup block at (25:0,25 [17] )
+Markup span at (40:0,40 [2] ) (Accepts:Any) - Parent: Markup block at (25:0,25 [17] )
+Transition span at (66:0,66 [1] ) (Accepts:None) - Parent: Expression block at (66:0,66 [13] )
+Code span at (67:0,67 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (66:0,66 [13] )
+Markup span at (79:0,79 [2] ) (Accepts:Any) - Parent: Markup block at (66:0,66 [17] )
+Markup span at (81:0,81 [2] ) (Accepts:Any) - Parent: Markup block at (66:0,66 [17] )
+Code span at (103:0,103 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [104] )
+MetaCode span at (103:0,103 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [104] )
+Markup span at (104:0,104 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [104] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block33.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block33.taghelperspans.txt
new file mode 100644
index 0000000000..9fcda621d7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block33.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [101] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block4.classifiedspans.txt
new file mode 100644
index 0000000000..98013e5de4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block4.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Code span at (30:0,30 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (30:0,30 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Markup span at (31:0,31 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block4.taghelperspans.txt
new file mode 100644
index 0000000000..84da2d9138
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [28] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block5.classifiedspans.txt
new file mode 100644
index 0000000000..2397a13ae4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block5.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+Code span at (19:0,19 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [20] )
+MetaCode span at (19:0,19 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+Markup span at (20:0,20 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block5.taghelperspans.txt
new file mode 100644
index 0000000000..b8f49f313a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [17] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block6.classifiedspans.txt
new file mode 100644
index 0000000000..24e649f2da
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block6.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Code span at (25:0,25 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (25:0,25 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Markup span at (26:0,26 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block6.taghelperspans.txt
new file mode 100644
index 0000000000..15dbcaa307
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [23] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block7.classifiedspans.txt
new file mode 100644
index 0000000000..3b00b2167f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block7.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [30] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [30] )
+Code span at (29:0,29 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [30] )
+MetaCode span at (29:0,29 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [30] )
+Markup span at (30:0,30 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block7.taghelperspans.txt
new file mode 100644
index 0000000000..e5276ea81f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [27] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block8.classifiedspans.txt
new file mode 100644
index 0000000000..b4b9c0325e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block8.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Code span at (23:0,23 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (23:0,23 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Markup span at (24:0,24 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block8.taghelperspans.txt
new file mode 100644
index 0000000000..a323d89c7a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [21] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block9.classifiedspans.txt
new file mode 100644
index 0000000000..24e649f2da
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block9.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Code span at (25:0,25 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [26] )
+MetaCode span at (25:0,25 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [26] )
+Markup span at (26:0,26 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [26] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block9.taghelperspans.txt
new file mode 100644
index 0000000000..15dbcaa307
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Block9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [23] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document1.taghelperspans.txt
new file mode 100644
index 0000000000..c70b63a3a2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [26] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document10.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document10.taghelperspans.txt
new file mode 100644
index 0000000000..1cdf61374d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [25] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document11.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document11.taghelperspans.txt
new file mode 100644
index 0000000000..0cecc8878e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [29] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document12.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document12.taghelperspans.txt
new file mode 100644
index 0000000000..0cecc8878e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document12.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [29] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document13.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document13.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document13.taghelperspans.txt
new file mode 100644
index 0000000000..fb3dd52d1f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document13.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document14.classifiedspans.txt
new file mode 100644
index 0000000000..ef4d8f2892
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document14.classifiedspans.txt
@@ -0,0 +1 @@
+Code span at (25:0,25 [1] ) (Accepts:AnyExceptNewline) - Parent: Tag block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document14.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document14.taghelperspans.txt
new file mode 100644
index 0000000000..0cecc8878e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document14.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [29] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document15.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document15.classifiedspans.txt
new file mode 100644
index 0000000000..59085ec1f9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document15.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (28:0,28 [4] ) (Accepts:Any) - Parent: Markup block at (28:0,28 [11] )
+Markup span at (32:0,32 [7] ) (Accepts:Any) - Parent: Markup block at (28:0,28 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document15.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document15.taghelperspans.txt
new file mode 100644
index 0000000000..cdcaa72be2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document15.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [43] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document16.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document16.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document16.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document16.taghelperspans.txt
new file mode 100644
index 0000000000..d2f983f82e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document16.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [48] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document17.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document17.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document17.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document17.taghelperspans.txt
new file mode 100644
index 0000000000..2e5914e934
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document17.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [30] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document18.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document18.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document18.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document18.taghelperspans.txt
new file mode 100644
index 0000000000..bd906590f5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document18.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [67] ) - InputTagHelper1 - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document19.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document19.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document19.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document19.taghelperspans.txt
new file mode 100644
index 0000000000..9b75c4b72a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document19.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [43] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document2.taghelperspans.txt
new file mode 100644
index 0000000000..c5f5d51854
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [20] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document20.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document20.classifiedspans.txt
new file mode 100644
index 0000000000..f887502903
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document20.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (31:0,31 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document20.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document20.taghelperspans.txt
new file mode 100644
index 0000000000..3530a0ad39
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document20.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [38] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document21.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document21.classifiedspans.txt
new file mode 100644
index 0000000000..f3168ff72f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document21.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (23:0,23 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document21.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document21.taghelperspans.txt
new file mode 100644
index 0000000000..96056a17cb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document21.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [32] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document22.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document22.classifiedspans.txt
new file mode 100644
index 0000000000..da12d8c524
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document22.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document22.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document22.taghelperspans.txt
new file mode 100644
index 0000000000..3530a0ad39
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document22.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [38] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document23.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document23.classifiedspans.txt
new file mode 100644
index 0000000000..aaba30723e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document23.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [32] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document23.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document23.taghelperspans.txt
new file mode 100644
index 0000000000..96056a17cb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document23.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [32] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document24.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document24.classifiedspans.txt
new file mode 100644
index 0000000000..617d58dd6c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document24.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (36:0,36 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [43] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document24.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document24.taghelperspans.txt
new file mode 100644
index 0000000000..4b2bde1a22
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document24.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [43] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document25.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document25.classifiedspans.txt
new file mode 100644
index 0000000000..5d5e86a3ff
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document25.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [43] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document25.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document25.taghelperspans.txt
new file mode 100644
index 0000000000..4b2bde1a22
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document25.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [43] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document26.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document26.classifiedspans.txt
new file mode 100644
index 0000000000..a407f3ff42
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document26.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (33:0,33 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [40] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document26.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document26.taghelperspans.txt
new file mode 100644
index 0000000000..e303f87929
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document26.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [40] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document27.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document27.classifiedspans.txt
new file mode 100644
index 0000000000..b760071418
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document27.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (20:0,20 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document27.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document27.taghelperspans.txt
new file mode 100644
index 0000000000..4a617a9985
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document27.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [29] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document28.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document28.classifiedspans.txt
new file mode 100644
index 0000000000..bbfaeade34
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document28.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (14:0,14 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [40] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document28.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document28.taghelperspans.txt
new file mode 100644
index 0000000000..e303f87929
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document28.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [40] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document29.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document29.classifiedspans.txt
new file mode 100644
index 0000000000..9886c6c9e9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document29.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document29.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document29.taghelperspans.txt
new file mode 100644
index 0000000000..4a617a9985
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document29.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [29] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document3.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document3.taghelperspans.txt
new file mode 100644
index 0000000000..69e54d8aad
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document30.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document30.classifiedspans.txt
new file mode 100644
index 0000000000..0526b89aea
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document30.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (14:0,14 [1] ) (Accepts:None) - Parent: Expression block at (14:0,14 [13] )
+Code span at (15:0,15 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (14:0,14 [13] )
+Markup span at (27:0,27 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [17] )
+Markup span at (29:0,29 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document30.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document30.taghelperspans.txt
new file mode 100644
index 0000000000..3416d837b0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document30.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [54] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document31.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document31.classifiedspans.txt
new file mode 100644
index 0000000000..fc6620787c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document31.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
+Markup span at (23:0,23 [2] ) (Accepts:Any) - Parent: Markup block at (10:0,10 [17] )
+Markup span at (25:0,25 [2] ) (Accepts:Any) - Parent: Markup block at (10:0,10 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document31.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document31.taghelperspans.txt
new file mode 100644
index 0000000000..9b75c4b72a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document31.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [43] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document32.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document32.classifiedspans.txt
new file mode 100644
index 0000000000..f8a8fb9de1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document32.classifiedspans.txt
@@ -0,0 +1,8 @@
+Transition span at (36:0,36 [1] ) (Accepts:None) - Parent: Expression block at (36:0,36 [13] )
+Code span at (37:0,37 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (36:0,36 [13] )
+Markup span at (49:0,49 [2] ) (Accepts:Any) - Parent: Markup block at (36:0,36 [17] )
+Markup span at (51:0,51 [2] ) (Accepts:Any) - Parent: Markup block at (36:0,36 [17] )
+Transition span at (86:0,86 [1] ) (Accepts:None) - Parent: Expression block at (86:0,86 [13] )
+Code span at (87:0,87 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (86:0,86 [13] )
+Markup span at (99:0,99 [2] ) (Accepts:Any) - Parent: Markup block at (86:0,86 [17] )
+Markup span at (101:0,101 [2] ) (Accepts:Any) - Parent: Markup block at (86:0,86 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document32.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document32.taghelperspans.txt
new file mode 100644
index 0000000000..ed3ef89c3e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document32.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [126] ) - InputTagHelper1 - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document33.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document33.classifiedspans.txt
new file mode 100644
index 0000000000..78c6d0cf66
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document33.classifiedspans.txt
@@ -0,0 +1,8 @@
+Transition span at (23:0,23 [1] ) (Accepts:None) - Parent: Expression block at (23:0,23 [13] )
+Code span at (24:0,24 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (23:0,23 [13] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Markup block at (23:0,23 [17] )
+Markup span at (38:0,38 [2] ) (Accepts:Any) - Parent: Markup block at (23:0,23 [17] )
+Transition span at (64:0,64 [1] ) (Accepts:None) - Parent: Expression block at (64:0,64 [13] )
+Code span at (65:0,65 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (64:0,64 [13] )
+Markup span at (77:0,77 [2] ) (Accepts:Any) - Parent: Markup block at (64:0,64 [17] )
+Markup span at (79:0,79 [2] ) (Accepts:Any) - Parent: Markup block at (64:0,64 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document33.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document33.taghelperspans.txt
new file mode 100644
index 0000000000..2c2b6d9444
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document33.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [101] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document4.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document4.taghelperspans.txt
new file mode 100644
index 0000000000..61fc991231
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [28] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document5.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document5.taghelperspans.txt
new file mode 100644
index 0000000000..3e5ab2dd80
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [17] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document6.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document6.taghelperspans.txt
new file mode 100644
index 0000000000..9e2dbbf7ab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [23] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document7.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document7.taghelperspans.txt
new file mode 100644
index 0000000000..a3749faee2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [27] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document8.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document8.taghelperspans.txt
new file mode 100644
index 0000000000..d140288679
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [21] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document9.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document9.taghelperspans.txt
new file mode 100644
index 0000000000..9e2dbbf7ab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_Document9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [23] ) - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags1.taghelperspans.txt
new file mode 100644
index 0000000000..c0685318c0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [23] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags2.taghelperspans.txt
new file mode 100644
index 0000000000..918bc21db0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [28] ) - InputTagHelper1 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags3.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags3.taghelperspans.txt
new file mode 100644
index 0000000000..27bc016b3e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [25] ) - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags4.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags4.taghelperspans.txt
new file mode 100644
index 0000000000..49cb0fe449
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [64] ) - InputTagHelper1 - InputTagHelper2 - InputTagHelper3
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags5.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags5.taghelperspans.txt
new file mode 100644
index 0000000000..6a366b1c64
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [15] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags6.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags6.taghelperspans.txt
new file mode 100644
index 0000000000..5cd52523a9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [12] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags7.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags7.taghelperspans.txt
new file mode 100644
index 0000000000..e3e08d013c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [25] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags8.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags8.taghelperspans.txt
new file mode 100644
index 0000000000..ba5a3d5a95
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedAttributes_PartialTags8.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [89] ) - InputTagHelper1 - InputTagHelper2 - InputTagHelper3
+TagHelper span at (64:0,64 [25] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedBooleanBoundAttributes.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedBooleanBoundAttributes.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedBooleanBoundAttributes.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedBooleanBoundAttributes.taghelperspans.txt
new file mode 100644
index 0000000000..c28ec2a704
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/Rewrite_UnderstandsMinimizedBooleanBoundAttributes.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [37] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml1.classifiedspans.txt
new file mode 100644
index 0000000000..b036e36e17
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml1.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [1] )
+Markup span at (1:0,1 [1] ) (Accepts:Any) - Parent: Tag block at (1:0,1 [1] )
+Markup span at (5:0,5 [2] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml1.taghelperspans.txt
new file mode 100644
index 0000000000..894ab5361e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [9] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml10.classifiedspans.txt
new file mode 100644
index 0000000000..0d278c8e7b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml10.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [17] )
+Transition span at (5:0,5 [1] ) (Accepts:None) - Parent: Expression block at (5:0,5 [13] )
+Code span at (6:0,6 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (5:0,5 [13] )
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [17] )
+Markup span at (20:0,20 [3] ) (Accepts:Any) - Parent: Tag block at (20:0,20 [3] )
+Transition span at (23:0,23 [1] ) (Accepts:None) - Parent: Expression block at (23:0,23 [13] )
+Code span at (24:0,24 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (23:0,23 [13] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [42] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml10.taghelperspans.txt
new file mode 100644
index 0000000000..ba17544451
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [42] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml2.classifiedspans.txt
new file mode 100644
index 0000000000..0e6957363a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml2.taghelperspans.txt
new file mode 100644
index 0000000000..84e47f2a85
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (1:0,1 [5] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml3.classifiedspans.txt
new file mode 100644
index 0000000000..a81209229a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml3.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [6] )
+Markup span at (1:0,1 [2] ) (Accepts:Any) - Parent: Markup block at (1:0,1 [2] )
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml4.classifiedspans.txt
new file mode 100644
index 0000000000..4f69cb3f10
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml4.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml4.taghelperspans.txt
new file mode 100644
index 0000000000..42777cb027
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (7:0,7 [5] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml5.classifiedspans.txt
new file mode 100644
index 0000000000..c6be2f1925
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml5.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
+Markup span at (1:0,1 [8] ) (Accepts:Any) - Parent: Markup block at (1:0,1 [12] )
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Markup block at (1:0,1 [12] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Markup block at (1:0,1 [12] )
+Markup span at (13:0,13 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml5.taghelperspans.txt
new file mode 100644
index 0000000000..ad370b61a7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (14:0,14 [5] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml6.classifiedspans.txt
new file mode 100644
index 0000000000..680a4f547c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml6.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [2] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [1] )
+Markup span at (6:0,6 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [9] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml6.taghelperspans.txt
new file mode 100644
index 0000000000..4efdfadfb9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (3:0,3 [9] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml7.classifiedspans.txt
new file mode 100644
index 0000000000..026682c72d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml7.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [2] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [1] )
+Markup span at (6:0,6 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [17] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Tag block at (8:0,8 [8] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml7.taghelperspans.txt
new file mode 100644
index 0000000000..f66bf28d95
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (3:0,3 [17] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml8.classifiedspans.txt
new file mode 100644
index 0000000000..d21ef18563
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml8.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [2] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [1] )
+Transition span at (6:0,6 [1] ) (Accepts:None) - Parent: Expression block at (6:0,6 [13] )
+Code span at (7:0,7 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (6:0,6 [13] )
+Markup span at (19:0,19 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [30] )
+Markup span at (21:0,21 [8] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [8] )
+Markup span at (33:0,33 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml8.taghelperspans.txt
new file mode 100644
index 0000000000..9953ea6327
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (3:0,3 [30] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml9.classifiedspans.txt
new file mode 100644
index 0000000000..cfccb8525d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml9.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [52] )
+Markup span at (5:0,5 [4] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [4] )
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Expression block at (12:0,12 [13] )
+Code span at (13:0,13 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (12:0,12 [13] )
+Markup span at (25:0,25 [4] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [32] )
+Markup span at (29:0,29 [8] ) (Accepts:Any) - Parent: Tag block at (29:0,29 [8] )
+Markup span at (41:0,41 [11] ) (Accepts:Any) - Parent: Tag block at (41:0,41 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml9.taghelperspans.txt
new file mode 100644
index 0000000000..4d43ab5dde
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_AllowsInvalidHtml9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (9:0,9 [32] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper1.classifiedspans.txt
new file mode 100644
index 0000000000..4b8ff158e9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper1.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [64] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [13] )
+Code span at (22:0,22 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [13] )
+Markup span at (41:0,41 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [64] )
+Markup span at (64:0,64 [9] ) (Accepts:Any) - Parent: Tag block at (64:0,64 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper1.taghelperspans.txt
new file mode 100644
index 0000000000..13065315b2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper1.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [64] ) - ptaghelper
+TagHelper span at (52:0,52 [8] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper2.classifiedspans.txt
new file mode 100644
index 0000000000..e3b29061bd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper2.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (8:0,8 [6] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [37] )
+Markup span at (22:0,22 [5] ) (Accepts:Any) - Parent: Tag block at (14:0,14 [22] )
+Markup span at (36:0,36 [6] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper2.taghelperspans.txt
new file mode 100644
index 0000000000..80e567b496
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper2.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (5:0,5 [37] ) - ptaghelper
+TagHelper span at (14:0,14 [22] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper3.classifiedspans.txt
new file mode 100644
index 0000000000..0e3bf1526f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper3.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (8:0,8 [6] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [28] )
+Markup span at (22:0,22 [5] ) (Accepts:Any) - Parent: Tag block at (14:0,14 [19] )
+Markup span at (27:0,27 [6] ) (Accepts:Any) - Parent: Tag block at (27:0,27 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper3.taghelperspans.txt
new file mode 100644
index 0000000000..ebd3c39ddf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (5:0,5 [28] ) - ptaghelper
+TagHelper span at (14:0,14 [19] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper4.classifiedspans.txt
new file mode 100644
index 0000000000..201fd033d5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper4.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [52] )
+Markup span at (15:0,15 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [52] )
+Markup span at (31:0,31 [10] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [31] )
+Markup span at (43:0,43 [5] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper4.taghelperspans.txt
new file mode 100644
index 0000000000..9cc0f52b9b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_CreatesErrorForIncompleteTagHelper4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [52] ) - ptaghelper
+TagHelper span at (21:0,21 [31] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks1.classifiedspans.txt
new file mode 100644
index 0000000000..c4b1b651e4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks1.classifiedspans.txt
@@ -0,0 +1,4 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
+Transition span at (32:0,32 [1] ) (Accepts:None) - Parent: Expression block at (32:0,32 [13] )
+Code span at (33:0,33 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (32:0,32 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks1.taghelperspans.txt
new file mode 100644
index 0000000000..23e57e8f34
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [51] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks2.classifiedspans.txt
new file mode 100644
index 0000000000..7e74214979
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks2.classifiedspans.txt
@@ -0,0 +1,12 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (10:0,10 [64] )
+Code span at (11:0,11 [20] ) (Accepts:Any) - Parent: Statement block at (10:0,10 [64] )
+Transition span at (31:0,31 [6] ) (Accepts:None) - Parent: Tag block at (31:0,31 [6] )
+Markup span at (37:0,37 [3] ) (Accepts:None) - Parent: Markup block at (31:0,31 [16] )
+Transition span at (40:0,40 [7] ) (Accepts:None) - Parent: Tag block at (40:0,40 [7] )
+Code span at (47:0,47 [27] ) (Accepts:None) - Parent: Statement block at (10:0,10 [64] )
+Transition span at (83:0,83 [1] ) (Accepts:None) - Parent: Statement block at (83:0,83 [64] )
+Code span at (84:0,84 [20] ) (Accepts:Any) - Parent: Statement block at (83:0,83 [64] )
+Transition span at (104:0,104 [6] ) (Accepts:None) - Parent: Tag block at (104:0,104 [6] )
+Markup span at (110:0,110 [3] ) (Accepts:None) - Parent: Markup block at (104:0,104 [16] )
+Transition span at (113:0,113 [7] ) (Accepts:None) - Parent: Tag block at (113:0,113 [7] )
+Code span at (120:0,120 [27] ) (Accepts:None) - Parent: Statement block at (83:0,83 [64] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks2.taghelperspans.txt
new file mode 100644
index 0000000000..112587be7d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [153] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks3.classifiedspans.txt
new file mode 100644
index 0000000000..d09f92a8e3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks3.classifiedspans.txt
@@ -0,0 +1,5 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
+Transition span at (32:0,32 [1] ) (Accepts:None) - Parent: Expression block at (32:0,32 [13] )
+Code span at (33:0,33 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (32:0,32 [13] )
+Markup span at (47:0,47 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [62] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks3.taghelperspans.txt
new file mode 100644
index 0000000000..d720c816de
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [62] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks4.classifiedspans.txt
new file mode 100644
index 0000000000..1cf33c3dae
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks4.classifiedspans.txt
@@ -0,0 +1,13 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (10:0,10 [64] )
+Code span at (11:0,11 [20] ) (Accepts:Any) - Parent: Statement block at (10:0,10 [64] )
+Transition span at (31:0,31 [6] ) (Accepts:None) - Parent: Tag block at (31:0,31 [6] )
+Markup span at (37:0,37 [3] ) (Accepts:None) - Parent: Markup block at (31:0,31 [16] )
+Transition span at (40:0,40 [7] ) (Accepts:None) - Parent: Tag block at (40:0,40 [7] )
+Code span at (47:0,47 [27] ) (Accepts:None) - Parent: Statement block at (10:0,10 [64] )
+Transition span at (83:0,83 [1] ) (Accepts:None) - Parent: Statement block at (83:0,83 [64] )
+Code span at (84:0,84 [20] ) (Accepts:Any) - Parent: Statement block at (83:0,83 [64] )
+Transition span at (104:0,104 [6] ) (Accepts:None) - Parent: Tag block at (104:0,104 [6] )
+Markup span at (110:0,110 [3] ) (Accepts:None) - Parent: Markup block at (104:0,104 [16] )
+Transition span at (113:0,113 [7] ) (Accepts:None) - Parent: Tag block at (113:0,113 [7] )
+Code span at (120:0,120 [27] ) (Accepts:None) - Parent: Statement block at (83:0,83 [64] )
+Markup span at (149:0,149 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [164] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks4.taghelperspans.txt
new file mode 100644
index 0000000000..396ba4cb79
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [164] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks5.classifiedspans.txt
new file mode 100644
index 0000000000..2fb7dd6dbe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks5.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
+Markup span at (25:0,25 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [34] )
+Markup span at (34:0,34 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [69] )
+Transition span at (45:0,45 [1] ) (Accepts:None) - Parent: Expression block at (45:0,45 [13] )
+Code span at (46:0,46 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (45:0,45 [13] )
+Markup span at (60:0,60 [5] ) (Accepts:Any) - Parent: Tag block at (35:0,35 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks5.taghelperspans.txt
new file mode 100644
index 0000000000..0c0ec10e16
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks5.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [34] ) - ptaghelper
+TagHelper span at (35:0,35 [34] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks6.classifiedspans.txt
new file mode 100644
index 0000000000..f38bd95029
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks6.classifiedspans.txt
@@ -0,0 +1,15 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (10:0,10 [64] )
+Code span at (11:0,11 [20] ) (Accepts:Any) - Parent: Statement block at (10:0,10 [64] )
+Transition span at (31:0,31 [6] ) (Accepts:None) - Parent: Tag block at (31:0,31 [6] )
+Markup span at (37:0,37 [3] ) (Accepts:None) - Parent: Markup block at (31:0,31 [16] )
+Transition span at (40:0,40 [7] ) (Accepts:None) - Parent: Tag block at (40:0,40 [7] )
+Code span at (47:0,47 [27] ) (Accepts:None) - Parent: Statement block at (10:0,10 [64] )
+Markup span at (76:0,76 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [85] )
+Markup span at (85:0,85 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [171] )
+Transition span at (96:0,96 [1] ) (Accepts:None) - Parent: Statement block at (96:0,96 [64] )
+Code span at (97:0,97 [20] ) (Accepts:Any) - Parent: Statement block at (96:0,96 [64] )
+Transition span at (117:0,117 [6] ) (Accepts:None) - Parent: Tag block at (117:0,117 [6] )
+Markup span at (123:0,123 [3] ) (Accepts:None) - Parent: Markup block at (117:0,117 [16] )
+Transition span at (126:0,126 [7] ) (Accepts:None) - Parent: Tag block at (126:0,126 [7] )
+Code span at (133:0,133 [27] ) (Accepts:None) - Parent: Statement block at (96:0,96 [64] )
+Markup span at (162:0,162 [5] ) (Accepts:Any) - Parent: Tag block at (86:0,86 [85] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks6.taghelperspans.txt
new file mode 100644
index 0000000000..f8dba79588
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks6.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [85] ) - ptaghelper
+TagHelper span at (86:0,86 [85] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks7.classifiedspans.txt
new file mode 100644
index 0000000000..b16e21c4e6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks7.classifiedspans.txt
@@ -0,0 +1,13 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
+Transition span at (32:0,32 [1] ) (Accepts:None) - Parent: Expression block at (32:0,32 [13] )
+Code span at (33:0,33 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (32:0,32 [13] )
+Markup span at (47:0,47 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [122] )
+Markup span at (59:0,59 [7] ) (Accepts:Any) - Parent: Tag block at (59:0,59 [30] )
+Markup span at (66:0,66 [8] ) (Accepts:Any) - Parent: Markup block at (66:0,66 [22] )
+Transition span at (74:0,74 [1] ) (Accepts:None) - Parent: Expression block at (74:0,74 [13] )
+Code span at (75:0,75 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (74:0,74 [13] )
+Markup span at (87:0,87 [1] ) (Accepts:Any) - Parent: Markup block at (66:0,66 [22] )
+Markup span at (88:0,88 [1] ) (Accepts:Any) - Parent: Tag block at (59:0,59 [30] )
+Markup span at (89:0,89 [20] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [122] )
+Markup span at (109:0,109 [9] ) (Accepts:Any) - Parent: Tag block at (109:0,109 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks7.taghelperspans.txt
new file mode 100644
index 0000000000..e881d9b302
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexAttributeTagHelperTagBlocks7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [122] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks1.classifiedspans.txt
new file mode 100644
index 0000000000..f18c17f6fa
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Expression block at (3:0,3 [13] )
+Code span at (4:0,4 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (3:0,3 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks1.taghelperspans.txt
new file mode 100644
index 0000000000..66adb496db
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [20] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks2.classifiedspans.txt
new file mode 100644
index 0000000000..1f24e0d42a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks2.classifiedspans.txt
@@ -0,0 +1,6 @@
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Statement block at (3:0,3 [58] )
+Code span at (4:0,4 [19] ) (Accepts:Any) - Parent: Statement block at (3:0,3 [58] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (23:0,23 [12] )
+Markup span at (27:0,27 [3] ) (Accepts:Any) - Parent: Tag block at (24:0,24 [10] )
+Markup span at (34:0,34 [1] ) (Accepts:None) - Parent: Markup block at (23:0,23 [12] )
+Code span at (35:0,35 [26] ) (Accepts:None) - Parent: Statement block at (3:0,3 [58] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks2.taghelperspans.txt
new file mode 100644
index 0000000000..7799cf6bf0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks2.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [65] ) - ptaghelper
+TagHelper span at (24:0,24 [10] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks3.classifiedspans.txt
new file mode 100644
index 0000000000..e4151237fe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks3.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (3:0,3 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [32] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [13] )
+Code span at (16:0,16 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (15:0,15 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks3.taghelperspans.txt
new file mode 100644
index 0000000000..5cb039743d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [32] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks4.classifiedspans.txt
new file mode 100644
index 0000000000..2ad93795ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks4.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (3:0,3 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Statement block at (15:0,15 [58] )
+Code span at (16:0,16 [19] ) (Accepts:Any) - Parent: Statement block at (15:0,15 [58] )
+Markup span at (35:0,35 [1] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [12] )
+Markup span at (39:0,39 [3] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [10] )
+Markup span at (46:0,46 [1] ) (Accepts:None) - Parent: Markup block at (35:0,35 [12] )
+Code span at (47:0,47 [26] ) (Accepts:None) - Parent: Statement block at (15:0,15 [58] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks4.taghelperspans.txt
new file mode 100644
index 0000000000..24d79866fb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [77] ) - ptaghelper
+TagHelper span at (36:0,36 [10] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks5.classifiedspans.txt
new file mode 100644
index 0000000000..256923e315
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks5.classifiedspans.txt
@@ -0,0 +1,5 @@
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Expression block at (3:0,3 [13] )
+Code span at (4:0,4 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (3:0,3 [13] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
+Transition span at (24:0,24 [1] ) (Accepts:None) - Parent: Expression block at (24:0,24 [13] )
+Code span at (25:0,25 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (24:0,24 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks5.taghelperspans.txt
new file mode 100644
index 0000000000..5c19dd2b8b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks5.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [20] ) - ptaghelper
+TagHelper span at (21:0,21 [20] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks6.classifiedspans.txt
new file mode 100644
index 0000000000..e79b4cf049
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks6.classifiedspans.txt
@@ -0,0 +1,13 @@
+Transition span at (3:0,3 [1] ) (Accepts:None) - Parent: Statement block at (3:0,3 [58] )
+Code span at (4:0,4 [19] ) (Accepts:Any) - Parent: Statement block at (3:0,3 [58] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (23:0,23 [12] )
+Markup span at (27:0,27 [3] ) (Accepts:Any) - Parent: Tag block at (24:0,24 [10] )
+Markup span at (34:0,34 [1] ) (Accepts:None) - Parent: Markup block at (23:0,23 [12] )
+Code span at (35:0,35 [26] ) (Accepts:None) - Parent: Statement block at (3:0,3 [58] )
+Markup span at (65:0,65 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [131] )
+Transition span at (69:0,69 [1] ) (Accepts:None) - Parent: Statement block at (69:0,69 [58] )
+Code span at (70:0,70 [19] ) (Accepts:Any) - Parent: Statement block at (69:0,69 [58] )
+Markup span at (89:0,89 [1] ) (Accepts:Any) - Parent: Markup block at (89:0,89 [12] )
+Markup span at (93:0,93 [3] ) (Accepts:Any) - Parent: Tag block at (90:0,90 [10] )
+Markup span at (100:0,100 [1] ) (Accepts:None) - Parent: Markup block at (89:0,89 [12] )
+Code span at (101:0,101 [26] ) (Accepts:None) - Parent: Statement block at (69:0,69 [58] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks6.taghelperspans.txt
new file mode 100644
index 0000000000..eef88691cc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks6.taghelperspans.txt
@@ -0,0 +1,4 @@
+TagHelper span at (0:0,0 [65] ) - ptaghelper
+TagHelper span at (24:0,24 [10] ) - ptaghelper
+TagHelper span at (66:0,66 [65] ) - ptaghelper
+TagHelper span at (90:0,90 [10] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks7.classifiedspans.txt
new file mode 100644
index 0000000000..76946501f0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks7.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Expression block at (9:0,9 [13] )
+Code span at (10:0,10 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (9:0,9 [13] )
+Markup span at (22:0,22 [8] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [8] )
+Markup span at (30:0,30 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
+Transition span at (40:0,40 [1] ) (Accepts:None) - Parent: Expression block at (40:0,40 [13] )
+Code span at (41:0,41 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (40:0,40 [13] )
+Markup span at (53:0,53 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
+Markup span at (64:0,64 [9] ) (Accepts:Any) - Parent: Tag block at (64:0,64 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks7.taghelperspans.txt
new file mode 100644
index 0000000000..fdd25b54f6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [77] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks8.classifiedspans.txt
new file mode 100644
index 0000000000..d03e66d5c9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks8.classifiedspans.txt
@@ -0,0 +1,17 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [167] )
+Transition span at (9:0,9 [1] ) (Accepts:None) - Parent: Statement block at (9:0,9 [58] )
+Code span at (10:0,10 [19] ) (Accepts:Any) - Parent: Statement block at (9:0,9 [58] )
+Markup span at (29:0,29 [1] ) (Accepts:Any) - Parent: Markup block at (29:0,29 [12] )
+Markup span at (33:0,33 [3] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [10] )
+Markup span at (40:0,40 [1] ) (Accepts:None) - Parent: Markup block at (29:0,29 [12] )
+Code span at (41:0,41 [26] ) (Accepts:None) - Parent: Statement block at (9:0,9 [58] )
+Markup span at (67:0,67 [8] ) (Accepts:Any) - Parent: Tag block at (67:0,67 [8] )
+Markup span at (75:0,75 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [167] )
+Transition span at (85:0,85 [1] ) (Accepts:None) - Parent: Statement block at (85:0,85 [58] )
+Code span at (86:0,86 [19] ) (Accepts:Any) - Parent: Statement block at (85:0,85 [58] )
+Markup span at (105:0,105 [1] ) (Accepts:Any) - Parent: Markup block at (105:0,105 [12] )
+Markup span at (109:0,109 [3] ) (Accepts:Any) - Parent: Tag block at (106:0,106 [10] )
+Markup span at (116:0,116 [1] ) (Accepts:None) - Parent: Markup block at (105:0,105 [12] )
+Code span at (117:0,117 [26] ) (Accepts:None) - Parent: Statement block at (85:0,85 [58] )
+Markup span at (143:0,143 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [167] )
+Markup span at (154:0,154 [9] ) (Accepts:Any) - Parent: Tag block at (154:0,154 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks8.taghelperspans.txt
new file mode 100644
index 0000000000..f972911c7b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesComplexTagHelperTagBlocks8.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [167] ) - ptaghelper
+TagHelper span at (30:0,30 [10] ) - ptaghelper
+TagHelper span at (106:0,106 [10] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks1.classifiedspans.txt
new file mode 100644
index 0000000000..ddb3c37d48
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks1.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (15:0,15 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [66] )
+Markup span at (35:0,35 [8] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (43:0,43 [2] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (45:0,45 [5] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (50:0,50 [3] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (53:0,53 [3] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks1.taghelperspans.txt
new file mode 100644
index 0000000000..ef54ffee1b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [66] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks2.classifiedspans.txt
new file mode 100644
index 0000000000..9a63e4f2b7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks2.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (15:0,15 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
+Markup span at (35:0,35 [8] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (43:0,43 [2] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (45:0,45 [5] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (50:0,50 [3] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (53:0,53 [3] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [21] )
+Markup span at (62:0,62 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks2.taghelperspans.txt
new file mode 100644
index 0000000000..fdd25b54f6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [77] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks3.classifiedspans.txt
new file mode 100644
index 0000000000..ac0c044abb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks3.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (14:0,14 [6] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [8] )
+Markup span at (20:0,20 [2] ) (Accepts:Any) - Parent: Markup block at (14:0,14 [8] )
+Markup span at (25:0,25 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [34] )
+Markup span at (34:0,34 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [73] )
+Markup span at (48:0,48 [12] ) (Accepts:Any) - Parent: Markup block at (48:0,48 [13] )
+Markup span at (60:0,60 [1] ) (Accepts:Any) - Parent: Markup block at (48:0,48 [13] )
+Markup span at (64:0,64 [5] ) (Accepts:Any) - Parent: Tag block at (35:0,35 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks3.taghelperspans.txt
new file mode 100644
index 0000000000..ac76be0a56
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesOddlySpacedTagHelperTagBlocks3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [34] ) - ptaghelper
+TagHelper span at (35:0,35 [38] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks1.taghelperspans.txt
new file mode 100644
index 0000000000..8c084941d6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [7] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks2.classifiedspans.txt
new file mode 100644
index 0000000000..f82aba421e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks2.taghelperspans.txt
new file mode 100644
index 0000000000..952b7c9df9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [18] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks3.classifiedspans.txt
new file mode 100644
index 0000000000..bae5d9e829
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks3.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (3:0,3 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [12] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Markup span at (16:0,16 [5] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks3.taghelperspans.txt
new file mode 100644
index 0000000000..9c65b6e8ce
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [12] ) - ptaghelper
+TagHelper span at (13:0,13 [12] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks4.classifiedspans.txt
new file mode 100644
index 0000000000..6d458bf721
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks4.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (3:0,3 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [56] )
+Markup span at (15:0,15 [8] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [8] )
+Markup span at (23:0,23 [20] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [56] )
+Markup span at (43:0,43 [9] ) (Accepts:Any) - Parent: Tag block at (43:0,43 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks4.taghelperspans.txt
new file mode 100644
index 0000000000..43d407d913
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesPlainTagHelperTagBlocks4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [56] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers1.classifiedspans.txt
new file mode 100644
index 0000000000..d972e4a4f9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers1.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (8:0,8 [14] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers1.taghelperspans.txt
new file mode 100644
index 0000000000..8c61f52583
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - scripttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers2.classifiedspans.txt
new file mode 100644
index 0000000000..20e0cf45b6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (8:0,8 [23] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [40] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers2.taghelperspans.txt
new file mode 100644
index 0000000000..ac63486204
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [40] ) - scripttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers3.classifiedspans.txt
new file mode 100644
index 0000000000..8cebd4fdd9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers3.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (8:0,8 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [29] )
+Markup span at (29:0,29 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [53] )
+Markup span at (38:0,38 [5] ) (Accepts:Any) - Parent: Tag block at (33:0,33 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers3.taghelperspans.txt
new file mode 100644
index 0000000000..a253e4c493
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers3.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [29] ) - scripttaghelper
+TagHelper span at (30:0,30 [23] ) - ptaghelper
+TagHelper span at (33:0,33 [16] ) - divtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers4.classifiedspans.txt
new file mode 100644
index 0000000000..a94da0fb8a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers4.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (8:0,8 [22] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [39] )
+Markup span at (39:0,39 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [75] )
+Markup span at (48:0,48 [18] ) (Accepts:Any) - Parent: Tag block at (40:0,40 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers4.taghelperspans.txt
new file mode 100644
index 0000000000..e884343e22
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [39] ) - scripttaghelper
+TagHelper span at (40:0,40 [35] ) - scripttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers5.classifiedspans.txt
new file mode 100644
index 0000000000..76b38b02c6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [41] )
+Markup span at (27:0,27 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers5.taghelperspans.txt
new file mode 100644
index 0000000000..be10273181
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [41] ) - scripttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers6.classifiedspans.txt
new file mode 100644
index 0000000000..9768e45701
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers6.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [67] )
+Markup span at (24:0,24 [3] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [48] )
+Markup span at (36:0,36 [10] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [48] )
+Markup span at (57:0,57 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [67] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers6.taghelperspans.txt
new file mode 100644
index 0000000000..928d196eb5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers6.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [67] ) - ptaghelper
+TagHelper span at (9:0,9 [48] ) - scripttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers7.classifiedspans.txt
new file mode 100644
index 0000000000..572d8641d1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers7.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
+Markup span at (24:0,24 [1] ) (Accepts:None) - Parent: Markup block at (24:0,24 [2] )
+Markup span at (25:0,25 [1] ) (Accepts:None) - Parent: Markup block at (24:0,24 [2] )
+Markup span at (26:0,26 [11] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [13] )
+Markup span at (46:0,46 [10] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [58] )
+Markup span at (67:0,67 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [77] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers7.taghelperspans.txt
new file mode 100644
index 0000000000..fcf8bee101
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesScriptTagHelpers7.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [77] ) - ptaghelper
+TagHelper span at (9:0,9 [58] ) - scripttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers1.classifiedspans.txt
new file mode 100644
index 0000000000..e4af93f808
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [36] )
+Markup span at (22:0,22 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [36] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers1.taghelperspans.txt
new file mode 100644
index 0000000000..c32a52d977
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [36] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers2.classifiedspans.txt
new file mode 100644
index 0000000000..3b11382a00
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers2.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [55] )
+Markup span at (19:0,19 [3] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [36] )
+Markup span at (31:0,31 [10] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [36] )
+Markup span at (45:0,45 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [55] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers2.taghelperspans.txt
new file mode 100644
index 0000000000..6dc6c9b953
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers2.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [55] ) - ptaghelper
+TagHelper span at (9:0,9 [36] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers3.classifiedspans.txt
new file mode 100644
index 0000000000..a55ddcf08a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers3.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [52] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [17] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [52] )
+Markup span at (33:0,33 [10] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [24] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [52] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers3.taghelperspans.txt
new file mode 100644
index 0000000000..9cf7822faf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesSelfClosingTagHelpers3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (5:0,5 [17] ) - ptaghelper
+TagHelper span at (23:0,23 [24] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes1.classifiedspans.txt
new file mode 100644
index 0000000000..ecfdc446c7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [38] )
+Markup span at (22:0,22 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [38] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes1.taghelperspans.txt
new file mode 100644
index 0000000000..3cc3264682
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [38] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes2.classifiedspans.txt
new file mode 100644
index 0000000000..9f93b41526
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes2.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [49] )
+Markup span at (22:0,22 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [49] )
+Markup span at (34:0,34 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [49] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes2.taghelperspans.txt
new file mode 100644
index 0000000000..f12231fbd7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [49] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes3.classifiedspans.txt
new file mode 100644
index 0000000000..9663987bab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes3.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
+Markup span at (15:0,15 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [56] )
+Markup span at (35:0,35 [10] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [31] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes3.taghelperspans.txt
new file mode 100644
index 0000000000..75b14aa3c3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [24] ) - ptaghelper
+TagHelper span at (25:0,25 [31] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes4.classifiedspans.txt
new file mode 100644
index 0000000000..944a88693b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes4.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [99] )
+Markup span at (22:0,22 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [99] )
+Markup span at (34:0,34 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [99] )
+Markup span at (46:0,46 [7] ) (Accepts:Any) - Parent: Tag block at (46:0,46 [20] )
+Markup span at (53:0,53 [8] ) (Accepts:Any) - Parent: Markup block at (53:0,53 [12] )
+Markup span at (61:0,61 [3] ) (Accepts:Any) - Parent: Markup block at (53:0,53 [12] )
+Markup span at (64:0,64 [1] ) (Accepts:Any) - Parent: Markup block at (53:0,53 [12] )
+Markup span at (65:0,65 [1] ) (Accepts:Any) - Parent: Tag block at (46:0,46 [20] )
+Markup span at (66:0,66 [20] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [99] )
+Markup span at (86:0,86 [9] ) (Accepts:Any) - Parent: Tag block at (86:0,86 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes4.taghelperspans.txt
new file mode 100644
index 0000000000..06bcd7e03e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithPlainAttributes4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [99] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes1.classifiedspans.txt
new file mode 100644
index 0000000000..1ca5ecd795
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes1.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [56] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [13] )
+Code span at (22:0,22 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [13] )
+Markup span at (41:0,41 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [56] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes1.taghelperspans.txt
new file mode 100644
index 0000000000..43d407d913
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [56] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes2.classifiedspans.txt
new file mode 100644
index 0000000000..fdbfbe334a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes2.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [67] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [13] )
+Code span at (22:0,22 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [13] )
+Markup span at (41:0,41 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [67] )
+Markup span at (52:0,52 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [67] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes2.taghelperspans.txt
new file mode 100644
index 0000000000..fc4df1931c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [67] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes3.classifiedspans.txt
new file mode 100644
index 0000000000..cc105edc94
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes3.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [69] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [13] )
+Code span at (22:0,22 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [13] )
+Markup span at (41:0,41 [5] ) (Accepts:Any) - Parent: Markup block at (41:0,41 [12] )
+Markup span at (46:0,46 [1] ) (Accepts:None) - Parent: Markup block at (46:0,46 [2] )
+Markup span at (47:0,47 [1] ) (Accepts:None) - Parent: Markup block at (46:0,46 [2] )
+Markup span at (48:0,48 [5] ) (Accepts:Any) - Parent: Markup block at (41:0,41 [12] )
+Markup span at (54:0,54 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [69] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes3.taghelperspans.txt
new file mode 100644
index 0000000000..ff9e419de7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [69] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes4.classifiedspans.txt
new file mode 100644
index 0000000000..c840aeadf5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes4.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [44] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [13] )
+Code span at (22:0,22 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [13] )
+Markup span at (35:0,35 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [44] )
+Markup span at (44:0,44 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [96] )
+Markup span at (54:0,54 [10] ) (Accepts:Any) - Parent: Tag block at (45:0,45 [51] )
+Transition span at (73:0,73 [1] ) (Accepts:None) - Parent: Expression block at (73:0,73 [13] )
+Code span at (74:0,74 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (73:0,73 [13] )
+Markup span at (87:0,87 [5] ) (Accepts:Any) - Parent: Tag block at (45:0,45 [51] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes4.taghelperspans.txt
new file mode 100644
index 0000000000..bddced97ea
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [44] ) - ptaghelper
+TagHelper span at (45:0,45 [51] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes5.classifiedspans.txt
new file mode 100644
index 0000000000..1665645fe5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes5.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (9:0,9 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [117] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [13] )
+Code span at (22:0,22 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [13] )
+Markup span at (41:0,41 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [117] )
+Markup span at (52:0,52 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [117] )
+Markup span at (64:0,64 [7] ) (Accepts:Any) - Parent: Tag block at (64:0,64 [20] )
+Markup span at (71:0,71 [8] ) (Accepts:Any) - Parent: Markup block at (71:0,71 [12] )
+Markup span at (79:0,79 [3] ) (Accepts:Any) - Parent: Markup block at (71:0,71 [12] )
+Markup span at (82:0,82 [1] ) (Accepts:Any) - Parent: Markup block at (71:0,71 [12] )
+Markup span at (83:0,83 [1] ) (Accepts:Any) - Parent: Tag block at (64:0,64 [20] )
+Markup span at (84:0,84 [20] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [117] )
+Markup span at (104:0,104 [9] ) (Accepts:Any) - Parent: Tag block at (104:0,104 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes5.taghelperspans.txt
new file mode 100644
index 0000000000..dc61572b3f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperBlockRewriterTest/TagHelperParseTreeRewriter_RewritesTagHelpersWithQuotelessAttributes5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [117] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers1.classifiedspans.txt
new file mode 100644
index 0000000000..4f69cb3f10
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers1.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers10.classifiedspans.txt
new file mode 100644
index 0000000000..df2aec385d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers10.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [47] )
+Markup span at (21:0,21 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [47] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers10.taghelperspans.txt
new file mode 100644
index 0000000000..a1b89d4d45
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [47] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers11.classifiedspans.txt
new file mode 100644
index 0000000000..b824ad55f1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers11.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (17:0,17 [1] ) (Accepts:None) - Parent: Expression block at (17:0,17 [13] )
+Code span at (18:0,18 [12] ) (Accepts:AnyExceptNewline) - Parent: Expression block at (17:0,17 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers11.taghelperspans.txt
new file mode 100644
index 0000000000..33b53566f1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [34] ) - mythTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers2.classifiedspans.txt
new file mode 100644
index 0000000000..022d559da1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers2.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [16] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Markup span at (21:0,21 [6] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers3.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers3.taghelperspans.txt
new file mode 100644
index 0000000000..20562b3e6b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [11] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers4.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers4.taghelperspans.txt
new file mode 100644
index 0000000000..6dfea7ba4f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [19] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers5.classifiedspans.txt
new file mode 100644
index 0000000000..e868b55b3e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (9:0,9 [10] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [10] )
+Markup span at (19:0,19 [11] ) (Accepts:Any) - Parent: Tag block at (19:0,19 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers5.taghelperspans.txt
new file mode 100644
index 0000000000..9a9154c80d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [40] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers6.classifiedspans.txt
new file mode 100644
index 0000000000..d9e9a04dc1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers6.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [12] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [12] )
+Markup span at (2:0,2 [10] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers7.classifiedspans.txt
new file mode 100644
index 0000000000..59cd08d3b5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers7.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [10] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [10] )
+Markup span at (2:0,2 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [10] )
+Markup span at (10:0,10 [2] ) (Accepts:Any) - Parent: Tag block at (10:0,10 [11] )
+MetaCode span at (12:0,12 [1] ) (Accepts:None) - Parent: Tag block at (10:0,10 [11] )
+Markup span at (13:0,13 [8] ) (Accepts:Any) - Parent: Tag block at (10:0,10 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers8.classifiedspans.txt
new file mode 100644
index 0000000000..3bc0454091
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers8.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [23] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers8.taghelperspans.txt
new file mode 100644
index 0000000000..17b38715bc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [23] ) - mythTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers9.classifiedspans.txt
new file mode 100644
index 0000000000..7898d0d47e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers9.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (17:0,17 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers9.taghelperspans.txt
new file mode 100644
index 0000000000..fba983601b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsPrefixedTagHelpers9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [24] ) - mythTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorCommentsAsChildren.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorCommentsAsChildren.classifiedspans.txt
new file mode 100644
index 0000000000..72a6a954d3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorCommentsAsChildren.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [3] )
+Markup span at (6:0,6 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [26] )
+Markup span at (10:0,10 [4] ) (Accepts:Any) - Parent: Tag block at (10:0,10 [4] )
+Transition span at (14:0,14 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [8] )
+MetaCode span at (15:0,15 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [8] )
+Comment span at (16:0,16 [4] ) (Accepts:Any) - Parent: Comment block at (14:0,14 [8] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [8] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Comment block at (14:0,14 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorCommentsAsChildren.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorCommentsAsChildren.taghelperspans.txt
new file mode 100644
index 0000000000..41a4059c21
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorCommentsAsChildren.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [26] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorMarkupInHtmlComment.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorMarkupInHtmlComment.classifiedspans.txt
new file mode 100644
index 0000000000..904b971906
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorMarkupInHtmlComment.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [3] )
+Markup span at (6:0,6 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [37] )
+Markup span at (10:0,10 [4] ) (Accepts:Any) - Parent: Tag block at (10:0,10 [4] )
+Markup span at (14:0,14 [4] ) (Accepts:None) - Parent: HtmlComment block at (14:0,14 [19] )
+Markup span at (18:0,18 [6] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (14:0,14 [19] )
+Transition span at (24:0,24 [1] ) (Accepts:None) - Parent: Expression block at (24:0,24 [6] )
+Code span at (25:0,25 [5] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (24:0,24 [6] )
+Markup span at (30:0,30 [3] ) (Accepts:None) - Parent: HtmlComment block at (14:0,14 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorMarkupInHtmlComment.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorMarkupInHtmlComment.taghelperspans.txt
new file mode 100644
index 0000000000..01ef9b42cc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsRazorMarkupInHtmlComment.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [37] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsSimpleHtmlCommentsAsChildren.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsSimpleHtmlCommentsAsChildren.classifiedspans.txt
new file mode 100644
index 0000000000..cef1544567
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsSimpleHtmlCommentsAsChildren.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [3] )
+Markup span at (6:0,6 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [36] )
+Markup span at (10:0,10 [4] ) (Accepts:Any) - Parent: Tag block at (10:0,10 [4] )
+Markup span at (14:0,14 [4] ) (Accepts:None) - Parent: HtmlComment block at (14:0,14 [18] )
+Markup span at (18:0,18 [11] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (14:0,14 [18] )
+Markup span at (29:0,29 [3] ) (Accepts:None) - Parent: HtmlComment block at (14:0,14 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsSimpleHtmlCommentsAsChildren.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsSimpleHtmlCommentsAsChildren.taghelperspans.txt
new file mode 100644
index 0000000000..af2c446e1f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsSimpleHtmlCommentsAsChildren.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [36] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag1.classifiedspans.txt
new file mode 100644
index 0000000000..e473d0582c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag1.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [22] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [22] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [22] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (20:0,20 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [20] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag2.classifiedspans.txt
new file mode 100644
index 0000000000..a20ec606c8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag2.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [30] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [30] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (20:0,20 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (21:0,21 [2] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [8] )
+MetaCode span at (23:0,23 [1] ) (Accepts:None) - Parent: Tag block at (21:0,21 [8] )
+Markup span at (24:0,24 [5] ) (Accepts:None) - Parent: Tag block at (21:0,21 [8] )
+Code span at (29:0,29 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [30] )
+MetaCode span at (29:0,29 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [30] )
+Markup span at (30:0,30 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag3.classifiedspans.txt
new file mode 100644
index 0000000000..f4c2992c67
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag3.classifiedspans.txt
@@ -0,0 +1,17 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [47] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [47] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [47] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (20:0,20 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (21:0,21 [17] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [44] )
+Markup span at (38:0,38 [2] ) (Accepts:Any) - Parent: Tag block at (38:0,38 [8] )
+MetaCode span at (40:0,40 [1] ) (Accepts:None) - Parent: Tag block at (38:0,38 [8] )
+Markup span at (41:0,41 [5] ) (Accepts:None) - Parent: Tag block at (38:0,38 [8] )
+Code span at (46:0,46 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [47] )
+MetaCode span at (46:0,46 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [47] )
+Markup span at (47:0,47 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [47] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag4.classifiedspans.txt
new file mode 100644
index 0000000000..3c3a95f854
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag4.classifiedspans.txt
@@ -0,0 +1,19 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [47] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [47] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [47] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [36] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [36] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [36] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [18] )
+Markup span at (16:0,16 [4] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [18] )
+Markup span at (20:0,20 [5] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [18] )
+Markup span at (25:0,25 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [18] )
+Markup span at (26:0,26 [8] ) (Accepts:Any) - Parent: Markup block at (26:0,26 [11] )
+Markup span at (34:0,34 [3] ) (Accepts:Any) - Parent: Markup block at (26:0,26 [11] )
+Markup span at (37:0,37 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [36] )
+Markup span at (38:0,38 [2] ) (Accepts:Any) - Parent: Tag block at (38:0,38 [8] )
+MetaCode span at (40:0,40 [1] ) (Accepts:None) - Parent: Tag block at (38:0,38 [8] )
+Markup span at (41:0,41 [5] ) (Accepts:None) - Parent: Tag block at (38:0,38 [8] )
+Code span at (46:0,46 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [47] )
+MetaCode span at (46:0,46 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [47] )
+Markup span at (47:0,47 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [47] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag5.classifiedspans.txt
new file mode 100644
index 0000000000..b856d8398b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithAttributeTextTag5.classifiedspans.txt
@@ -0,0 +1,20 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [50] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [50] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [50] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [39] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [39] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [39] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [32] )
+Markup span at (16:0,16 [4] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [32] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (20:0,20 [14] )
+Transition span at (21:0,21 [1] ) (Accepts:None) - Parent: Expression block at (21:0,21 [13] )
+Code span at (22:0,22 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (21:0,21 [13] )
+Markup span at (34:0,34 [5] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [32] )
+Markup span at (39:0,39 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [32] )
+Markup span at (40:0,40 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [39] )
+Markup span at (41:0,41 [2] ) (Accepts:Any) - Parent: Tag block at (41:0,41 [8] )
+MetaCode span at (43:0,43 [1] ) (Accepts:None) - Parent: Tag block at (41:0,41 [8] )
+Markup span at (44:0,44 [5] ) (Accepts:None) - Parent: Tag block at (41:0,41 [8] )
+Code span at (49:0,49 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [50] )
+MetaCode span at (49:0,49 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [50] )
+Markup span at (50:0,50 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [50] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag1.classifiedspans.txt
new file mode 100644
index 0000000000..4c82a55e34
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag1.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [10] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [10] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [10] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (4:0,4 [5] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (9:0,9 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag2.classifiedspans.txt
new file mode 100644
index 0000000000..d849d367fe
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag2.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (2:0,2 [2] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [8] )
+MetaCode span at (4:0,4 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [8] )
+Markup span at (5:0,5 [5] ) (Accepts:None) - Parent: Tag block at (2:0,2 [8] )
+Code span at (10:0,10 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (11:0,11 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag3.classifiedspans.txt
new file mode 100644
index 0000000000..8c4834386d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag3.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [18] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [18] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [18] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (4:0,4 [5] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (9:0,9 [2] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [8] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Tag block at (9:0,9 [8] )
+Markup span at (12:0,12 [5] ) (Accepts:None) - Parent: Tag block at (9:0,9 [8] )
+Code span at (17:0,17 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [18] )
+MetaCode span at (17:0,17 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [18] )
+Markup span at (18:0,18 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag4.classifiedspans.txt
new file mode 100644
index 0000000000..8e4cc26c88
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag4.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (4:0,4 [5] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (9:0,9 [16] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [31] )
+Markup span at (25:0,25 [2] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [8] )
+MetaCode span at (27:0,27 [1] ) (Accepts:None) - Parent: Tag block at (25:0,25 [8] )
+Markup span at (28:0,28 [5] ) (Accepts:None) - Parent: Tag block at (25:0,25 [8] )
+Code span at (33:0,33 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (33:0,33 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (34:0,34 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag5.classifiedspans.txt
new file mode 100644
index 0000000000..bceaf09553
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag5.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (4:0,4 [5] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (9:0,9 [7] ) (Accepts:None) - Parent: Tag block at (9:0,9 [7] )
+Code span at (16:0,16 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [17] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+Markup span at (17:0,17 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag6.classifiedspans.txt
new file mode 100644
index 0000000000..7238792f84
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag6.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+Transition span at (2:0,2 [6] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (8:0,8 [2] ) (Accepts:None) - Parent: Tag block at (8:0,8 [8] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Tag block at (8:0,8 [8] )
+Markup span at (11:0,11 [5] ) (Accepts:None) - Parent: Tag block at (8:0,8 [8] )
+Code span at (16:0,16 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [17] )
+MetaCode span at (16:0,16 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+Markup span at (17:0,17 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag7.classifiedspans.txt
new file mode 100644
index 0000000000..e4ec1ec100
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag7.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (4:0,4 [5] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (22:0,22 [2] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [8] )
+MetaCode span at (24:0,24 [1] ) (Accepts:None) - Parent: Tag block at (22:0,22 [8] )
+Markup span at (25:0,25 [5] ) (Accepts:None) - Parent: Tag block at (22:0,22 [8] )
+Code span at (30:0,30 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [31] )
+MetaCode span at (30:0,30 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [31] )
+Markup span at (31:0,31 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag7.taghelperspans.txt
new file mode 100644
index 0000000000..9f67aaf5a4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (9:0,9 [13] ) - texttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag8.classifiedspans.txt
new file mode 100644
index 0000000000..59148a4a02
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag8.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Transition span at (2:0,2 [6] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (8:0,8 [1] ) (Accepts:None) - Parent: Tag block at (8:0,8 [7] )
+MetaCode span at (9:0,9 [1] ) (Accepts:None) - Parent: Tag block at (8:0,8 [7] )
+Markup span at (10:0,10 [5] ) (Accepts:None) - Parent: Tag block at (8:0,8 [7] )
+Markup span at (15:0,15 [2] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [8] )
+MetaCode span at (17:0,17 [1] ) (Accepts:None) - Parent: Tag block at (15:0,15 [8] )
+Markup span at (18:0,18 [5] ) (Accepts:None) - Parent: Tag block at (15:0,15 [8] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [22] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag9.classifiedspans.txt
new file mode 100644
index 0000000000..b311f8f748
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForCompleteTextTagInCSharpBlock_WithBlockTextTag9.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (4:0,4 [5] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (9:0,9 [2] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [8] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Tag block at (9:0,9 [8] )
+Markup span at (12:0,12 [5] ) (Accepts:None) - Parent: Tag block at (9:0,9 [8] )
+Markup span at (17:0,17 [7] ) (Accepts:None) - Parent: Tag block at (17:0,17 [7] )
+Code span at (24:0,24 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+MetaCode span at (24:0,24 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
+Markup span at (25:0,25 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML1.classifiedspans.txt
new file mode 100644
index 0000000000..68230d2f76
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML1.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML2.classifiedspans.txt
new file mode 100644
index 0000000000..108c031df7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML2.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML3.classifiedspans.txt
new file mode 100644
index 0000000000..9bdd5fbf73
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML3.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (2:0,2 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML4.classifiedspans.txt
new file mode 100644
index 0000000000..30af8ce509
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML4.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [10] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [10] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [10] )
+Markup span at (3:0,3 [7] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML5.classifiedspans.txt
new file mode 100644
index 0000000000..9c594e7ceb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML5.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [14] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [11] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML6.classifiedspans.txt
new file mode 100644
index 0000000000..dd532d116d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML6.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [15] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [15] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [15] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML7.classifiedspans.txt
new file mode 100644
index 0000000000..524195f446
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTML7.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (15:0,15 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock1.classifiedspans.txt
new file mode 100644
index 0000000000..e2f572686f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock1.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [5] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [5] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [3] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [3] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock2.classifiedspans.txt
new file mode 100644
index 0000000000..269e709b18
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock2.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [6] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [6] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [6] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [4] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock3.classifiedspans.txt
new file mode 100644
index 0000000000..3686f93385
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock3.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [8] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [8] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [6] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (4:0,4 [3] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (7:0,7 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock4.classifiedspans.txt
new file mode 100644
index 0000000000..ae931de581
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock4.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [13] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [13] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [13] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [11] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [11] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [11] )
+Markup span at (5:0,5 [7] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [8] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock5.classifiedspans.txt
new file mode 100644
index 0000000000..497c2da8bf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock5.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [17] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [15] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [15] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [15] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock6.classifiedspans.txt
new file mode 100644
index 0000000000..7280874c3d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock6.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [17] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [17] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [17] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [14] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [14] )
+Markup span at (16:0,16 [1] ) (Accepts:None) - Parent: Markup block at (16:0,16 [2] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Markup block at (16:0,16 [2] )
+Markup span at (18:0,18 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock7.classifiedspans.txt
new file mode 100644
index 0000000000..f1e91016d8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock7.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [18] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [18] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [18] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock8.classifiedspans.txt
new file mode 100644
index 0000000000..a5183e69ea
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteHTMLInCSharpBlock8.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [18] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [18] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [18] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (17:0,17 [2] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [18] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (19:0,19 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock1.classifiedspans.txt
new file mode 100644
index 0000000000..f4f4680be7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock1.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [9] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [9] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [7] )
+Markup span at (4:0,4 [5] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock2.classifiedspans.txt
new file mode 100644
index 0000000000..18195965b2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock2.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [9] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [9] )
+Markup span at (4:0,4 [6] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [9] )
+Markup span at (10:0,10 [1] ) (Accepts:Any) - Parent: Markup block at (10:0,10 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock3.classifiedspans.txt
new file mode 100644
index 0000000000..0e8da83799
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock3.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [16] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [14] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [14] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [14] )
+Markup span at (8:0,8 [7] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [8] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock4.classifiedspans.txt
new file mode 100644
index 0000000000..c8e364dcaf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock4.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [20] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [20] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [18] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [18] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [18] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (16:0,16 [4] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock5.classifiedspans.txt
new file mode 100644
index 0000000000..e0c99a858b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock5.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [21] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [21] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [19] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (20:0,20 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock6.classifiedspans.txt
new file mode 100644
index 0000000000..20509e6706
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptForIncompleteTextTagInCSharpBlock6.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [23] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [23] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [21] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [21] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [21] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (8:0,8 [12] )
+Markup span at (20:0,20 [2] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [21] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData1.classifiedspans.txt
new file mode 100644
index 0000000000..e4c8d0d243
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData1.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (18:0,18 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData2.classifiedspans.txt
new file mode 100644
index 0000000000..cf364bf3b2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData2.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (18:0,18 [5] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Tag block at (18:0,18 [5] )
+Markup span at (21:0,21 [2] ) (Accepts:None) - Parent: Tag block at (18:0,18 [5] )
+Code span at (23:0,23 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [24] )
+MetaCode span at (23:0,23 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [24] )
+Markup span at (24:0,24 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData3.classifiedspans.txt
new file mode 100644
index 0000000000..60b9da83b0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData3.classifiedspans.txt
@@ -0,0 +1,17 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (13:0,13 [3] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [12] )
+Markup span at (17:0,17 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [16] )
+Markup span at (18:0,18 [17] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [38] )
+Markup span at (35:0,35 [2] ) (Accepts:Any) - Parent: Tag block at (35:0,35 [5] )
+MetaCode span at (37:0,37 [1] ) (Accepts:None) - Parent: Tag block at (35:0,35 [5] )
+Markup span at (38:0,38 [2] ) (Accepts:None) - Parent: Tag block at (35:0,35 [5] )
+Code span at (40:0,40 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (40:0,40 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (41:0,41 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData4.classifiedspans.txt
new file mode 100644
index 0000000000..f3fec76103
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData4.classifiedspans.txt
@@ -0,0 +1,19 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [33] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [33] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [33] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [18] )
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [18] )
+Markup span at (17:0,17 [5] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [18] )
+Markup span at (22:0,22 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [18] )
+Markup span at (23:0,23 [8] ) (Accepts:Any) - Parent: Markup block at (23:0,23 [11] )
+Markup span at (31:0,31 [3] ) (Accepts:Any) - Parent: Markup block at (23:0,23 [11] )
+Markup span at (34:0,34 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [33] )
+Markup span at (35:0,35 [2] ) (Accepts:Any) - Parent: Tag block at (35:0,35 [5] )
+MetaCode span at (37:0,37 [1] ) (Accepts:None) - Parent: Tag block at (35:0,35 [5] )
+Markup span at (38:0,38 [2] ) (Accepts:None) - Parent: Tag block at (35:0,35 [5] )
+Code span at (40:0,40 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [41] )
+MetaCode span at (40:0,40 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [41] )
+Markup span at (41:0,41 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData5.classifiedspans.txt
new file mode 100644
index 0000000000..b84f524679
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithAttributeData5.classifiedspans.txt
@@ -0,0 +1,20 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [36] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [36] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [36] )
+Markup span at (5:0,5 [8] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [32] )
+Markup span at (13:0,13 [4] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [32] )
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Markup block at (17:0,17 [14] )
+Transition span at (18:0,18 [1] ) (Accepts:None) - Parent: Expression block at (18:0,18 [13] )
+Code span at (19:0,19 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (18:0,18 [13] )
+Markup span at (31:0,31 [5] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [32] )
+Markup span at (36:0,36 [1] ) (Accepts:Any) - Parent: Markup block at (5:0,5 [32] )
+Markup span at (37:0,37 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [36] )
+Markup span at (38:0,38 [2] ) (Accepts:Any) - Parent: Tag block at (38:0,38 [5] )
+MetaCode span at (40:0,40 [1] ) (Accepts:None) - Parent: Tag block at (38:0,38 [5] )
+Markup span at (41:0,41 [2] ) (Accepts:None) - Parent: Tag block at (38:0,38 [5] )
+Code span at (43:0,43 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [44] )
+MetaCode span at (43:0,43 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [44] )
+Markup span at (44:0,44 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData1.classifiedspans.txt
new file mode 100644
index 0000000000..17ced29a2c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData1.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [7] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [7] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [7] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [4] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (6:0,6 [1] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData10.classifiedspans.txt
new file mode 100644
index 0000000000..7e92920d2b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData10.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
+Markup span at (10:0,10 [2] ) (Accepts:Any) - Parent: Tag block at (10:0,10 [5] )
+MetaCode span at (12:0,12 [1] ) (Accepts:None) - Parent: Tag block at (10:0,10 [5] )
+Markup span at (13:0,13 [2] ) (Accepts:None) - Parent: Tag block at (10:0,10 [5] )
+Markup span at (15:0,15 [9] ) (Accepts:None) - Parent: Tag block at (15:0,15 [9] )
+Code span at (24:0,24 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [25] )
+MetaCode span at (24:0,24 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [25] )
+Markup span at (25:0,25 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData10.taghelperspans.txt
new file mode 100644
index 0000000000..b716a36b7f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [13] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData11.classifiedspans.txt
new file mode 100644
index 0000000000..a52c9fcb71
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData11.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Tag block at (19:0,19 [4] )
+MetaCode span at (20:0,20 [1] ) (Accepts:None) - Parent: Tag block at (19:0,19 [4] )
+Markup span at (21:0,21 [2] ) (Accepts:None) - Parent: Tag block at (19:0,19 [4] )
+Markup span at (23:0,23 [2] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [5] )
+MetaCode span at (25:0,25 [1] ) (Accepts:None) - Parent: Tag block at (23:0,23 [5] )
+Markup span at (26:0,26 [2] ) (Accepts:None) - Parent: Tag block at (23:0,23 [5] )
+Code span at (28:0,28 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [29] )
+MetaCode span at (28:0,28 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [29] )
+Markup span at (29:0,29 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData11.taghelperspans.txt
new file mode 100644
index 0000000000..92502ed333
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [17] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData12.classifiedspans.txt
new file mode 100644
index 0000000000..54f4240fc7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData12.classifiedspans.txt
@@ -0,0 +1,16 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [42] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
+Markup span at (13:0,13 [2] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [10] )
+MetaCode span at (15:0,15 [1] ) (Accepts:None) - Parent: Tag block at (13:0,13 [10] )
+Markup span at (16:0,16 [7] ) (Accepts:None) - Parent: Tag block at (13:0,13 [10] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [4] )
+MetaCode span at (24:0,24 [1] ) (Accepts:None) - Parent: Tag block at (23:0,23 [4] )
+Markup span at (25:0,25 [2] ) (Accepts:None) - Parent: Tag block at (23:0,23 [4] )
+Markup span at (27:0,27 [9] ) (Accepts:None) - Parent: Tag block at (27:0,27 [9] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [5] )
+MetaCode span at (38:0,38 [1] ) (Accepts:None) - Parent: Tag block at (36:0,36 [5] )
+Markup span at (39:0,39 [2] ) (Accepts:None) - Parent: Tag block at (36:0,36 [5] )
+Code span at (41:0,41 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [42] )
+MetaCode span at (41:0,41 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [42] )
+Markup span at (42:0,42 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [42] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData12.taghelperspans.txt
new file mode 100644
index 0000000000..0357429d3d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData12.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (2:0,2 [21] ) - ptaghelper
+TagHelper span at (5:0,5 [18] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData2.classifiedspans.txt
new file mode 100644
index 0000000000..5841f5eb8b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData2.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [8] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [8] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [8] )
+Markup span at (2:0,2 [2] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [5] )
+MetaCode span at (4:0,4 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [5] )
+Markup span at (5:0,5 [2] ) (Accepts:None) - Parent: Tag block at (2:0,2 [5] )
+Code span at (7:0,7 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [8] )
+MetaCode span at (7:0,7 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [8] )
+Markup span at (8:0,8 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData3.classifiedspans.txt
new file mode 100644
index 0000000000..87859bb82c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData3.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [12] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [12] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [12] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [4] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (6:0,6 [2] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [5] )
+MetaCode span at (8:0,8 [1] ) (Accepts:None) - Parent: Tag block at (6:0,6 [5] )
+Markup span at (9:0,9 [2] ) (Accepts:None) - Parent: Tag block at (6:0,6 [5] )
+Code span at (11:0,11 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [12] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [12] )
+Markup span at (12:0,12 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData4.classifiedspans.txt
new file mode 100644
index 0000000000..d09cd360c0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData4.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [28] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [4] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (6:0,6 [16] ) (Accepts:Any) - Parent: Markup block at (2:0,2 [25] )
+Markup span at (22:0,22 [2] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [5] )
+MetaCode span at (24:0,24 [1] ) (Accepts:None) - Parent: Tag block at (22:0,22 [5] )
+Markup span at (25:0,25 [2] ) (Accepts:None) - Parent: Tag block at (22:0,22 [5] )
+Code span at (27:0,27 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [28] )
+MetaCode span at (27:0,27 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [28] )
+Markup span at (28:0,28 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData5.classifiedspans.txt
new file mode 100644
index 0000000000..bde99188a2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData5.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [4] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (6:0,6 [4] ) (Accepts:None) - Parent: Tag block at (6:0,6 [4] )
+Code span at (10:0,10 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (11:0,11 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData6.classifiedspans.txt
new file mode 100644
index 0000000000..894887f157
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData6.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (5:0,5 [2] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [5] )
+MetaCode span at (7:0,7 [1] ) (Accepts:None) - Parent: Tag block at (5:0,5 [5] )
+Markup span at (8:0,8 [2] ) (Accepts:None) - Parent: Tag block at (5:0,5 [5] )
+Code span at (10:0,10 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [11] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [11] )
+Markup span at (11:0,11 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [11] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData6.taghelperspans.txt
new file mode 100644
index 0000000000..c896ab151f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [8] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData7.classifiedspans.txt
new file mode 100644
index 0000000000..6e8f3d69b4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData7.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+Markup span at (5:0,5 [1] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [4] )
+MetaCode span at (6:0,6 [1] ) (Accepts:None) - Parent: Tag block at (5:0,5 [4] )
+Markup span at (7:0,7 [2] ) (Accepts:None) - Parent: Tag block at (5:0,5 [4] )
+Markup span at (9:0,9 [2] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [5] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Tag block at (9:0,9 [5] )
+Markup span at (12:0,12 [2] ) (Accepts:None) - Parent: Tag block at (9:0,9 [5] )
+Code span at (18:0,18 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [19] )
+MetaCode span at (18:0,18 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [19] )
+Markup span at (19:0,19 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData7.taghelperspans.txt
new file mode 100644
index 0000000000..9ac9825e33
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [16] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData8.classifiedspans.txt
new file mode 100644
index 0000000000..761b9a637b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData8.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [15] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [15] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [15] )
+Markup span at (5:0,5 [1] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [4] )
+MetaCode span at (6:0,6 [1] ) (Accepts:None) - Parent: Tag block at (5:0,5 [4] )
+Markup span at (7:0,7 [2] ) (Accepts:None) - Parent: Tag block at (5:0,5 [4] )
+Markup span at (9:0,9 [2] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [5] )
+MetaCode span at (11:0,11 [1] ) (Accepts:None) - Parent: Tag block at (9:0,9 [5] )
+Markup span at (12:0,12 [2] ) (Accepts:None) - Parent: Tag block at (9:0,9 [5] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData8.taghelperspans.txt
new file mode 100644
index 0000000000..c2ab529dc8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (2:0,2 [13] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData9.classifiedspans.txt
new file mode 100644
index 0000000000..3c85657a46
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutCSharp_WithBlockData9.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [16] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (2:0,2 [4] )
+MetaCode span at (3:0,3 [1] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:None) - Parent: Tag block at (2:0,2 [4] )
+Markup span at (6:0,6 [2] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [5] )
+MetaCode span at (8:0,8 [1] ) (Accepts:None) - Parent: Tag block at (6:0,6 [5] )
+Markup span at (9:0,9 [2] ) (Accepts:None) - Parent: Tag block at (6:0,6 [5] )
+Markup span at (11:0,11 [4] ) (Accepts:None) - Parent: Tag block at (11:0,11 [4] )
+Code span at (15:0,15 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [16] )
+MetaCode span at (15:0,15 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [16] )
+Markup span at (16:0,16 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData1.classifiedspans.txt
new file mode 100644
index 0000000000..db11a2b53b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData1.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData2.classifiedspans.txt
new file mode 100644
index 0000000000..f63db8ffa0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData2.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (16:0,16 [2] ) (Accepts:Any) - Parent: Tag block at (16:0,16 [5] )
+MetaCode span at (18:0,18 [1] ) (Accepts:None) - Parent: Tag block at (16:0,16 [5] )
+Markup span at (19:0,19 [2] ) (Accepts:Any) - Parent: Tag block at (16:0,16 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData3.classifiedspans.txt
new file mode 100644
index 0000000000..581430192a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData3.classifiedspans.txt
@@ -0,0 +1,11 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (11:0,11 [3] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (14:0,14 [1] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [12] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
+Markup span at (16:0,16 [16] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [37] )
+Markup span at (32:0,32 [2] ) (Accepts:Any) - Parent: Tag block at (32:0,32 [5] )
+MetaCode span at (34:0,34 [1] ) (Accepts:None) - Parent: Tag block at (32:0,32 [5] )
+Markup span at (35:0,35 [2] ) (Accepts:Any) - Parent: Tag block at (32:0,32 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData4.classifiedspans.txt
new file mode 100644
index 0000000000..019a92647a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData4.classifiedspans.txt
@@ -0,0 +1,13 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [33] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [18] )
+Markup span at (11:0,11 [4] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [18] )
+Markup span at (15:0,15 [5] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [18] )
+Markup span at (20:0,20 [1] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [18] )
+Markup span at (21:0,21 [8] ) (Accepts:Any) - Parent: Markup block at (21:0,21 [11] )
+Markup span at (29:0,29 [3] ) (Accepts:Any) - Parent: Markup block at (21:0,21 [11] )
+Markup span at (32:0,32 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
+Markup span at (33:0,33 [2] ) (Accepts:Any) - Parent: Tag block at (33:0,33 [5] )
+MetaCode span at (35:0,35 [1] ) (Accepts:None) - Parent: Tag block at (33:0,33 [5] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Tag block at (33:0,33 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData5.classifiedspans.txt
new file mode 100644
index 0000000000..bce20a79ac
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithAttributeData5.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [36] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [36] )
+Markup span at (2:0,2 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [36] )
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [32] )
+Markup span at (11:0,11 [4] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [32] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (15:0,15 [14] )
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Expression block at (16:0,16 [13] )
+Code span at (17:0,17 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (16:0,16 [13] )
+Markup span at (29:0,29 [5] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [32] )
+Markup span at (34:0,34 [1] ) (Accepts:Any) - Parent: Markup block at (3:0,3 [32] )
+Markup span at (35:0,35 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [36] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [5] )
+MetaCode span at (38:0,38 [1] ) (Accepts:None) - Parent: Tag block at (36:0,36 [5] )
+Markup span at (39:0,39 [2] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData1.classifiedspans.txt
new file mode 100644
index 0000000000..a5d0c98f58
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData1.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (2:0,2 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData10.classifiedspans.txt
new file mode 100644
index 0000000000..7c1acf2f61
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData10.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (8:0,8 [2] ) (Accepts:Any) - Parent: Tag block at (8:0,8 [5] )
+MetaCode span at (10:0,10 [1] ) (Accepts:None) - Parent: Tag block at (8:0,8 [5] )
+Markup span at (11:0,11 [2] ) (Accepts:Any) - Parent: Tag block at (8:0,8 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData10.taghelperspans.txt
new file mode 100644
index 0000000000..ba6ff19ad3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [22] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData11.classifiedspans.txt
new file mode 100644
index 0000000000..6ca585931a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData11.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (17:0,17 [1] ) (Accepts:Any) - Parent: Tag block at (17:0,17 [4] )
+MetaCode span at (18:0,18 [1] ) (Accepts:None) - Parent: Tag block at (17:0,17 [4] )
+Markup span at (19:0,19 [2] ) (Accepts:Any) - Parent: Tag block at (17:0,17 [4] )
+Markup span at (21:0,21 [2] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [5] )
+MetaCode span at (23:0,23 [1] ) (Accepts:None) - Parent: Tag block at (21:0,21 [5] )
+Markup span at (24:0,24 [2] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData11.taghelperspans.txt
new file mode 100644
index 0000000000..e9b9c4563b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [17] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData12.classifiedspans.txt
new file mode 100644
index 0000000000..09633f5839
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData12.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (11:0,11 [2] ) (Accepts:Any) - Parent: Tag block at (11:0,11 [10] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Tag block at (11:0,11 [10] )
+Markup span at (14:0,14 [7] ) (Accepts:Any) - Parent: Tag block at (11:0,11 [10] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [4] )
+MetaCode span at (22:0,22 [1] ) (Accepts:None) - Parent: Tag block at (21:0,21 [4] )
+Markup span at (23:0,23 [2] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [4] )
+Markup span at (34:0,34 [2] ) (Accepts:Any) - Parent: Tag block at (34:0,34 [5] )
+MetaCode span at (36:0,36 [1] ) (Accepts:None) - Parent: Tag block at (34:0,34 [5] )
+Markup span at (37:0,37 [2] ) (Accepts:Any) - Parent: Tag block at (34:0,34 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData12.taghelperspans.txt
new file mode 100644
index 0000000000..cfe3d3fa3b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData12.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [39] ) - ptaghelper
+TagHelper span at (3:0,3 [31] ) - strongtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData2.classifiedspans.txt
new file mode 100644
index 0000000000..8fa95e872f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData2.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+MetaCode span at (2:0,2 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData3.classifiedspans.txt
new file mode 100644
index 0000000000..4c275ff050
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData3.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (2:0,2 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [5] )
+MetaCode span at (6:0,6 [1] ) (Accepts:None) - Parent: Tag block at (4:0,4 [5] )
+Markup span at (7:0,7 [2] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData4.classifiedspans.txt
new file mode 100644
index 0000000000..3997b127d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData4.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (2:0,2 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (4:0,4 [16] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [25] )
+Markup span at (20:0,20 [2] ) (Accepts:Any) - Parent: Tag block at (20:0,20 [5] )
+MetaCode span at (22:0,22 [1] ) (Accepts:None) - Parent: Tag block at (20:0,20 [5] )
+Markup span at (23:0,23 [2] ) (Accepts:Any) - Parent: Tag block at (20:0,20 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData5.classifiedspans.txt
new file mode 100644
index 0000000000..ccea3d9b24
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData5.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (2:0,2 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (4:0,4 [4] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData6.classifiedspans.txt
new file mode 100644
index 0000000000..d7c40f6239
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData6.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [5] )
+MetaCode span at (5:0,5 [1] ) (Accepts:None) - Parent: Tag block at (3:0,3 [5] )
+Markup span at (6:0,6 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData6.taghelperspans.txt
new file mode 100644
index 0000000000..7b15d972a8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [8] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData7.classifiedspans.txt
new file mode 100644
index 0000000000..5f18fc72f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData7.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (3:0,3 [1] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [4] )
+MetaCode span at (4:0,4 [1] ) (Accepts:None) - Parent: Tag block at (3:0,3 [4] )
+Markup span at (5:0,5 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [4] )
+Markup span at (7:0,7 [2] ) (Accepts:Any) - Parent: Tag block at (7:0,7 [5] )
+MetaCode span at (9:0,9 [1] ) (Accepts:None) - Parent: Tag block at (7:0,7 [5] )
+Markup span at (10:0,10 [2] ) (Accepts:Any) - Parent: Tag block at (7:0,7 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData7.taghelperspans.txt
new file mode 100644
index 0000000000..52dba16922
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [16] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData8.classifiedspans.txt
new file mode 100644
index 0000000000..5f18fc72f8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData8.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (3:0,3 [1] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [4] )
+MetaCode span at (4:0,4 [1] ) (Accepts:None) - Parent: Tag block at (3:0,3 [4] )
+Markup span at (5:0,5 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [4] )
+Markup span at (7:0,7 [2] ) (Accepts:Any) - Parent: Tag block at (7:0,7 [5] )
+MetaCode span at (9:0,9 [1] ) (Accepts:None) - Parent: Tag block at (7:0,7 [5] )
+Markup span at (10:0,10 [2] ) (Accepts:Any) - Parent: Tag block at (7:0,7 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData8.taghelperspans.txt
new file mode 100644
index 0000000000..7cc635f45e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [12] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData9.classifiedspans.txt
new file mode 100644
index 0000000000..bd0517f735
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_AllowsTagHelperElementOptOutHTML_WithBlockData9.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (2:0,2 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [4] )
+Markup span at (4:0,4 [2] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [5] )
+MetaCode span at (6:0,6 [1] ) (Accepts:None) - Parent: Tag block at (4:0,4 [5] )
+Markup span at (7:0,7 [2] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [5] )
+Markup span at (9:0,9 [4] ) (Accepts:Any) - Parent: Tag block at (9:0,9 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleInvalidChildrenWithWhitespace.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleInvalidChildrenWithWhitespace.classifiedspans.txt
new file mode 100644
index 0000000000..6b69df9374
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleInvalidChildrenWithWhitespace.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [53] )
+Markup span at (9:1,4 [8] ) (Accepts:Any) - Parent: Tag block at (9:1,4 [8] )
+Markup span at (17:1,12 [21] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [53] )
+Markup span at (38:3,4 [9] ) (Accepts:Any) - Parent: Tag block at (38:3,4 [9] )
+Markup span at (47:3,13 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [53] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleInvalidChildrenWithWhitespace.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleInvalidChildrenWithWhitespace.taghelperspans.txt
new file mode 100644
index 0000000000..05765431e3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleInvalidChildrenWithWhitespace.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [53] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren.classifiedspans.txt
new file mode 100644
index 0000000000..a9c65f2e8f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (11:0,11 [11] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren.taghelperspans.txt
new file mode 100644
index 0000000000..5b5143529f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [39] ) - PTagHelper1 - PTagHelper2
+TagHelper span at (3:0,3 [28] ) - StrongTagHelper
+TagHelper span at (31:0,31 [4] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren_OneNull.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren_OneNull.classifiedspans.txt
new file mode 100644
index 0000000000..a9c65f2e8f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren_OneNull.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (11:0,11 [11] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren_OneNull.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren_OneNull.taghelperspans.txt
new file mode 100644
index 0000000000..5b5143529f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleMultipleTagHelpersWithAllowedChildren_OneNull.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [39] ) - PTagHelper1 - PTagHelper2
+TagHelper span at (3:0,3 [28] ) - StrongTagHelper
+TagHelper span at (31:0,31 [4] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleStartTagOnlyTagTagMode.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleStartTagOnlyTagTagMode.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleStartTagOnlyTagTagMode.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleStartTagOnlyTagTagMode.taghelperspans.txt
new file mode 100644
index 0000000000..507d5a1ed9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CanHandleStartTagOnlyTagTagMode.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [7] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForInconsistentTagStructures.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForInconsistentTagStructures.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForInconsistentTagStructures.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForInconsistentTagStructures.taghelperspans.txt
new file mode 100644
index 0000000000..aa95134310
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForInconsistentTagStructures.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [7] ) - InputTagHelper1 - InputTagHelper2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForWithoutEndTagTagStructureForEndTags.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForWithoutEndTagTagStructureForEndTags.classifiedspans.txt
new file mode 100644
index 0000000000..da5af92309
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_CreatesErrorForWithoutEndTagTagStructureForEndTags.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_DoesntAllowSimpleHtmlCommentsAsChildrenWhenFeatureFlagIsOff.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_DoesntAllowSimpleHtmlCommentsAsChildrenWhenFeatureFlagIsOff.classifiedspans.txt
new file mode 100644
index 0000000000..1223450113
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_DoesntAllowSimpleHtmlCommentsAsChildrenWhenFeatureFlagIsOff.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (3:0,3 [4] ) (Accepts:None) - Parent: HtmlComment block at (3:0,3 [12] )
+Markup span at (7:0,7 [5] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (3:0,3 [12] )
+Markup span at (12:0,12 [3] ) (Accepts:None) - Parent: HtmlComment block at (3:0,3 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_DoesntAllowSimpleHtmlCommentsAsChildrenWhenFeatureFlagIsOff.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_DoesntAllowSimpleHtmlCommentsAsChildrenWhenFeatureFlagIsOff.taghelperspans.txt
new file mode 100644
index 0000000000..8cb202b9d6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_DoesntAllowSimpleHtmlCommentsAsChildrenWhenFeatureFlagIsOff.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [19] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_FailsForContentWithCommentsAsChildren.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_FailsForContentWithCommentsAsChildren.classifiedspans.txt
new file mode 100644
index 0000000000..e9a5ad8e7b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_FailsForContentWithCommentsAsChildren.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (3:0,3 [4] ) (Accepts:None) - Parent: HtmlComment block at (3:0,3 [12] )
+Markup span at (7:0,7 [5] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (3:0,3 [12] )
+Markup span at (12:0,12 [3] ) (Accepts:None) - Parent: HtmlComment block at (3:0,3 [12] )
+Markup span at (15:0,15 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (19:0,19 [4] ) (Accepts:None) - Parent: HtmlComment block at (19:0,19 [12] )
+Markup span at (23:0,23 [5] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (19:0,19 [12] )
+Markup span at (28:0,28 [3] ) (Accepts:None) - Parent: HtmlComment block at (19:0,19 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_FailsForContentWithCommentsAsChildren.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_FailsForContentWithCommentsAsChildren.taghelperspans.txt
new file mode 100644
index 0000000000..548e779815
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_FailsForContentWithCommentsAsChildren.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [35] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_HandlesMalformedNestedNonTagHelperTags_Correctly.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_HandlesMalformedNestedNonTagHelperTags_Correctly.classifiedspans.txt
new file mode 100644
index 0000000000..d99115005b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_HandlesMalformedNestedNonTagHelperTags_Correctly.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Transition span at (5:0,5 [1] ) (Accepts:None) - Parent: Statement block at (5:0,5 [9] )
+MetaCode span at (6:0,6 [1] ) (Accepts:None) - Parent: Statement block at (5:0,5 [9] )
+Markup span at (7:0,7 [6] ) (Accepts:None) - Parent: Tag block at (7:0,7 [6] )
+Code span at (13:0,13 [0] ) (Accepts:Any) - Parent: Statement block at (5:0,5 [9] )
+MetaCode span at (13:0,13 [1] ) (Accepts:None) - Parent: Statement block at (5:0,5 [9] )
+Markup span at (14:0,14 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_InvalidStructure_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_InvalidStructure_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.classifiedspans.txt
new file mode 100644
index 0000000000..67ad7c62e2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_InvalidStructure_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (6:0,6 [12] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_InvalidStructure_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_InvalidStructure_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.taghelperspans.txt
new file mode 100644
index 0000000000..e3e08d013c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_InvalidStructure_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [25] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.classifiedspans.txt
new file mode 100644
index 0000000000..4e29c0cde5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [26] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [3] )
+Markup span at (18:0,18 [4] ) (Accepts:Any) - Parent: Tag block at (18:0,18 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.taghelperspans.txt
new file mode 100644
index 0000000000..b037dceaab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [26] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.classifiedspans.txt
new file mode 100644
index 0000000000..e59c771002
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [113] )
+Markup span at (22:0,22 [8] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [8] )
+Markup span at (30:0,30 [8] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [8] )
+Markup span at (56:0,56 [2] ) (Accepts:Any) - Parent: Tag block at (38:0,38 [48] )
+Markup span at (60:0,60 [8] ) (Accepts:Any) - Parent: Tag block at (60:0,60 [8] )
+Markup span at (68:0,68 [9] ) (Accepts:Any) - Parent: Tag block at (68:0,68 [9] )
+Markup span at (86:0,86 [9] ) (Accepts:Any) - Parent: Tag block at (86:0,86 [9] )
+Markup span at (95:0,95 [9] ) (Accepts:Any) - Parent: Tag block at (95:0,95 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.taghelperspans.txt
new file mode 100644
index 0000000000..8ea9fb13a5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [113] ) - catchAllTagHelper
+TagHelper span at (38:0,38 [48] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.classifiedspans.txt
new file mode 100644
index 0000000000..f9e18638d4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [48] )
+Markup span at (22:0,22 [8] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [8] )
+Markup span at (30:0,30 [9] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.taghelperspans.txt
new file mode 100644
index 0000000000..f20c5948bd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [48] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.classifiedspans.txt
new file mode 100644
index 0000000000..285c8a6c09
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [43] )
+Markup span at (15:0,15 [8] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [8] )
+Markup span at (23:0,23 [3] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [3] )
+Markup span at (26:0,26 [4] ) (Accepts:Any) - Parent: Tag block at (26:0,26 [4] )
+Markup span at (30:0,30 [9] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.taghelperspans.txt
new file mode 100644
index 0000000000..9980ee41c6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [43] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.classifiedspans.txt
new file mode 100644
index 0000000000..b1ebc6b375
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [55] )
+Markup span at (22:0,22 [3] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [3] )
+Markup span at (25:0,25 [8] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [8] )
+Markup span at (33:0,33 [9] ) (Accepts:Any) - Parent: Tag block at (33:0,33 [9] )
+Markup span at (42:0,42 [4] ) (Accepts:Any) - Parent: Tag block at (42:0,42 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.taghelperspans.txt
new file mode 100644
index 0000000000..14ff8ee19f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [55] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.classifiedspans.txt
new file mode 100644
index 0000000000..40bebc3bdc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [57] )
+Markup span at (33:0,33 [2] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [38] )
+Markup span at (37:0,37 [3] ) (Accepts:Any) - Parent: Tag block at (37:0,37 [3] )
+Markup span at (40:0,40 [4] ) (Accepts:Any) - Parent: Tag block at (40:0,40 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.taghelperspans.txt
new file mode 100644
index 0000000000..2075b5b276
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [57] ) - pTagHelper
+TagHelper span at (15:0,15 [38] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.classifiedspans.txt
new file mode 100644
index 0000000000..0de746f4eb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [67] )
+Markup span at (32:0,32 [3] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [36] )
+Markup span at (37:0,37 [8] ) (Accepts:Any) - Parent: Tag block at (37:0,37 [8] )
+Markup span at (45:0,45 [9] ) (Accepts:Any) - Parent: Tag block at (45:0,45 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.taghelperspans.txt
new file mode 100644
index 0000000000..5986b90415
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [67] ) - catchAllTagHelper
+TagHelper span at (22:0,22 [36] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.classifiedspans.txt
new file mode 100644
index 0000000000..e964e23037
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [45] )
+Markup span at (25:0,25 [3] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [26] )
+Markup span at (30:0,30 [3] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [3] )
+Markup span at (33:0,33 [4] ) (Accepts:Any) - Parent: Tag block at (33:0,33 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.taghelperspans.txt
new file mode 100644
index 0000000000..cf6b225441
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [45] ) - pTagHelper
+TagHelper span at (15:0,15 [26] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.classifiedspans.txt
new file mode 100644
index 0000000000..76cf67d320
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [79] )
+Markup span at (40:0,40 [2] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [48] )
+Markup span at (44:0,44 [8] ) (Accepts:Any) - Parent: Tag block at (44:0,44 [8] )
+Markup span at (52:0,52 [9] ) (Accepts:Any) - Parent: Tag block at (52:0,52 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.taghelperspans.txt
new file mode 100644
index 0000000000..fbb7dffddd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [79] ) - catchAllTagHelper
+TagHelper span at (22:0,22 [48] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.classifiedspans.txt
new file mode 100644
index 0000000000..0e3e22141f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [59] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [3] )
+Markup span at (18:0,18 [3] ) (Accepts:Any) - Parent: Tag block at (18:0,18 [3] )
+Markup span at (31:0,31 [3] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [26] )
+Markup span at (36:0,36 [3] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [3] )
+Markup span at (39:0,39 [4] ) (Accepts:Any) - Parent: Tag block at (39:0,39 [4] )
+Markup span at (47:0,47 [4] ) (Accepts:Any) - Parent: Tag block at (47:0,47 [4] )
+Markup span at (51:0,51 [4] ) (Accepts:Any) - Parent: Tag block at (51:0,51 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.taghelperspans.txt
new file mode 100644
index 0000000000..86c4e400c1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NestedRequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [59] ) - pTagHelper
+TagHelper span at (21:0,21 [26] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NonTagHelperChild_UnderstandsTagHelperPrefixAndAllowedChildren.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NonTagHelperChild_UnderstandsTagHelperPrefixAndAllowedChildren.classifiedspans.txt
new file mode 100644
index 0000000000..bdb0fcc428
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NonTagHelperChild_UnderstandsTagHelperPrefixAndAllowedChildren.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (6:0,6 [8] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [8] )
+Markup span at (14:0,14 [9] ) (Accepts:Any) - Parent: Tag block at (14:0,14 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NonTagHelperChild_UnderstandsTagHelperPrefixAndAllowedChildren.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NonTagHelperChild_UnderstandsTagHelperPrefixAndAllowedChildren.taghelperspans.txt
new file mode 100644
index 0000000000..2e5914e934
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_NonTagHelperChild_UnderstandsTagHelperPrefixAndAllowedChildren.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [30] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RecoversWhenRequiredAttributeMismatchAndRestrictedChildren.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RecoversWhenRequiredAttributeMismatchAndRestrictedChildren.classifiedspans.txt
new file mode 100644
index 0000000000..29554cdec9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RecoversWhenRequiredAttributeMismatchAndRestrictedChildren.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (17:0,17 [8] ) (Accepts:Any) - Parent: Tag block at (17:0,17 [8] )
+Markup span at (25:0,25 [9] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RecoversWhenRequiredAttributeMismatchAndRestrictedChildren.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RecoversWhenRequiredAttributeMismatchAndRestrictedChildren.taghelperspans.txt
new file mode 100644
index 0000000000..43893fed53
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RecoversWhenRequiredAttributeMismatchAndRestrictedChildren.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [43] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly1.classifiedspans.txt
new file mode 100644
index 0000000000..f2fa2a31e2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly1.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly10.classifiedspans.txt
new file mode 100644
index 0000000000..2a68a378d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly10.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (16:0,16 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (27:0,27 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly10.taghelperspans.txt
new file mode 100644
index 0000000000..fcef603dfd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [35] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly2.classifiedspans.txt
new file mode 100644
index 0000000000..864bb27b43
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [14] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly2.taghelperspans.txt
new file mode 100644
index 0000000000..22abb2b118
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [14] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly3.classifiedspans.txt
new file mode 100644
index 0000000000..5835fa9258
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly3.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (16:0,16 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
+Markup span at (27:0,27 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly3.taghelperspans.txt
new file mode 100644
index 0000000000..ea57174e6d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly4.classifiedspans.txt
new file mode 100644
index 0000000000..811b313443
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly4.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly5.classifiedspans.txt
new file mode 100644
index 0000000000..4fcdd1af8c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly5.taghelperspans.txt
new file mode 100644
index 0000000000..26aeee868e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [18] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly6.classifiedspans.txt
new file mode 100644
index 0000000000..2a68a378d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly6.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (16:0,16 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (27:0,27 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly6.taghelperspans.txt
new file mode 100644
index 0000000000..fcef603dfd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [35] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly7.classifiedspans.txt
new file mode 100644
index 0000000000..96cb7028ec
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly7.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly7.taghelperspans.txt
new file mode 100644
index 0000000000..26aeee868e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [18] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly8.classifiedspans.txt
new file mode 100644
index 0000000000..3ca120d8ab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly8.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (16:0,16 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (27:0,27 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (32:0,32 [3] ) (Accepts:Any) - Parent: Tag block at (32:0,32 [3] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly8.taghelperspans.txt
new file mode 100644
index 0000000000..fcef603dfd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [35] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly9.classifiedspans.txt
new file mode 100644
index 0000000000..4fcdd1af8c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly9.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [18] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly9.taghelperspans.txt
new file mode 100644
index 0000000000..26aeee868e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateMalformedTagHelperBlocksCorrectly9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [18] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.classifiedspans.txt
new file mode 100644
index 0000000000..c559127169
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly1.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.classifiedspans.txt
new file mode 100644
index 0000000000..ce7d4197ff
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.taghelperspans.txt
new file mode 100644
index 0000000000..fdc44d87e1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly10.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [24] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly11.classifiedspans.txt
new file mode 100644
index 0000000000..73b39ae825
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly11.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (18:0,18 [1] ) (Accepts:None) - Parent: Expression block at (18:0,18 [13] )
+Code span at (19:0,19 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (18:0,18 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly11.taghelperspans.txt
new file mode 100644
index 0000000000..c2c433f527
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly11.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [35] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly12.classifiedspans.txt
new file mode 100644
index 0000000000..022c99d374
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly12.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (18:0,18 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [47] )
+Markup span at (22:0,22 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [47] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly12.taghelperspans.txt
new file mode 100644
index 0000000000..3919132f79
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly12.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [47] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly13.classifiedspans.txt
new file mode 100644
index 0000000000..7d4016d0c4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly13.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (18:0,18 [1] ) (Accepts:None) - Parent: Expression block at (18:0,18 [13] )
+Code span at (19:0,19 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (18:0,18 [13] )
+Markup span at (33:0,33 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [58] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly13.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly13.taghelperspans.txt
new file mode 100644
index 0000000000..5518b4559b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly13.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [58] ) - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly14.classifiedspans.txt
new file mode 100644
index 0000000000..b66dc822e5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly14.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
+Markup span at (4:0,4 [8] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [12] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [12] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [12] )
+Markup span at (16:0,16 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly15.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly15.classifiedspans.txt
new file mode 100644
index 0000000000..01fd0f4301
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly15.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [4] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (4:0,4 [8] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [12] )
+Markup span at (12:0,12 [3] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [12] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Markup block at (4:0,4 [12] )
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (17:0,17 [6] ) (Accepts:Any) - Parent: Tag block at (17:0,17 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly16.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly16.classifiedspans.txt
new file mode 100644
index 0000000000..266c0f349a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly16.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
+Markup span at (26:0,26 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly16.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly16.taghelperspans.txt
new file mode 100644
index 0000000000..523daac96f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly16.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [33] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly17.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly17.classifiedspans.txt
new file mode 100644
index 0000000000..79417f375f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly17.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (16:0,16 [1] ) (Accepts:None) - Parent: Expression block at (16:0,16 [13] )
+Code span at (17:0,17 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (16:0,16 [13] )
+Markup span at (38:0,38 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [45] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly17.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly17.taghelperspans.txt
new file mode 100644
index 0000000000..0209fdf6c5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly17.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [45] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly18.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly18.classifiedspans.txt
new file mode 100644
index 0000000000..4962ba5ad6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly18.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (16:0,16 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [51] )
+Markup span at (26:0,26 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [51] )
+Markup span at (31:0,31 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [51] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly18.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly18.taghelperspans.txt
new file mode 100644
index 0000000000..5f0754439a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly18.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [51] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly19.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly19.classifiedspans.txt
new file mode 100644
index 0000000000..b46c82a311
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly19.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (21:0,21 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [28] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly19.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly19.taghelperspans.txt
new file mode 100644
index 0000000000..15e7f93acc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly19.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [28] ) - divTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.classifiedspans.txt
new file mode 100644
index 0000000000..38768af66f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly2.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [3] )
+Markup span at (3:0,3 [4] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly20.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly20.classifiedspans.txt
new file mode 100644
index 0000000000..d760d36187
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly20.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Expression block at (12:0,12 [13] )
+Code span at (13:0,13 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (12:0,12 [13] )
+Markup span at (34:0,34 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [41] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly20.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly20.taghelperspans.txt
new file mode 100644
index 0000000000..267c9ba9b4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly20.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [41] ) - divTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly21.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly21.classifiedspans.txt
new file mode 100644
index 0000000000..517442ebe9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly21.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (21:0,21 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [48] )
+Markup span at (26:0,26 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [48] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly21.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly21.taghelperspans.txt
new file mode 100644
index 0000000000..1fa759ade1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly21.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [48] ) - divTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly22.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly22.classifiedspans.txt
new file mode 100644
index 0000000000..471e898d06
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly22.classifiedspans.txt
@@ -0,0 +1,5 @@
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Expression block at (12:0,12 [13] )
+Code span at (13:0,13 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (12:0,12 [13] )
+Transition span at (34:0,34 [1] ) (Accepts:None) - Parent: Expression block at (34:0,34 [13] )
+Code span at (35:0,35 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (34:0,34 [13] )
+Markup span at (49:0,49 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [71] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly22.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly22.taghelperspans.txt
new file mode 100644
index 0000000000..dffecb5c26
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly22.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [71] ) - divTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly23.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly23.classifiedspans.txt
new file mode 100644
index 0000000000..120408cb77
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly23.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (21:0,21 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [63] )
+Markup span at (26:0,26 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [63] )
+Markup span at (31:0,31 [8] ) (Accepts:Any) - Parent: Tag block at (31:0,31 [8] )
+Markup span at (39:0,39 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [63] )
+Markup span at (42:0,42 [9] ) (Accepts:Any) - Parent: Tag block at (42:0,42 [9] )
+Markup span at (51:0,51 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [63] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly23.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly23.taghelperspans.txt
new file mode 100644
index 0000000000..ed9fa4bce0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly23.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [63] ) - divTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly24.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly24.classifiedspans.txt
new file mode 100644
index 0000000000..0d58538fb8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly24.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
+Markup span at (25:0,25 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [31] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly24.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly24.taghelperspans.txt
new file mode 100644
index 0000000000..6fb86e9357
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly24.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [31] ) - pTagHelper - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly25.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly25.classifiedspans.txt
new file mode 100644
index 0000000000..4e62a5fb59
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly25.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [49] )
+Markup span at (25:0,25 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [49] )
+Markup span at (29:0,29 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [49] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly25.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly25.taghelperspans.txt
new file mode 100644
index 0000000000..df0f66ba2b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly25.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [49] ) - pTagHelper - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly26.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly26.classifiedspans.txt
new file mode 100644
index 0000000000..cbc3400719
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly26.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (21:0,21 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [42] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [42] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly26.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly26.taghelperspans.txt
new file mode 100644
index 0000000000..4820770a5b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly26.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [42] ) - divTagHelper - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly27.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly27.classifiedspans.txt
new file mode 100644
index 0000000000..046bac01d7
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly27.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (21:0,21 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [63] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [63] )
+Markup span at (41:0,41 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [63] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly27.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly27.taghelperspans.txt
new file mode 100644
index 0000000000..107a34c817
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly27.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [63] ) - divTagHelper - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly28.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly28.classifiedspans.txt
new file mode 100644
index 0000000000..9197a8cdf3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly28.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (21:0,21 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [65] )
+Markup span at (36:0,36 [1] ) (Accepts:None) - Parent: Markup block at (36:0,36 [2] )
+Markup span at (37:0,37 [1] ) (Accepts:None) - Parent: Markup block at (36:0,36 [2] )
+Markup span at (38:0,38 [2] ) (Accepts:Any) - Parent: Markup block at (36:0,36 [4] )
+Markup span at (43:0,43 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [65] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly28.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly28.taghelperspans.txt
new file mode 100644
index 0000000000..c45dca540d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly28.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [65] ) - divTagHelper - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly29.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly29.classifiedspans.txt
new file mode 100644
index 0000000000..844a2db526
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly29.classifiedspans.txt
@@ -0,0 +1,7 @@
+Transition span at (12:0,12 [1] ) (Accepts:None) - Parent: Expression block at (12:0,12 [13] )
+Code span at (13:0,13 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (12:0,12 [13] )
+Transition span at (34:0,34 [1] ) (Accepts:None) - Parent: Expression block at (34:0,34 [13] )
+Code span at (35:0,35 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (34:0,34 [13] )
+Transition span at (59:0,59 [1] ) (Accepts:None) - Parent: Expression block at (59:0,59 [13] )
+Code span at (60:0,60 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (59:0,59 [13] )
+Markup span at (75:0,75 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [97] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly29.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly29.taghelperspans.txt
new file mode 100644
index 0000000000..5b10442647
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly29.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [97] ) - divTagHelper - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.classifiedspans.txt
new file mode 100644
index 0000000000..4f69cb3f10
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly3.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly30.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly30.classifiedspans.txt
new file mode 100644
index 0000000000..787c31a999
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly30.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (21:0,21 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [78] )
+Markup span at (36:0,36 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [78] )
+Markup span at (41:0,41 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [78] )
+Markup span at (46:0,46 [8] ) (Accepts:Any) - Parent: Tag block at (46:0,46 [8] )
+Markup span at (54:0,54 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [78] )
+Markup span at (57:0,57 [9] ) (Accepts:Any) - Parent: Tag block at (57:0,57 [9] )
+Markup span at (66:0,66 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [78] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly30.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly30.taghelperspans.txt
new file mode 100644
index 0000000000..e10503a044
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly30.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [78] ) - divTagHelper - catchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.classifiedspans.txt
new file mode 100644
index 0000000000..b02774d867
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly4.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [6] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.classifiedspans.txt
new file mode 100644
index 0000000000..7514a2b315
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.taghelperspans.txt
new file mode 100644
index 0000000000..a46dc9658a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [17] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.classifiedspans.txt
new file mode 100644
index 0000000000..02ce364552
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.classifiedspans.txt
@@ -0,0 +1,2 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.taghelperspans.txt
new file mode 100644
index 0000000000..13aba97ce9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly6.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [27] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.classifiedspans.txt
new file mode 100644
index 0000000000..82a1ccb4b3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
+Markup span at (15:0,15 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [35] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.taghelperspans.txt
new file mode 100644
index 0000000000..fcef603dfd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly7.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [35] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.classifiedspans.txt
new file mode 100644
index 0000000000..1eb6dd262b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.classifiedspans.txt
@@ -0,0 +1,3 @@
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [13] )
+Code span at (11:0,11 [12] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [13] )
+Markup span at (25:0,25 [16] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [45] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.taghelperspans.txt
new file mode 100644
index 0000000000..0209fdf6c5
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly8.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [45] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.classifiedspans.txt
new file mode 100644
index 0000000000..aac0423123
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (10:0,10 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [50] )
+Markup span at (15:0,15 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [50] )
+Markup span at (20:0,20 [8] ) (Accepts:Any) - Parent: Tag block at (20:0,20 [8] )
+Markup span at (28:0,28 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [50] )
+Markup span at (31:0,31 [9] ) (Accepts:Any) - Parent: Tag block at (31:0,31 [9] )
+Markup span at (40:0,40 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [50] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.taghelperspans.txt
new file mode 100644
index 0000000000..f26abbe016
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_RequiredAttributeDescriptorsCreateTagHelperBlocksCorrectly9.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [50] ) - pTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren1.taghelperspans.txt
new file mode 100644
index 0000000000..f1b18b4065
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren1.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [13] ) - PTagHelper
+TagHelper span at (3:0,3 [6] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren10.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren10.classifiedspans.txt
new file mode 100644
index 0000000000..d2c5955635
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren10.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (11:0,11 [6] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [47] )
+Markup span at (21:0,21 [4] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [4] )
+Markup span at (25:0,25 [11] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [47] )
+Markup span at (36:0,36 [5] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [5] )
+Markup span at (56:0,56 [9] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [69] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren10.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren10.taghelperspans.txt
new file mode 100644
index 0000000000..882c9f8332
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren10.taghelperspans.txt
@@ -0,0 +1,4 @@
+TagHelper span at (0:0,0 [69] ) - PTagHelper
+TagHelper span at (3:0,3 [47] ) - StrongTagHelper
+TagHelper span at (17:0,17 [4] ) - BRTagHelper
+TagHelper span at (50:0,50 [6] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren11.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren11.classifiedspans.txt
new file mode 100644
index 0000000000..22b36ea704
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren11.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [8] )
+Markup span at (11:0,11 [6] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [69] )
+Markup span at (21:0,21 [4] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [4] )
+Markup span at (25:0,25 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [69] )
+Markup span at (36:0,36 [5] ) (Accepts:Any) - Parent: Tag block at (36:0,36 [5] )
+Markup span at (41:0,41 [9] ) (Accepts:Any) - Parent: Tag block at (41:0,41 [9] )
+Markup span at (56:0,56 [9] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [69] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren11.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren11.taghelperspans.txt
new file mode 100644
index 0000000000..9456a2bf5b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren11.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [69] ) - PTagHelper
+TagHelper span at (17:0,17 [4] ) - BRTagHelper
+TagHelper span at (50:0,50 [6] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren12.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren12.classifiedspans.txt
new file mode 100644
index 0000000000..b3958cf71b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren12.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren12.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren12.taghelperspans.txt
new file mode 100644
index 0000000000..60f5356683
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren12.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [9] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren13.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren13.classifiedspans.txt
new file mode 100644
index 0000000000..31c8ea8ce8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren13.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [1] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [1] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren13.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren13.taghelperspans.txt
new file mode 100644
index 0000000000..b8f64937bf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren13.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [8] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren14.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren14.classifiedspans.txt
new file mode 100644
index 0000000000..92bc9cb1dc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren14.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (3:0,3 [8] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [8] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [76] )
+Markup span at (32:0,32 [5] ) (Accepts:Any) - Parent: Tag block at (24:0,24 [22] )
+Markup span at (55:0,55 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [76] )
+Markup span at (56:0,56 [7] ) (Accepts:Any) - Parent: Tag block at (56:0,56 [7] )
+Markup span at (63:0,63 [9] ) (Accepts:Any) - Parent: Tag block at (63:0,63 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren14.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren14.taghelperspans.txt
new file mode 100644
index 0000000000..bcff6cc882
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren14.taghelperspans.txt
@@ -0,0 +1,4 @@
+TagHelper span at (0:0,0 [76] ) - PTagHelper
+TagHelper span at (11:0,11 [4] ) - BRTagHelper
+TagHelper span at (16:0,16 [39] ) - StrongTagHelper
+TagHelper span at (24:0,24 [22] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren2.classifiedspans.txt
new file mode 100644
index 0000000000..ed768b841c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren2.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
+Markup span at (11:1,6 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren2.taghelperspans.txt
new file mode 100644
index 0000000000..e1f410f604
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren2.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [17] ) - PTagHelper
+TagHelper span at (5:1,0 [6] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren3.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren3.taghelperspans.txt
new file mode 100644
index 0000000000..ae1b0f8418
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [11] ) - PTagHelper
+TagHelper span at (3:0,3 [4] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren4.classifiedspans.txt
new file mode 100644
index 0000000000..51162d34c3
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren4.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [12] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren4.taghelperspans.txt
new file mode 100644
index 0000000000..5cd52523a9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [12] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren5.classifiedspans.txt
new file mode 100644
index 0000000000..85c1b5ca5d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren5.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren5.taghelperspans.txt
new file mode 100644
index 0000000000..a947feb3b1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [13] ) - PTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren6.classifiedspans.txt
new file mode 100644
index 0000000000..5e84b178d6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren6.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (7:0,7 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren6.taghelperspans.txt
new file mode 100644
index 0000000000..43f281c42c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren6.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [16] ) - PTagHelper
+TagHelper span at (3:0,3 [4] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren7.classifiedspans.txt
new file mode 100644
index 0000000000..7815c5f788
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren7.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (11:0,11 [6] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [23] )
+Markup span at (32:0,32 [9] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [45] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren7.taghelperspans.txt
new file mode 100644
index 0000000000..c28f7d8242
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren7.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [45] ) - PTagHelper
+TagHelper span at (3:0,3 [23] ) - StrongTagHelper
+TagHelper span at (26:0,26 [6] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren8.classifiedspans.txt
new file mode 100644
index 0000000000..7815c5f788
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren8.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (11:0,11 [6] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [23] )
+Markup span at (32:0,32 [9] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [45] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren8.taghelperspans.txt
new file mode 100644
index 0000000000..c28f7d8242
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren8.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [45] ) - PTagHelper
+TagHelper span at (3:0,3 [23] ) - StrongTagHelper
+TagHelper span at (26:0,26 [6] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren9.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren9.classifiedspans.txt
new file mode 100644
index 0000000000..5b996a5f72
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren9.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [51] )
+Markup span at (13:0,13 [6] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [23] )
+Markup span at (28:0,28 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [51] )
+Markup span at (36:0,36 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [51] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren9.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren9.taghelperspans.txt
new file mode 100644
index 0000000000..6b47d0c8f6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsAllowedChildren9.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [51] ) - PTagHelper
+TagHelper span at (5:0,5 [23] ) - StrongTagHelper
+TagHelper span at (30:0,30 [6] ) - BRTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent1.classifiedspans.txt
new file mode 100644
index 0000000000..5b82e351ee
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [9] ) (Accepts:Any) - Parent: Tag block at (8:0,8 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent2.taghelperspans.txt
new file mode 100644
index 0000000000..bc23211df6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent2.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [24] ) - PTagHelper
+TagHelper span at (3:0,3 [17] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent3.classifiedspans.txt
new file mode 100644
index 0000000000..55c7fac46e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent3.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (22:0,22 [6] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent3.taghelperspans.txt
new file mode 100644
index 0000000000..fc33dac63f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (5:0,5 [17] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent4.classifiedspans.txt
new file mode 100644
index 0000000000..730a1aeeb4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent4.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [8] )
+Markup span at (8:0,8 [8] ) (Accepts:Any) - Parent: Tag block at (8:0,8 [8] )
+Markup span at (16:0,16 [9] ) (Accepts:Any) - Parent: Tag block at (16:0,16 [9] )
+Markup span at (25:0,25 [9] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent5.classifiedspans.txt
new file mode 100644
index 0000000000..87adb1fdcf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (11:0,11 [8] ) (Accepts:Any) - Parent: Tag block at (11:0,11 [8] )
+Markup span at (19:0,19 [9] ) (Accepts:Any) - Parent: Tag block at (19:0,19 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent5.taghelperspans.txt
new file mode 100644
index 0000000000..f75dd01918
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedRequiredParent5.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [41] ) - PTagHelper
+TagHelper span at (3:0,3 [34] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent1.classifiedspans.txt
new file mode 100644
index 0000000000..000e3e842a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent1.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (7:0,7 [8] ) (Accepts:Any) - Parent: Tag block at (7:0,7 [8] )
+Markup span at (15:0,15 [9] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent1.taghelperspans.txt
new file mode 100644
index 0000000000..507d5a1ed9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [7] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent2.taghelperspans.txt
new file mode 100644
index 0000000000..d7fdf8d909
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent2.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [31] ) - PTagHelper
+TagHelper span at (3:0,3 [7] ) - InputTagHelper
+TagHelper span at (10:0,10 [17] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent3.classifiedspans.txt
new file mode 100644
index 0000000000..fa4040f4e1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent3.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [4] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent3.taghelperspans.txt
new file mode 100644
index 0000000000..73e31cf725
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [28] ) - PTagHelper
+TagHelper span at (7:0,7 [17] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent4.classifiedspans.txt
new file mode 100644
index 0000000000..932e4c0847
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent4.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (6:0,6 [4] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [4] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent4.taghelperspans.txt
new file mode 100644
index 0000000000..0220afb1bc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent4.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [35] ) - PTagHelper
+TagHelper span at (3:0,3 [11] ) - PTagHelper
+TagHelper span at (14:0,14 [17] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent5.classifiedspans.txt
new file mode 100644
index 0000000000..000e3e842a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent5.classifiedspans.txt
@@ -0,0 +1,2 @@
+Markup span at (7:0,7 [8] ) (Accepts:Any) - Parent: Tag block at (7:0,7 [8] )
+Markup span at (15:0,15 [9] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent5.taghelperspans.txt
new file mode 100644
index 0000000000..507d5a1ed9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent5.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [7] ) - InputTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent6.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent6.taghelperspans.txt
new file mode 100644
index 0000000000..64d44d0707
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent6.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [26] ) - PTagHelper
+TagHelper span at (3:0,3 [9] ) - InputTagHelper
+TagHelper span at (12:0,12 [10] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent7.classifiedspans.txt
new file mode 100644
index 0000000000..85c1b5ca5d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent7.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [6] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent7.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent7.taghelperspans.txt
new file mode 100644
index 0000000000..4148089e22
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent7.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [23] ) - PTagHelper
+TagHelper span at (9:0,9 [10] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent8.classifiedspans.txt
new file mode 100644
index 0000000000..42ce74cdcf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent8.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (6:0,6 [6] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent8.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent8.taghelperspans.txt
new file mode 100644
index 0000000000..9e2ff7f56f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNestedVoidSelfClosingRequiredParent8.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [30] ) - PTagHelper
+TagHelper span at (3:0,3 [13] ) - PTagHelper
+TagHelper span at (16:0,16 [10] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAll.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAll.classifiedspans.txt
new file mode 100644
index 0000000000..b3958cf71b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAll.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [2] ) (Accepts:Any) - Parent: Tag block at (3:0,3 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAll.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAll.taghelperspans.txt
new file mode 100644
index 0000000000..742c49e552
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAll.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [9] ) - PTagHelper - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAllWithPrefix.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAllWithPrefix.classifiedspans.txt
new file mode 100644
index 0000000000..9f25e95db6
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAllWithPrefix.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (6:0,6 [2] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [2] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAllWithPrefix.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAllWithPrefix.taghelperspans.txt
new file mode 100644
index 0000000000..9c88cfee63
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsNullTagNameWithAllowedChildrenForCatchAllWithPrefix.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [15] ) - PTagHelper - CatchAllTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags1.taghelperspans.txt
new file mode 100644
index 0000000000..90c108ed6f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags1.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [11] ) - PTagHelper - CatchALlTagHelper
+TagHelper span at (3:0,3 [8] ) - StrongTagHelper - CatchALlTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags2.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags2.taghelperspans.txt
new file mode 100644
index 0000000000..c845290524
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags2.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [20] ) - PTagHelper - CatchALlTagHelper
+TagHelper span at (3:0,3 [17] ) - StrongTagHelper - CatchALlTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags3.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags3.taghelperspans.txt
new file mode 100644
index 0000000000..15f95fc055
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags3.taghelperspans.txt
@@ -0,0 +1,3 @@
+TagHelper span at (0:0,0 [15] ) - PTagHelper - CatchALlTagHelper
+TagHelper span at (3:0,3 [8] ) - StrongTagHelper - CatchALlTagHelper
+TagHelper span at (15:0,15 [8] ) - StrongTagHelper - CatchALlTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags4.classifiedspans.txt
new file mode 100644
index 0000000000..0ddda3f56c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags4.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [1] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [1] )
+Markup span at (13:0,13 [2] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [2] )
+Markup span at (23:0,23 [9] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags4.taghelperspans.txt
new file mode 100644
index 0000000000..a2439ab80f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (1:0,1 [35] ) - PTagHelper - CatchALlTagHelper
+TagHelper span at (5:0,5 [18] ) - StrongTagHelper - CatchALlTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags5.classifiedspans.txt
new file mode 100644
index 0000000000..6b5900843d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags5.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [1] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [1] )
+Markup span at (13:0,13 [2] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [2] )
+Markup span at (24:0,24 [9] ) (Accepts:Any) - Parent: Tag block at (24:0,24 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags5.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags5.taghelperspans.txt
new file mode 100644
index 0000000000..4ba2086e2d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags5.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (1:0,1 [36] ) - PTagHelper - CatchALlTagHelper
+TagHelper span at (5:0,5 [19] ) - StrongTagHelper - CatchALlTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags6.classifiedspans.txt
new file mode 100644
index 0000000000..f84fc1d9eb
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags6.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [1] )
+Markup span at (4:0,4 [1] ) (Accepts:Any) - Parent: Tag block at (4:0,4 [1] )
+Markup span at (13:0,13 [2] ) (Accepts:Any) - Parent: Tag block at (13:0,13 [2] )
+Markup span at (15:0,15 [1] ) (Accepts:Any) - Parent: Tag block at (15:0,15 [1] )
+Markup span at (25:0,25 [9] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags6.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags6.taghelperspans.txt
new file mode 100644
index 0000000000..69e6d665e9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsPartialRequiredParentTags6.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (1:0,1 [37] ) - PTagHelper - CatchALlTagHelper
+TagHelper span at (5:0,5 [20] ) - CatchALlTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildren.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildren.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildren.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildren.taghelperspans.txt
new file mode 100644
index 0000000000..3d7cf53630
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildren.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [36] ) - PTagHelper
+TagHelper span at (6:0,6 [23] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.taghelperspans.txt
new file mode 100644
index 0000000000..3d7cf53630
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/Rewrite_UnderstandsTagHelperPrefixAndAllowedChildrenAndRequireParent.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [36] ) - PTagHelper
+TagHelper span at (6:0,6 [23] ) - StrongTagHelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers1.classifiedspans.txt
new file mode 100644
index 0000000000..bdde472ead
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers1.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [20] )
+Markup span at (9:0,9 [13] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (5:0,5 [20] )
+Markup span at (22:0,22 [3] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [20] )
+Markup span at (25:0,25 [6] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers2.classifiedspans.txt
new file mode 100644
index 0000000000..a93868a143
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers2.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [4] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [13] )
+Markup span at (9:0,9 [1] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (5:0,5 [13] )
+Transition span at (10:0,10 [1] ) (Accepts:None) - Parent: Expression block at (10:0,10 [4] )
+Code span at (11:0,11 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (10:0,10 [4] )
+Markup span at (14:0,14 [1] ) (Accepts:WhiteSpace) - Parent: HtmlComment block at (5:0,5 [13] )
+Markup span at (15:0,15 [3] ) (Accepts:None) - Parent: HtmlComment block at (5:0,5 [13] )
+Markup span at (18:0,18 [6] ) (Accepts:Any) - Parent: Tag block at (18:0,18 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers3.classifiedspans.txt
new file mode 100644
index 0000000000..c4ecccfbcc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers3.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [20] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (25:0,25 [6] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers4.classifiedspans.txt
new file mode 100644
index 0000000000..c257922b83
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers4.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [6] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Transition span at (11:0,11 [1] ) (Accepts:None) - Parent: Expression block at (11:0,11 [4] )
+Code span at (12:0,12 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (11:0,11 [4] )
+Markup span at (15:0,15 [3] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [24] )
+Markup span at (18:0,18 [6] ) (Accepts:Any) - Parent: Tag block at (18:0,18 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers5.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers5.classifiedspans.txt
new file mode 100644
index 0000000000..9c35a9a7ba
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers5.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [10] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [4] )
+Code span at (16:0,16 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (15:0,15 [4] )
+Markup span at (19:0,19 [2] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Markup span at (21:0,21 [6] ) (Accepts:Any) - Parent: Tag block at (21:0,21 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers6.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers6.classifiedspans.txt
new file mode 100644
index 0000000000..c59f0f1953
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers6.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [25] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Markup span at (30:0,30 [6] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers7.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers7.classifiedspans.txt
new file mode 100644
index 0000000000..c59f0f1953
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers7.classifiedspans.txt
@@ -0,0 +1,3 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [25] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [36] )
+Markup span at (30:0,30 [6] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers8.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers8.classifiedspans.txt
new file mode 100644
index 0000000000..de40fe63e9
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteSpecialTagTagHelpers8.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [5] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [5] )
+Markup span at (5:0,5 [10] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
+Transition span at (15:0,15 [1] ) (Accepts:None) - Parent: Expression block at (15:0,15 [4] )
+Code span at (16:0,16 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (15:0,15 [4] )
+Markup span at (19:0,19 [4] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [29] )
+Markup span at (23:0,23 [6] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [6] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers1.classifiedspans.txt
new file mode 100644
index 0000000000..45f2b8a0d2
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers1.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (6:0,6 [11] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [24] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers1.taghelperspans.txt
new file mode 100644
index 0000000000..0e0421beb4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (0:0,0 [24] ) - texttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers2.classifiedspans.txt
new file mode 100644
index 0000000000..4a234b21b8
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers2.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+Transition span at (2:0,2 [6] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (8:0,8 [11] ) (Accepts:None) - Parent: Markup block at (2:0,2 [24] )
+Transition span at (19:0,19 [7] ) (Accepts:None) - Parent: Tag block at (19:0,19 [7] )
+Code span at (26:0,26 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [27] )
+MetaCode span at (26:0,26 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [27] )
+Markup span at (27:0,27 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [27] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.classifiedspans.txt
new file mode 100644
index 0000000000..5422f86fe0
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.classifiedspans.txt
@@ -0,0 +1,9 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Transition span at (2:0,2 [6] ) (Accepts:None) - Parent: Tag block at (2:0,2 [6] )
+Markup span at (11:0,11 [11] ) (Accepts:Any) - Parent: Tag block at (8:0,8 [18] )
+Transition span at (26:0,26 [7] ) (Accepts:None) - Parent: Tag block at (26:0,26 [7] )
+Code span at (33:0,33 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (33:0,33 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (34:0,34 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.taghelperspans.txt
new file mode 100644
index 0000000000..ccb04ff0a4
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers3.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (8:0,8 [18] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.classifiedspans.txt
new file mode 100644
index 0000000000..ca3438cacd
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
+Transition span at (0:0,0 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (1:0,1 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (11:0,11 [11] ) (Accepts:Any) - Parent: Tag block at (5:0,5 [24] )
+Code span at (33:0,33 [0] ) (Accepts:Any) - Parent: Statement block at (0:0,0 [34] )
+MetaCode span at (33:0,33 [1] ) (Accepts:None) - Parent: Statement block at (0:0,0 [34] )
+Markup span at (34:0,34 [0] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [34] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.taghelperspans.txt
new file mode 100644
index 0000000000..0e58e331ab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotRewriteTextTagTransitionTagHelpers4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (2:0,2 [31] ) - ptaghelper
+TagHelper span at (5:0,5 [24] ) - texttaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags1.classifiedspans.txt
new file mode 100644
index 0000000000..49c8ba186f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags1.classifiedspans.txt
@@ -0,0 +1,5 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [13] )
+Markup span at (7:0,7 [5] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [5] )
+Markup span at (12:0,12 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [13] )
+Markup span at (13:0,13 [9] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [31] )
+Markup span at (22:0,22 [9] ) (Accepts:Any) - Parent: Tag block at (22:0,22 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags2.classifiedspans.txt
new file mode 100644
index 0000000000..2c17954aab
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags2.classifiedspans.txt
@@ -0,0 +1,7 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [26] )
+Markup span at (7:0,7 [8] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [18] )
+Markup span at (15:0,15 [9] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [18] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [18] )
+Markup span at (25:0,25 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [26] )
+Markup span at (26:0,26 [9] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [44] )
+Markup span at (35:0,35 [9] ) (Accepts:Any) - Parent: Tag block at (35:0,35 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags3.classifiedspans.txt
new file mode 100644
index 0000000000..955ace03ef
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags3.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
+Markup span at (7:0,7 [7] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [25] )
+Markup span at (14:0,14 [9] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [25] )
+Markup span at (23:0,23 [8] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [25] )
+Markup span at (31:0,31 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [25] )
+Markup span at (32:0,32 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [33] )
+Markup span at (33:0,33 [9] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [51] )
+Markup span at (42:0,42 [9] ) (Accepts:Any) - Parent: Tag block at (42:0,42 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags4.classifiedspans.txt
new file mode 100644
index 0000000000..a41c0eb271
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_DoesNotUnderstandTagHelpersInInvalidHtmlTypedScriptTags4.classifiedspans.txt
@@ -0,0 +1,10 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [42] )
+Markup span at (7:0,7 [7] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (14:0,14 [9] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (24:0,24 [7] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [17] )
+Markup span at (31:0,31 [9] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [17] )
+Markup span at (40:0,40 [1] ) (Accepts:Any) - Parent: Markup block at (24:0,24 [17] )
+Markup span at (41:0,41 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [42] )
+Markup span at (42:0,42 [9] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [60] )
+Markup span at (51:0,51 [9] ) (Accepts:Any) - Parent: Tag block at (51:0,51 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks1.classifiedspans.txt
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks1.taghelperspans.txt
new file mode 100644
index 0000000000..c6e74368cc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks1.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [18] ) - ptaghelper
+TagHelper span at (3:0,3 [11] ) - divtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.classifiedspans.txt
new file mode 100644
index 0000000000..217baf9220
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.classifiedspans.txt
@@ -0,0 +1 @@
+Markup span at (3:0,3 [12] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [30] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.taghelperspans.txt
new file mode 100644
index 0000000000..a24b08ac0e
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks2.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [30] ) - ptaghelper
+TagHelper span at (15:0,15 [11] ) - divtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.classifiedspans.txt
new file mode 100644
index 0000000000..5eee6a7160
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [19] )
+Markup span at (9:0,9 [2] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [9] )
+Markup span at (19:0,19 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [43] )
+Markup span at (28:0,28 [5] ) (Accepts:Any) - Parent: Tag block at (23:0,23 [16] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.taghelperspans.txt
new file mode 100644
index 0000000000..99e05e1570
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks3.taghelperspans.txt
@@ -0,0 +1,4 @@
+TagHelper span at (0:0,0 [19] ) - ptaghelper
+TagHelper span at (6:0,6 [9] ) - ptaghelper
+TagHelper span at (20:0,20 [23] ) - ptaghelper
+TagHelper span at (23:0,23 [16] ) - divtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.classifiedspans.txt
new file mode 100644
index 0000000000..34608d7a1d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.classifiedspans.txt
@@ -0,0 +1,8 @@
+Markup span at (3:0,3 [3] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [29] )
+Markup span at (6:0,6 [8] ) (Accepts:Any) - Parent: Tag block at (6:0,6 [8] )
+Markup span at (14:0,14 [2] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [29] )
+Markup span at (16:0,16 [9] ) (Accepts:Any) - Parent: Tag block at (16:0,16 [9] )
+Markup span at (29:0,29 [1] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [55] )
+Markup span at (33:0,33 [6] ) (Accepts:Any) - Parent: Tag block at (33:0,33 [6] )
+Markup span at (39:0,39 [5] ) (Accepts:Any) - Parent: Tag block at (30:0,30 [25] )
+Markup span at (44:0,44 [7] ) (Accepts:Any) - Parent: Tag block at (44:0,44 [7] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.taghelperspans.txt
new file mode 100644
index 0000000000..9ff63342bc
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_RewritesNestedTagHelperTagBlocks4.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (0:0,0 [29] ) - ptaghelper
+TagHelper span at (30:0,30 [25] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.classifiedspans.txt
new file mode 100644
index 0000000000..b5c72f9c7c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.classifiedspans.txt
@@ -0,0 +1,6 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
+Markup span at (7:0,7 [7] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (14:0,14 [9] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
+Markup span at (34:0,34 [9] ) (Accepts:Any) - Parent: Tag block at (34:0,34 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.taghelperspans.txt
new file mode 100644
index 0000000000..d4c27b6e7a
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags1.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (25:0,25 [9] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.classifiedspans.txt
new file mode 100644
index 0000000000..8bd8e1509f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [58] )
+Markup span at (7:0,7 [5] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [15] )
+Markup span at (12:0,12 [9] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [15] )
+Markup span at (21:0,21 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [15] )
+Markup span at (22:0,22 [7] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [17] )
+Markup span at (29:0,29 [9] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [17] )
+Markup span at (38:0,38 [1] ) (Accepts:Any) - Parent: Markup block at (22:0,22 [17] )
+Markup span at (39:0,39 [8] ) (Accepts:Any) - Parent: Markup block at (39:0,39 [18] )
+Markup span at (47:0,47 [9] ) (Accepts:Any) - Parent: Markup block at (39:0,39 [18] )
+Markup span at (56:0,56 [1] ) (Accepts:Any) - Parent: Markup block at (39:0,39 [18] )
+Markup span at (57:0,57 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [58] )
+Markup span at (67:0,67 [9] ) (Accepts:Any) - Parent: Tag block at (67:0,67 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.taghelperspans.txt
new file mode 100644
index 0000000000..3621fc53bf
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags2.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (58:0,58 [9] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.classifiedspans.txt
new file mode 100644
index 0000000000..2d9ed79313
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.classifiedspans.txt
@@ -0,0 +1,12 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
+Markup span at (7:0,7 [7] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (14:0,14 [9] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
+Markup span at (28:0,28 [7] ) (Accepts:Any) - Parent: Tag block at (28:0,28 [25] )
+Markup span at (35:0,35 [7] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [17] )
+Markup span at (42:0,42 [9] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [17] )
+Markup span at (51:0,51 [1] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [17] )
+Markup span at (52:0,52 [1] ) (Accepts:Any) - Parent: Tag block at (28:0,28 [25] )
+Markup span at (62:0,62 [9] ) (Accepts:Any) - Parent: Tag block at (62:0,62 [9] )
+Markup span at (75:0,75 [9] ) (Accepts:Any) - Parent: Tag block at (75:0,75 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.taghelperspans.txt
new file mode 100644
index 0000000000..5f9f687bee
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags3.taghelperspans.txt
@@ -0,0 +1,2 @@
+TagHelper span at (25:0,25 [50] ) - ptaghelper
+TagHelper span at (53:0,53 [9] ) - inputtaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.classifiedspans.txt
new file mode 100644
index 0000000000..b8ce9ee314
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.classifiedspans.txt
@@ -0,0 +1,14 @@
+Markup span at (0:0,0 [7] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
+Markup span at (7:0,7 [7] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (14:0,14 [9] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (23:0,23 [1] ) (Accepts:Any) - Parent: Markup block at (7:0,7 [17] )
+Markup span at (24:0,24 [1] ) (Accepts:Any) - Parent: Tag block at (0:0,0 [25] )
+Markup span at (28:0,28 [7] ) (Accepts:Any) - Parent: Tag block at (28:0,28 [26] )
+Markup span at (35:0,35 [7] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [18] )
+Markup span at (42:0,42 [5] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [18] )
+Markup span at (47:0,47 [5] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [18] )
+Markup span at (52:0,52 [1] ) (Accepts:Any) - Parent: Markup block at (35:0,35 [18] )
+Markup span at (53:0,53 [1] ) (Accepts:Any) - Parent: Tag block at (28:0,28 [26] )
+Markup span at (54:0,54 [9] ) (Accepts:Any) - Parent: Tag block at (25:0,25 [51] )
+Markup span at (63:0,63 [9] ) (Accepts:Any) - Parent: Tag block at (63:0,63 [9] )
+Markup span at (76:0,76 [9] ) (Accepts:Any) - Parent: Tag block at (76:0,76 [9] )
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.taghelperspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.taghelperspans.txt
new file mode 100644
index 0000000000..31ab64ca0b
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/TagHelperParseTreeRewriterTest/TagHelperParseTreeRewriter_UnderstandsTagHelpersInHtmlTypedScriptTags4.taghelperspans.txt
@@ -0,0 +1 @@
+TagHelper span at (25:0,25 [51] ) - ptaghelper
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/WhiteSpaceRewriterTest/Rewrite_Moves_Whitespace_Preceeding_ExpressionBlock_To_Parent_Block.classifiedspans.txt b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/WhiteSpaceRewriterTest/Rewrite_Moves_Whitespace_Preceeding_ExpressionBlock_To_Parent_Block.classifiedspans.txt
new file mode 100644
index 0000000000..1869d292d1
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/TestFiles/ParserTests/WhiteSpaceRewriterTest/Rewrite_Moves_Whitespace_Preceeding_ExpressionBlock_To_Parent_Block.classifiedspans.txt
@@ -0,0 +1,4 @@
+Markup span at (0:0,0 [8] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
+Transition span at (8:0,8 [1] ) (Accepts:None) - Parent: Expression block at (8:0,8 [4] )
+Code span at (9:0,9 [3] ) (Accepts:NonWhiteSpace) - Parent: Expression block at (8:0,8 [4] )
+Markup span at (12:0,12 [5] ) (Accepts:Any) - Parent: Markup block at (0:0,0 [17] )
diff --git a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs
new file mode 100644
index 0000000000..40b557ff70
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs
@@ -0,0 +1,21 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.IO;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal class ClassifiedSpanSerializer
+    {
+        internal static string Serialize(SyntaxTreeNode node, string filePath = null)
+        {
+            using (var writer = new StringWriter())
+            {
+                var visitor = new ClassifiedSpanWriter(writer, filePath);
+                visitor.Visit(node);
+
+                return writer.ToString();
+            }
+        }
+    }
+}
diff --git a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs
new file mode 100644
index 0000000000..c70a57337f
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs
@@ -0,0 +1,110 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.IO;
+using System.Text;
+using Xunit;
+using Xunit.Sdk;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal class ClassifiedSpanVerifier
+    {
+        internal static void Verify(SyntaxTreeNode node, string filePath, string[] baseline)
+        {
+            using (var writer = new StringWriter())
+            {
+                var walker = new Walker(writer, filePath, baseline);
+                walker.Visit(node);
+                walker.AssertReachedEndOfBaseline();
+            }
+        }
+
+        private class Walker : ClassifiedSpanWriter
+        {
+            private readonly string[] _baseline;
+            private readonly StringWriter _writer;
+
+            private int _index;
+
+            public Walker(StringWriter writer, string filePath, string[] baseline) : base(writer, filePath)
+            {
+                _writer = writer;
+                _baseline = baseline;
+            }
+
+            public override void VisitClassifiedSpan(ClassifiedSpanInternal span)
+            {
+                var expected = _index < _baseline.Length ? _baseline[_index++] : null;
+
+                _writer.GetStringBuilder().Clear();
+                base.VisitClassifiedSpan(span);
+                var actual = _writer.GetStringBuilder().ToString();
+                AssertEqual(span, expected, actual);
+            }
+
+            public void AssertReachedEndOfBaseline()
+            {
+                // Since we're walking the list of classified spans there's the chance that our baseline is longer.
+                Assert.True(_baseline.Length == _index, $"Not all lines of the baseline were visited! {_baseline.Length} {_index}");
+            }
+
+            private void AssertEqual(ClassifiedSpanInternal span, string expected, string actual)
+            {
+                if (string.Equals(expected, actual))
+                {
+                    return;
+                }
+
+                if (expected == null)
+                {
+                    var message = "The span is missing from baseline.";
+                    throw new ClassifiedSpanBaselineException(span, expected, actual, message);
+                }
+                else
+                {
+                    var message = $"Contents are not equal.";
+                    throw new ClassifiedSpanBaselineException(span, expected, actual, message);
+                }
+            }
+
+            private class ClassifiedSpanBaselineException : XunitException
+            {
+                public ClassifiedSpanBaselineException(ClassifiedSpanInternal span, string expected, string actual, string userMessage)
+                    : base(Format(span, expected, actual, userMessage))
+                {
+                    Span = span;
+                    Expected = expected;
+                    Actual = actual;
+                }
+
+                public ClassifiedSpanInternal Span { get; }
+
+                public string Actual { get; }
+
+                public string Expected { get; }
+
+                private static string Format(ClassifiedSpanInternal span, string expected, string actual, string userMessage)
+                {
+                    var builder = new StringBuilder();
+                    builder.AppendLine(userMessage);
+                    builder.AppendLine();
+
+                    if (expected != null)
+                    {
+                        builder.Append("Expected: ");
+                        builder.AppendLine(expected);
+                    }
+
+                    if (actual != null)
+                    {
+                        builder.Append("Actual: ");
+                        builder.AppendLine(actual);
+                    }
+
+                    return builder.ToString();
+                }
+            }
+        }
+    }
+}
diff --git a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs
new file mode 100644
index 0000000000..fc6258a7da
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs
@@ -0,0 +1,112 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal class ClassifiedSpanWriter
+    {
+        private readonly string _filePath;
+        private readonly TextWriter _writer;
+
+        public ClassifiedSpanWriter(TextWriter writer, string filePath)
+        {
+            _writer = writer;
+            _filePath = filePath;
+        }
+
+        public virtual void Visit(SyntaxTreeNode node)
+        {
+            if (!(node is Block block))
+            {
+                return;
+            }
+            var classifiedSpans = GetClassifiedSpans(block, _filePath);
+            foreach (var span in classifiedSpans)
+            {
+                VisitClassifiedSpan(span);
+                WriteNewLine();
+            }
+        }
+
+        public virtual void VisitClassifiedSpan(ClassifiedSpanInternal span)
+        {
+            WriteClassifiedSpan(span);
+        }
+
+        protected void WriteClassifiedSpan(ClassifiedSpanInternal span)
+        {
+            Write($"{span.SpanKind} span at {span.Span} (Accepts:{span.AcceptedCharacters})");
+            WriteSeparator();
+            Write($"Parent: {span.BlockKind} block at {span.BlockSpan}");
+        }
+
+        protected void WriteSeparator()
+        {
+            Write(" - ");
+        }
+
+        protected void WriteNewLine()
+        {
+            _writer.WriteLine();
+        }
+
+        protected void Write(object value)
+        {
+            _writer.Write(value);
+        }
+
+        internal static IReadOnlyList<ClassifiedSpanInternal> GetClassifiedSpans(Block root, string filePath)
+        {
+            // We don't care about the options and diagnostic here.
+            var syntaxTree = RazorSyntaxTree.Create(
+                root,
+                TestRazorSourceDocument.Create(filePath: filePath),
+                Array.Empty<RazorDiagnostic>(),
+                RazorParserOptions.CreateDefault());
+
+            return syntaxTree.GetClassifiedSpans();
+        }
+
+        private static List<Span> Flatten(SyntaxTreeNode root)
+        {
+            var result = new List<Span>();
+            AppendFlattenedSpans(root, result);
+            return result;
+
+            void AppendFlattenedSpans(SyntaxTreeNode node, List<Span> foundSpans)
+            {
+                if (node is Span spanNode)
+                {
+                    foundSpans.Add(spanNode);
+                }
+                else
+                {
+                    if (node is TagHelperBlock tagHelperNode)
+                    {
+                        // These aren't in document order, sort them first and then dig in
+                        var attributeNodes = tagHelperNode.Attributes.Select(kvp => kvp.Value).Where(att => att != null).ToList();
+                        attributeNodes.Sort((x, y) => x.Start.AbsoluteIndex.CompareTo(y.Start.AbsoluteIndex));
+
+                        foreach (var attribute in attributeNodes)
+                        {
+                            AppendFlattenedSpans(attribute, foundSpans);
+                        }
+                    }
+
+                    if (node is Block blockNode)
+                    {
+                        foreach (var child in blockNode.Children)
+                        {
+                            AppendFlattenedSpans(child, foundSpans);
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs
index 49b4241ae6..ef90477160 100644
--- a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs
+++ b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs
@@ -1,3 +1,4 @@
+
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
@@ -92,10 +93,10 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
 
         internal void AssertSyntaxTreeNodeMatchesBaseline(RazorSyntaxTree syntaxTree)
         {
-            AssertSyntaxTreeNodeMatchesBaseline(syntaxTree.Root, syntaxTree.Diagnostics.ToArray());
+            AssertSyntaxTreeNodeMatchesBaseline(syntaxTree.Root, syntaxTree.Source.FilePath, syntaxTree.Diagnostics.ToArray());
         }
 
-        internal void AssertSyntaxTreeNodeMatchesBaseline(Block root, params RazorDiagnostic[] diagnostics)
+        internal void AssertSyntaxTreeNodeMatchesBaseline(Block root, string filePath, params RazorDiagnostic[] diagnostics)
         {
             if (FileName == null)
             {
@@ -111,12 +112,16 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
 
             var baselineFileName = Path.ChangeExtension(FileName, ".syntaxtree.txt");
             var baselineDiagnosticsFileName = Path.ChangeExtension(FileName, ".diagnostics.txt");
+            var baselineClassifiedSpansFileName = Path.ChangeExtension(FileName, ".classifiedspans.txt");
+            var baselineTagHelperSpansFileName = Path.ChangeExtension(FileName, ".taghelperspans.txt");
 
             if (GenerateBaselines)
             {
+                // Write syntax tree baseline
                 var baselineFullPath = Path.Combine(TestProjectRoot, baselineFileName);
                 File.WriteAllText(baselineFullPath, SyntaxTreeNodeSerializer.Serialize(root));
 
+                // Write diagnostics baseline
                 var baselineDiagnosticsFullPath = Path.Combine(TestProjectRoot, baselineDiagnosticsFileName);
                 var lines = diagnostics.Select(SerializeDiagnostic).ToArray();
                 if (lines.Any())
@@ -128,9 +133,26 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
                     File.Delete(baselineDiagnosticsFullPath);
                 }
 
+                // Write classified spans baseline
+                var classifiedSpansBaselineFullPath = Path.Combine(TestProjectRoot, baselineClassifiedSpansFileName);
+                File.WriteAllText(classifiedSpansBaselineFullPath, ClassifiedSpanSerializer.Serialize(root, filePath));
+
+                // Write tag helper spans baseline
+                var tagHelperSpansBaselineFullPath = Path.Combine(TestProjectRoot, baselineTagHelperSpansFileName);
+                var serializedTagHelperSpans = TagHelperSpanSerializer.Serialize(root, filePath);
+                if (!string.IsNullOrEmpty(serializedTagHelperSpans))
+                {
+                    File.WriteAllText(tagHelperSpansBaselineFullPath, serializedTagHelperSpans);
+                }
+                else if (File.Exists(tagHelperSpansBaselineFullPath))
+                {
+                    File.Delete(tagHelperSpansBaselineFullPath);
+                }
+
                 return;
             }
 
+            // Verify syntax tree
             var stFile = TestFile.Create(baselineFileName, GetType().GetTypeInfo().Assembly);
             if (!stFile.Exists())
             {
@@ -140,6 +162,7 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
             var baseline = stFile.ReadAllText().Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
             SyntaxTreeNodeVerifier.Verify(root, baseline);
 
+            // Verify diagnostics
             var baselineDiagnostics = string.Empty;
             var diagnosticsFile = TestFile.Create(baselineDiagnosticsFileName, GetType().GetTypeInfo().Assembly);
             if (diagnosticsFile.Exists())
@@ -149,6 +172,23 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
 
             var actualDiagnostics = string.Concat(diagnostics.Select(d => SerializeDiagnostic(d) + "\r\n"));
             Assert.Equal(baselineDiagnostics, actualDiagnostics);
+
+            // Verify classified spans
+            var classifiedSpanFile = TestFile.Create(baselineClassifiedSpansFileName, GetType().GetTypeInfo().Assembly);
+            if (!classifiedSpanFile.Exists())
+            {
+                throw new XunitException($"The resource {baselineClassifiedSpansFileName} was not found.");
+            }
+
+            // Verify tag helper spans
+            var tagHelperSpanFile = TestFile.Create(baselineTagHelperSpansFileName, GetType().GetTypeInfo().Assembly);
+            var tagHelperSpanBaseline = new string[0];
+            if (tagHelperSpanFile.Exists())
+            {
+                tagHelperSpanBaseline = tagHelperSpanFile.ReadAllText().Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
+            }
+
+            TagHelperSpanVerifier.Verify(root, filePath, tagHelperSpanBaseline);
         }
 
         private static string SerializeDiagnostic(RazorDiagnostic diagnostic)
@@ -174,14 +214,14 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
             AssertSyntaxTreeNodeMatchesBaseline(syntaxTree);
         }
 
-        internal virtual void BaselineTest(Block root, bool verifySyntaxTree = true, params RazorDiagnostic[] diagnostics)
+        internal virtual void BaselineTest(Block root, string filePath = null, bool verifySyntaxTree = true, params RazorDiagnostic[] diagnostics)
         {
             if (verifySyntaxTree)
             {
                 SyntaxTreeVerifier.Verify(root);
             }
 
-            AssertSyntaxTreeNodeMatchesBaseline(root, diagnostics);
+            AssertSyntaxTreeNodeMatchesBaseline(root, filePath, diagnostics);
         }
 
         internal RazorSyntaxTree ParseBlock(string document, bool designTime)
diff --git a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs
new file mode 100644
index 0000000000..1639bb2685
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs
@@ -0,0 +1,21 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.IO;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal class TagHelperSpanSerializer
+    {
+        internal static string Serialize(SyntaxTreeNode node, string filePath = null)
+        {
+            using (var writer = new StringWriter())
+            {
+                var visitor = new TagHelperSpanWriter(writer, filePath);
+                visitor.Visit(node);
+
+                return writer.ToString();
+            }
+        }
+    }
+}
diff --git a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs
new file mode 100644
index 0000000000..7fd7d9f075
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs
@@ -0,0 +1,110 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.IO;
+using System.Text;
+using Xunit;
+using Xunit.Sdk;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal class TagHelperSpanVerifier
+    {
+        internal static void Verify(SyntaxTreeNode node, string filePath, string[] baseline)
+        {
+            using (var writer = new StringWriter())
+            {
+                var walker = new Walker(writer, filePath, baseline);
+                walker.Visit(node);
+                walker.AssertReachedEndOfBaseline();
+            }
+        }
+
+        private class Walker : TagHelperSpanWriter
+        {
+            private readonly string[] _baseline;
+            private readonly StringWriter _writer;
+
+            private int _index;
+
+            public Walker(StringWriter writer, string filePath, string[] baseline) : base(writer, filePath)
+            {
+                _writer = writer;
+                _baseline = baseline;
+            }
+
+            public override void VisitTagHelperSpan(TagHelperSpanInternal span)
+            {
+                var expected = _index < _baseline.Length ? _baseline[_index++] : null;
+
+                _writer.GetStringBuilder().Clear();
+                base.VisitTagHelperSpan(span);
+                var actual = _writer.GetStringBuilder().ToString();
+                AssertEqual(span, expected, actual);
+            }
+
+            public void AssertReachedEndOfBaseline()
+            {
+                // Since we're walking the list of classified spans there's the chance that our baseline is longer.
+                Assert.True(_baseline.Length == _index, $"Not all lines of the baseline were visited! {_baseline.Length} {_index}");
+            }
+
+            private void AssertEqual(TagHelperSpanInternal span, string expected, string actual)
+            {
+                if (string.Equals(expected, actual))
+                {
+                    return;
+                }
+
+                if (expected == null)
+                {
+                    var message = "The span is missing from baseline.";
+                    throw new TagHelperSpanBaselineException(span, expected, actual, message);
+                }
+                else
+                {
+                    var message = $"Contents are not equal.";
+                    throw new TagHelperSpanBaselineException(span, expected, actual, message);
+                }
+            }
+
+            private class TagHelperSpanBaselineException : XunitException
+            {
+                public TagHelperSpanBaselineException(TagHelperSpanInternal span, string expected, string actual, string userMessage)
+                    : base(Format(span, expected, actual, userMessage))
+                {
+                    Span = span;
+                    Expected = expected;
+                    Actual = actual;
+                }
+
+                public TagHelperSpanInternal Span { get; }
+
+                public string Actual { get; }
+
+                public string Expected { get; }
+
+                private static string Format(TagHelperSpanInternal span, string expected, string actual, string userMessage)
+                {
+                    var builder = new StringBuilder();
+                    builder.AppendLine(userMessage);
+                    builder.AppendLine();
+
+                    if (expected != null)
+                    {
+                        builder.Append("Expected: ");
+                        builder.AppendLine(expected);
+                    }
+
+                    if (actual != null)
+                    {
+                        builder.Append("Actual: ");
+                        builder.AppendLine(actual);
+                    }
+
+                    return builder.ToString();
+                }
+            }
+        }
+    }
+}
diff --git a/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs
new file mode 100644
index 0000000000..1552bdb71d
--- /dev/null
+++ b/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs
@@ -0,0 +1,81 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+
+namespace Microsoft.AspNetCore.Razor.Language.Legacy
+{
+    internal class TagHelperSpanWriter
+    {
+        private readonly string _filePath;
+        private readonly TextWriter _writer;
+
+        public TagHelperSpanWriter(TextWriter writer, string filePath)
+        {
+            _writer = writer;
+            _filePath = filePath;
+        }
+
+        public virtual void Visit(SyntaxTreeNode node)
+        {
+            if (!(node is Block block))
+            {
+                return;
+            }
+
+            var tagHelperSpans = GetTagHelperSpans(block, _filePath);
+            foreach (var span in tagHelperSpans)
+            {
+                VisitTagHelperSpan(span);
+                WriteNewLine();
+            }
+        }
+
+        public virtual void VisitTagHelperSpan(TagHelperSpanInternal span)
+        {
+            WriteTagHelperSpan(span);
+        }
+
+        protected void WriteTagHelperSpan(TagHelperSpanInternal span)
+        {
+            Write($"TagHelper span at {span.Span}");
+            foreach (var tagHelper in span.TagHelpers)
+            {
+                WriteSeparator();
+
+                // Get the type name without the namespace.
+                var typeName = tagHelper.Name.Substring(tagHelper.Name.LastIndexOf('.') + 1);
+                Write(typeName);
+            }
+        }
+
+        protected void WriteSeparator()
+        {
+            Write(" - ");
+        }
+
+        protected void WriteNewLine()
+        {
+            _writer.WriteLine();
+        }
+
+        protected void Write(object value)
+        {
+            _writer.Write(value);
+        }
+
+        internal static IReadOnlyList<TagHelperSpanInternal> GetTagHelperSpans(Block root, string filePath)
+        {
+            // We don't care about the options and diagnostic here.
+            var syntaxTree = RazorSyntaxTree.Create(
+                root,
+                TestRazorSourceDocument.Create(filePath: filePath),
+                Array.Empty<RazorDiagnostic>(),
+                RazorParserOptions.CreateDefault());
+
+            return syntaxTree.GetTagHelperSpans();
+        }
+    }
+}