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Changes to support design time code generation in Mvc

This commit is contained in:
Pranav K 2015-09-23 12:27:08 -07:00
parent c9341ee3d7
commit 3572b0f3f3
2 changed files with 50 additions and 28 deletions
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31
src/Microsoft.AspNet.Razor/CodeGenerators/CSharpCodeGenerator.cs
View File

@ -65,7 +65,8 @@ namespace Microsoft.AspNet.Razor.CodeGenerators
var csharpCodeVisitor = CreateCSharpCodeVisitor(writer, Context);
new CSharpTypeMemberVisitor(csharpCodeVisitor, writer, Context).Accept(Tree.Chunks);
new CSharpDesignTimeHelpersVisitor(csharpCodeVisitor, writer, Context).AcceptTree(Tree);
CreateCSharpDesignTimeCodeVisitor(csharpCodeVisitor, writer, Context)
.AcceptTree(Tree);
new CSharpTagHelperFieldDeclarationVisitor(writer, Context).Accept(Tree.Chunks);
BuildConstructor(writer);
@ -87,8 +88,9 @@ namespace Microsoft.AspNet.Razor.CodeGenerators
return new CodeGeneratorResult(writer.GenerateCode(), writer.LineMappingManager.Mappings);
}
protected virtual CSharpCodeVisitor CreateCSharpCodeVisitor(CSharpCodeWriter writer,
CodeGeneratorContext context)
protected virtual CSharpCodeVisitor CreateCSharpCodeVisitor(
CSharpCodeWriter writer,
CodeGeneratorContext context)
{
if (writer == null)
{
@ -103,6 +105,29 @@ namespace Microsoft.AspNet.Razor.CodeGenerators
return new CSharpCodeVisitor(writer, context);
}
protected virtual CSharpDesignTimeCodeVisitor CreateCSharpDesignTimeCodeVisitor(
CSharpCodeVisitor csharpCodeVisitor,
CSharpCodeWriter writer,
CodeGeneratorContext context)
{
if (csharpCodeVisitor == null)
{
throw new ArgumentNullException(nameof(csharpCodeVisitor));
}
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
return new CSharpDesignTimeCodeVisitor(csharpCodeVisitor, writer, context);
}
protected virtual CSharpCodeWritingScope BuildClassDeclaration(CSharpCodeWriter writer)
{
var baseTypeVisitor = new CSharpBaseTypeVisitor(writer, Context);

47
src/Microsoft.AspNet.Razor/CodeGenerators/Visitors/CSharpDesignTimeHelpersVisitor.cs → src/Microsoft.AspNet.Razor/CodeGenerators/Visitors/CSharpDesignTimeCodeVisitor.cs
View File

@ -8,22 +8,19 @@ using Microsoft.AspNet.Razor.Chunks;
namespace Microsoft.AspNet.Razor.CodeGenerators.Visitors
{
public class CSharpDesignTimeHelpersVisitor : CodeVisitor<CSharpCodeWriter>
public class CSharpDesignTimeCodeVisitor : CodeVisitor<CSharpCodeWriter>
{
internal const string InheritsHelper = "__inheritsHelper";
internal const string DesignTimeHelperMethodName = "__RazorDesignTimeHelpers__";
private const string InheritsHelper = "__inheritsHelper";
private const string DesignTimeHelperMethodName = "__RazorDesignTimeHelpers__";
private const string TagHelperDirectiveSyntaxHelper = "__tagHelperDirectiveSyntaxHelper";
private const int DisableVariableNamingWarnings = 219;
private readonly CSharpCodeVisitor _csharpCodeVisitor;
private bool _initializedTagHelperDirectiveSyntaxHelper;
public CSharpDesignTimeHelpersVisitor(CSharpCodeVisitor csharpCodeVisitor,
CSharpCodeWriter writer,
CodeGeneratorContext context)
public CSharpDesignTimeCodeVisitor(
CSharpCodeVisitor csharpCodeVisitor,
CSharpCodeWriter writer,
CodeGeneratorContext context)
: base(writer, context)
{
if (csharpCodeVisitor == null)
@ -31,19 +28,11 @@ namespace Microsoft.AspNet.Razor.CodeGenerators.Visitors
throw new ArgumentNullException(nameof(csharpCodeVisitor));
}
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
_csharpCodeVisitor = csharpCodeVisitor;
CSharpCodeVisitor = csharpCodeVisitor;
}
public CSharpCodeVisitor CSharpCodeVisitor { get; }
public void AcceptTree(ChunkTree tree)
{
if (Context.Host.DesignTimeMode)
@ -52,17 +41,25 @@ namespace Microsoft.AspNet.Razor.CodeGenerators.Visitors
{
using (Writer.BuildDisableWarningScope(DisableVariableNamingWarnings))
{
Accept(tree.Chunks);
AcceptTreeCore(tree);
}
}
}
}
protected virtual void AcceptTreeCore(ChunkTree tree)
{
Accept(tree.Chunks);
}
protected override void Visit(SetBaseTypeChunk chunk)
{
if (Context.Host.DesignTimeMode)
Debug.Assert(Context.Host.DesignTimeMode);
if (chunk.Start != SourceLocation.Undefined)
{
using (CSharpLineMappingWriter lineMappingWriter = Writer.BuildLineMapping(chunk.Start, chunk.TypeName.Length, Context.SourceFile))
using (var lineMappingWriter =
Writer.BuildLineMapping(chunk.Start, chunk.TypeName.Length, Context.SourceFile))
{
Writer.Indent(chunk.Start.CharacterIndex);
@ -105,7 +102,7 @@ namespace Microsoft.AspNet.Razor.CodeGenerators.Visitors
// The parsing mechanism for a TagHelper directive chunk (CSharpCodeParser.TagHelperDirective())
// removes quotes that surround the text.
_csharpCodeVisitor.CreateExpressionCodeMapping(
CSharpCodeVisitor.CreateExpressionCodeMapping(
string.Format(CultureInfo.InvariantCulture, "\"{0}\"", text),
chunk);