Markup block - Gen<None> - 46 - (0:0,0)
    Markup span - Gen<Markup> - [LF] - SpanEditHandler;Accepts:Any - (0:0,0) - Tokens:1
        SyntaxKind.NewLine;[LF];
    Directive block - Gen<Directive:{custom;SingleLine;Unrestricted}> - 44 - (2:1,0)
        Code span - Gen<Stmt> - [  ] - SpanEditHandler;Accepts:Any - (2:1,0) - Tokens:1
            SyntaxKind.Whitespace;[  ];
        Transition span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (4:1,2) - Tokens:1
            SyntaxKind.Transition;[@];
        MetaCode span - Gen<None> - [custom] - SpanEditHandler;Accepts:None - (5:1,3) - Tokens:1
            SyntaxKind.Identifier;[custom];
        Code span - Gen<None> - [ ] - SpanEditHandler;Accepts:Whitespace - (11:1,9) - Tokens:1
            SyntaxKind.Whitespace;[ ];
        Code span - Gen<DirectiveToken {;Type;Opt:False}> - [System.Text.Encoding.ASCIIEncoding] - DirectiveTokenEditHandler;Accepts:NonWhitespace - (12:1,10) - Tokens:7
            SyntaxKind.Identifier;[System];
            SyntaxKind.Dot;[.];
            SyntaxKind.Identifier;[Text];
            SyntaxKind.Dot;[.];
            SyntaxKind.Identifier;[Encoding];
            SyntaxKind.Dot;[.];
            SyntaxKind.Identifier;[ASCIIEncoding];
    Markup span - Gen<Markup> - [] - SpanEditHandler;Accepts:Any - (46:1,44) - Tokens:1
        SyntaxKind.Unknown;[];
