Markup block - Gen<None> - 27 - (0:0,0)
    Markup span - Gen<Markup> - [] - SpanEditHandler;Accepts:Any - (0:0,0) - Tokens:1
        SyntaxKind.Unknown;[];
    Directive block - Gen<Directive:{section;RazorBlock;Unrestricted} [RZ1012(27:1,4 [1] )]> - 27 - (0:0,0)
        Transition span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (0:0,0) - Tokens:1
            SyntaxKind.Transition;[@];
        MetaCode span - Gen<None> - [section] - SpanEditHandler;Accepts:None - (1:0,1) - Tokens:1
            SyntaxKind.Identifier;[section];
        Code span - Gen<None> - [ ] - SpanEditHandler;Accepts:Whitespace - (8:0,8) - Tokens:1
            SyntaxKind.Whitespace;[ ];
        Code span - Gen<DirectiveToken {SectionName;Member;Opt:False}> - [Foo] - DirectiveTokenEditHandler;Accepts:NonWhitespace - (9:0,9) - Tokens:1
            SyntaxKind.Identifier;[Foo];
        Markup span - Gen<None> - [         LF    ] - SpanEditHandler;Accepts:AllWhitespace - (12:0,12) - Tokens:3
            SyntaxKind.Whitespace;[         ];
            SyntaxKind.NewLine;[LF];
            SyntaxKind.Whitespace;[    ];
    Markup span - Gen<Markup> - [] - SpanEditHandler;Accepts:Any - (27:1,4) - Tokens:1
        SyntaxKind.Unknown;[];
