RazorDocument - [0..15)::15 - [@{<span foo='@@]
    MarkupBlock - [0..15)::15
        MarkupTextLiteral - [0..0)::0 - [] - Gen<Markup> - SpanEditHandler;Accepts:Any
            Marker;[];
        CSharpCodeBlock - [0..15)::15
            CSharpStatement - [0..15)::15
                CSharpTransition - [0..1)::1 - Gen<None> - SpanEditHandler;Accepts:None
                    Transition;[@];
                CSharpStatementBody - [1..15)::14
                    RazorMetaCode - [1..2)::1 - Gen<None> - SpanEditHandler;Accepts:None
                        LeftBrace;[{];
                    CSharpCodeBlock - [2..15)::13
                        MarkupBlock - [2..15)::13
                            MarkupElement - [2..15)::13
                                MarkupStartTag - [2..15)::13 - [<span foo='@@] - Gen<Markup> - SpanEditHandler;Accepts:Any
                                    OpenAngle;[<];
                                    Text;[span];
                                    MarkupAttributeBlock - [7..15)::8 - [ foo='@@]
                                        MarkupTextLiteral - [7..8)::1 - [ ] - Gen<Markup> - SpanEditHandler;Accepts:Any
                                            Whitespace;[ ];
                                        MarkupTextLiteral - [8..11)::3 - [foo] - Gen<Markup> - SpanEditHandler;Accepts:Any
                                            Text;[foo];
                                        Equals;[=];
                                        MarkupTextLiteral - [12..13)::1 - ['] - Gen<Markup> - SpanEditHandler;Accepts:Any
                                            SingleQuote;['];
                                        GenericBlock - [13..15)::2
                                            MarkupBlock - [13..15)::2
                                                MarkupTextLiteral - [13..14)::1 - [@] - Gen<LitAttr:@(13:0,13)> - SpanEditHandler;Accepts:None
                                                    Transition;[@];
                                                MarkupEphemeralTextLiteral - [14..15)::1 - [@] - Gen<None> - SpanEditHandler;Accepts:None
                                                    Transition;[@];
                                    CloseAngle;[<Missing>];
                    RazorMetaCode - [15..15)::0 - Gen<None> - SpanEditHandler;Accepts:Any
                        RightBrace;[<Missing>];
    EndOfFile;[];
