Statement block - Gen<None> - 14 - (0:0,0)
    MetaCode span - Gen<None> - [{] - SpanEditHandler;Accepts:None - (0:0,0) - Tokens:1
        SyntaxKind.LeftBrace;[{];
    Markup block - Gen<None> - 13 - (1:0,1)
        Tag block - Gen<None> - 13 - (1:0,1)
            Markup span - Gen<Markup> - [<span] - SpanEditHandler;Accepts:Any - (1:0,1) - Tokens:2
                SyntaxKind.OpenAngle;[<];
                SyntaxKind.Text;[span];
            Markup block - Gen<Attr:foo, foo='@(6:0,6),@(14:0,14)> - 8 - (6:0,6)
                Markup span - Gen<None> - [ foo='] - SpanEditHandler;Accepts:Any - (6:0,6) - Tokens:4
                    SyntaxKind.Whitespace;[ ];
                    SyntaxKind.Text;[foo];
                    SyntaxKind.Equals;[=];
                    SyntaxKind.SingleQuote;['];
                Markup block - Gen<None> - 2 - (12:0,12)
                    Markup span - Gen<LitAttr:@(12:0,12)> - [@] - SpanEditHandler;Accepts:None - (12:0,12) - Tokens:1
                        SyntaxKind.Transition;[@];
                    Markup span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (13:0,13) - Tokens:1
                        SyntaxKind.Transition;[@];
        Markup span - Gen<Markup> - [] - SpanEditHandler;Accepts:Any - (14:0,14) - Tokens:1
            SyntaxKind.Unknown;[];
