Markup block - Gen<None> - 117 - (0:0,0)
    Markup span - Gen<Markup> - [{] - SpanEditHandler;Accepts:Any - (0:0,0) - Tokens:1
        SyntaxKind.Text;[{];
    Tag block - Gen<None> - 115 - (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),"@(112:0,112)> - 107 - (6:0,6)
            Markup span - Gen<None> - [ foo="] - SpanEditHandler;Accepts:Any - (6:0,6) - Tokens:4
                SyntaxKind.Whitespace;[ ];
                SyntaxKind.Text;[foo];
                SyntaxKind.Equals;[=];
                SyntaxKind.DoubleQuote;["];
            Markup span - Gen<LitAttr:@(12:0,12)> - [/^[a-z0-9!#$%&'*+\/=?^_`{|}~.-]+] - SpanEditHandler;Accepts:Any - (12:0,12) - Tokens:14
                SyntaxKind.ForwardSlash;[/];
                SyntaxKind.Text;[^];
                SyntaxKind.LeftBracket;[[];
                SyntaxKind.Text;[a-z0-9];
                SyntaxKind.Bang;[!];
                SyntaxKind.Text;[#$%&];
                SyntaxKind.SingleQuote;['];
                SyntaxKind.Text;[*+\];
                SyntaxKind.ForwardSlash;[/];
                SyntaxKind.Equals;[=];
                SyntaxKind.QuestionMark;[?];
                SyntaxKind.Text;[^_`{|}~.-];
                SyntaxKind.RightBracket;[]];
                SyntaxKind.Text;[+];
            Markup block - Gen<None> - 2 - (44:0,44)
                Markup span - Gen<LitAttr:@(44:0,44)> - [@] - SpanEditHandler;Accepts:None - (44:0,44) - Tokens:1
                    SyntaxKind.Transition;[@];
                Markup span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (45:0,45) - Tokens:1
                    SyntaxKind.Transition;[@];
            Markup span - Gen<LitAttr:@(46:0,46)> - [[a-z0-9]([a-z0-9-]*[a-z0-9])?\.([a-z0-9]([a-z0-9-]*[a-z0-9])?)*$/i] - SpanEditHandler;Accepts:Any - (46:0,46) - Tokens:30
                SyntaxKind.LeftBracket;[[];
                SyntaxKind.Text;[a-z0-9];
                SyntaxKind.RightBracket;[]];
                SyntaxKind.Text;[(];
                SyntaxKind.LeftBracket;[[];
                SyntaxKind.Text;[a-z0-9-];
                SyntaxKind.RightBracket;[]];
                SyntaxKind.Text;[*];
                SyntaxKind.LeftBracket;[[];
                SyntaxKind.Text;[a-z0-9];
                SyntaxKind.RightBracket;[]];
                SyntaxKind.Text;[)];
                SyntaxKind.QuestionMark;[?];
                SyntaxKind.Text;[\.(];
                SyntaxKind.LeftBracket;[[];
                SyntaxKind.Text;[a-z0-9];
                SyntaxKind.RightBracket;[]];
                SyntaxKind.Text;[(];
                SyntaxKind.LeftBracket;[[];
                SyntaxKind.Text;[a-z0-9-];
                SyntaxKind.RightBracket;[]];
                SyntaxKind.Text;[*];
                SyntaxKind.LeftBracket;[[];
                SyntaxKind.Text;[a-z0-9];
                SyntaxKind.RightBracket;[]];
                SyntaxKind.Text;[)];
                SyntaxKind.QuestionMark;[?];
                SyntaxKind.Text;[)*$];
                SyntaxKind.ForwardSlash;[/];
                SyntaxKind.Text;[i];
            Markup span - Gen<None> - ["] - SpanEditHandler;Accepts:Any - (112:0,112) - Tokens:1
                SyntaxKind.DoubleQuote;["];
        Markup span - Gen<Markup> - [ />] - SpanEditHandler;Accepts:Any - (113:0,113) - Tokens:3
            SyntaxKind.Whitespace;[ ];
            SyntaxKind.ForwardSlash;[/];
            SyntaxKind.CloseAngle;[>];
    Markup span - Gen<Markup> - [}] - SpanEditHandler;Accepts:Any - (116:0,116) - Tokens:1
        SyntaxKind.Text;[}];
