Markup block - Gen<None> - 30 - (0:0,0)
    Tag block - Gen<None> - 5 - (0:0,0)
        Markup span - Gen<Markup> - [<foo>] - SpanEditHandler;Accepts:None - (0:0,0) - Symbols:3
            HtmlSymbolType.OpenAngle;[<];
            HtmlSymbolType.Text;[foo];
            HtmlSymbolType.CloseAngle;[>];
    Markup span - Gen<Markup> - [] - SpanEditHandler;Accepts:Any - (5:0,5) - Symbols:1
        HtmlSymbolType.Unknown;[];
    Expression block - Gen<Expr> - 4 - (5:0,5)
        Transition span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (5:0,5) - Symbols:1
            CSharpSymbolType.Transition;[@];
        Code span - Gen<Expr> - [bar] - ImplicitExpressionEditHandler;Accepts:NonWhiteSpace;ImplicitExpression[RTD];K14 - (6:0,6) - Symbols:1
            CSharpSymbolType.Identifier;[bar];
    Tag block - Gen<None> - 5 - (9:0,9)
        Markup span - Gen<Markup> - [<baz>] - SpanEditHandler;Accepts:None - (9:0,9) - Symbols:3
            HtmlSymbolType.OpenAngle;[<];
            HtmlSymbolType.Text;[baz];
            HtmlSymbolType.CloseAngle;[>];
    Markup span - Gen<Markup> - [] - SpanEditHandler;Accepts:Any - (14:0,14) - Symbols:1
        HtmlSymbolType.Unknown;[];
    Expression block - Gen<Expr> - 4 - (14:0,14)
        Transition span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (14:0,14) - Symbols:1
            CSharpSymbolType.Transition;[@];
        Code span - Gen<Expr> - [boz] - ImplicitExpressionEditHandler;Accepts:NonWhiteSpace;ImplicitExpression[RTD];K14 - (15:0,15) - Symbols:1
            CSharpSymbolType.Identifier;[boz];
    Tag block - Gen<None> - 6 - (18:0,18)
        Markup span - Gen<Markup> - [</baz>] - SpanEditHandler;Accepts:None - (18:0,18) - Symbols:4
            HtmlSymbolType.OpenAngle;[<];
            HtmlSymbolType.ForwardSlash;[/];
            HtmlSymbolType.Text;[baz];
            HtmlSymbolType.CloseAngle;[>];
    Tag block - Gen<None> - 6 - (24:0,24)
        Markup span - Gen<Markup> - [</foo>] - SpanEditHandler;Accepts:None - (24:0,24) - Symbols:4
            HtmlSymbolType.OpenAngle;[<];
            HtmlSymbolType.ForwardSlash;[/];
            HtmlSymbolType.Text;[foo];
            HtmlSymbolType.CloseAngle;[>];
