RazorDocument - [0..6)::6 - [@/ foo]
    MarkupBlock - [0..6)::6
        MarkupTextLiteral - [0..0)::0 - [] - Gen<Markup> - SpanEditHandler;Accepts:Any
            Marker;[];
        CSharpCodeBlock - [0..1)::1
            CSharpImplicitExpression - [0..1)::1
                CSharpTransition - [0..1)::1 - Gen<None> - SpanEditHandler;Accepts:None
                    Transition;[@];
                CSharpImplicitExpressionBody - [1..1)::0
                    CSharpCodeBlock - [1..1)::0
                        CSharpExpressionLiteral - [1..1)::0 - [] - Gen<Expr> - ImplicitExpressionEditHandler;Accepts:NonWhitespace;ImplicitExpression[RTD];K14
                            Marker;[];
        MarkupTextLiteral - [1..6)::5 - [/ foo] - Gen<Markup> - SpanEditHandler;Accepts:Any
            ForwardSlash;[/];
            Whitespace;[ ];
            Text;[foo];
