RazorDocument - [0..19)::19 - [foo @DateTime.. baz]
    MarkupBlock - [0..19)::19
        MarkupTextLiteral - [0..4)::4 - [foo ] - Gen<Markup> - SpanEditHandler;Accepts:Any
            Text;[foo];
            Whitespace;[ ];
        CSharpCodeBlock - [4..15)::11
            CSharpImplicitExpression - [4..15)::11
                CSharpTransition - [4..5)::1 - Gen<None> - SpanEditHandler;Accepts:None
                    Transition;[@];
                CSharpImplicitExpressionBody - [5..15)::10
                    CSharpCodeBlock - [5..15)::10
                        CSharpExpressionLiteral - [5..15)::10 - [DateTime..] - Gen<Expr> - ImplicitExpressionEditHandler;Accepts:NonWhitespace;ImplicitExpression[RTD];K22
                            Identifier;[DateTime];
                            Dot;[.];
                            Dot;[.];
        MarkupTextLiteral - [15..19)::4 - [ baz] - Gen<Markup> - SpanEditHandler;Accepts:Any
            Whitespace;[ ];
            Text;[baz];
