RazorDocument - [0..15)::15 - [foo @foo. @barb]
    MarkupBlock - [0..15)::15
        MarkupTextLiteral - [0..4)::4 - [foo ] - Gen<Markup> - SpanEditHandler;Accepts:Any
            Text;[foo];
            Whitespace;[ ];
        CSharpCodeBlock - [4..8)::4
            CSharpImplicitExpression - [4..8)::4
                CSharpTransition - [4..5)::1 - Gen<None> - SpanEditHandler;Accepts:None
                    Transition;[@];
                CSharpImplicitExpressionBody - [5..8)::3
                    CSharpCodeBlock - [5..8)::3
                        CSharpExpressionLiteral - [5..8)::3 - [foo] - Gen<Expr> - ImplicitExpressionEditHandler;Accepts:NonWhitespace;ImplicitExpression[RTD];K22
                            Identifier;[foo];
        MarkupTextLiteral - [8..10)::2 - [. ] - Gen<Markup> - SpanEditHandler;Accepts:Any
            Text;[.];
            Whitespace;[ ];
        CSharpCodeBlock - [10..15)::5
            CSharpImplicitExpression - [10..15)::5
                CSharpTransition - [10..11)::1 - Gen<None> - SpanEditHandler;Accepts:None
                    Transition;[@];
                CSharpImplicitExpressionBody - [11..15)::4
                    CSharpCodeBlock - [11..15)::4
                        CSharpExpressionLiteral - [11..15)::4 - [barb] - Gen<Expr> - ImplicitExpressionEditHandler;Accepts:NonWhitespace;ImplicitExpression[RTD];K22
                            Identifier;[barb];
        MarkupTextLiteral - [15..15)::0 - [] - Gen<Markup> - SpanEditHandler;Accepts:Any
            Marker;[];
