RazorDocument - [0..8)::8 - [@val??[0]
    MarkupBlock - [0..8)::8
        MarkupTextLiteral - [0..0)::0 - [] - Gen<Markup>
            Marker;[];
        CSharpCodeBlock - [0..4)::4
            CSharpImplicitExpression - [0..4)::4
                CSharpTransition - [0..1)::1 - Gen<None>
                    Transition;[@];
                CSharpImplicitExpressionBody - [1..4)::3
                    CSharpCodeBlock - [1..4)::3
                        CSharpExpressionLiteral - [1..4)::3 - [val] - Gen<Expr>
                            Identifier;[val];
        MarkupTextLiteral - [4..8)::4 - [??[0] - Gen<Markup>
            QuestionMark;[?];
            QuestionMark;[?];
            LeftBracket;[[];
            Text;[0];
    EndOfFile;[];
