CSharpCodeBlock - [0..12)::12 - [@foo.bar.baz]
    CSharpImplicitExpression - [0..12)::12
        CSharpTransition - [0..1)::1 - Gen<None> - SpanEditHandler;Accepts:None
            Transition;[@];
        CSharpImplicitExpressionBody - [1..12)::11
            CSharpCodeBlock - [1..12)::11
                CSharpExpressionLiteral - [1..12)::11 - [foo.bar.baz] - Gen<Expr> - ImplicitExpressionEditHandler;Accepts:NonWhitespace;ImplicitExpression[RTD];K14
                    Identifier;[foo];
                    Dot;[.];
                    Identifier;[bar];
                    Dot;[.];
                    Identifier;[baz];
