CSharpCodeBlock - [0..18)::18 - [if (true) { @foo }]
    CSharpTransition - [0..0)::0 - Gen<None> - SpanEditHandler;Accepts:None
        Transition;[<Missing>];
    CSharpStatementLiteral - [0..12)::12 - [if (true) { ] - Gen<Stmt> - SpanEditHandler;Accepts:Any
        Keyword;[if];
        Whitespace;[ ];
        LeftParenthesis;[(];
        Keyword;[true];
        RightParenthesis;[)];
        Whitespace;[ ];
        LeftBrace;[{];
        Whitespace;[ ];
    CSharpCodeBlock - [12..16)::4
        CSharpImplicitExpression - [12..16)::4
            CSharpTransition - [12..13)::1 - Gen<None> - SpanEditHandler;Accepts:None
                Transition;[@];
            CSharpImplicitExpressionBody - [13..16)::3
                CSharpCodeBlock - [13..16)::3
                    CSharpExpressionLiteral - [13..16)::3 - [foo] - Gen<Expr> - ImplicitExpressionEditHandler;Accepts:NonWhitespace;ImplicitExpression[ATD];K14
                        Identifier;[foo];
    CSharpStatementLiteral - [16..18)::2 - [ }] - Gen<Stmt> - SpanEditHandler;Accepts:Any
        Whitespace;[ ];
        RightBrace;[}];
