Statement block - Gen<None> - 4 - (0:0,0)
    MetaCode span - Gen<None> - [{] - SpanEditHandler;Accepts:None - (0:0,0) - Tokens:1
        CSharpTokenType.LeftBrace;[{];
    Code span - Gen<Stmt> - [] - AutoCompleteEditHandler;Accepts:Any,AutoComplete:[<null>];AtEOL - (1:0,1) - Tokens:1
        CSharpTokenType.Unknown;[];
    Expression block - Gen<Expr> - 1 - (1:0,1)
        Transition span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (1:0,1) - Tokens:1
            CSharpTokenType.Transition;[@];
        Code span - Gen<Expr> - [] - ImplicitExpressionEditHandler;Accepts:NonWhiteSpace;ImplicitExpression[ATD];K14 - (2:0,2) - Tokens:1
            CSharpTokenType.Unknown;[];
    Code span - Gen<Stmt> - [.] - SpanEditHandler;Accepts:Any - (2:0,2) - Tokens:1
        CSharpTokenType.Dot;[.];
    MetaCode span - Gen<None> - [}] - SpanEditHandler;Accepts:None - (3:0,3) - Tokens:1
        CSharpTokenType.RightBrace;[}];
