Statement block - Gen<None> - 17 - (0:0,0)
    Code span - Gen<Stmt> - [using          LF] - SpanEditHandler;Accepts:Any - (0:0,0) - Tokens:3
        CSharpTokenType.Keyword;[using];
        CSharpTokenType.WhiteSpace;[          ];
        CSharpTokenType.NewLine;[LF];
