Pytocs.Syntax.Parser.exec_stmt C# (CSharp) Method

        public ExecStatement exec_stmt()
        {
            var posStart = Expect(TokenType.Exec).Start;
            Exp e = expr();
            var posEnd = e.End;
            Exp g = null;
            Exp l = null;
            if (PeekAndDiscard(TokenType.In))
            {
                g = test();
                posEnd = g.End;
                if (PeekAndDiscard(TokenType.COMMA))
                {
                    l = test();
                    posEnd = l.End;
                }
            }
            return new ExecStatement(e, g, l, filename, posStart, posEnd);
        }