thecodingmachine / magic-query

                $localTokenList = $this->splitSQLIntoTokens($this->removeParenthesisFromStart($curr->getTrim()));

                if ($prev->getUpper() === 'IN') {

                    foreach ($localTokenList as $k => $v) {

                        $tmpToken = new ExpressionToken($k, $v);

                        if ($tmpToken->isCommaToken()) {

                            unset($localTokenList[$k]);

                        }

                    }

                    $localTokenList = array_values($localTokenList);

                    $curr->setSubTree($this->process_expr_list($localTokenList));

                    # if we have a colref followed by a parenthesis pair,

                    # it isn't a colref, it is a user-function

                    foreach ($localTokenList as $k => $v) {

                        $tmpToken = new ExpressionToken($k, $v);

                        if ($tmpToken->isCommaToken()) {

                            unset($localTokenList[$k]);

                        }

                    }

                    $localTokenList = array_values($localTokenList);

                    $curr->setSubTree($this->process_expr_list($localTokenList));