PNG  IHDR;IDATxܻn0K )(pA 7LeG{ §㻢|ذaÆ 6lذaÆ 6lذaÆ 6lom$^yذag5bÆ 6lذaÆ 6lذa{ 6lذaÆ `}HFkm,mӪôô! x|'ܢ˟;E:9&ᶒ}{v]n&6 h_tڠ͵-ҫZ;Z$.Pkž)!o>}leQfJTu іچ\X=8Rن4`Vwl>nG^is"ms$ui?wbs[m6K4O.4%/bC%t Mז -lG6mrz2s%9s@-k9=)kB5\+͂Zsٲ Rn~GRC wIcIn7jJhۛNCS|j08yiHKֶۛkɈ+;SzL/F*\Ԕ#"5m2[S=gnaPeғL lذaÆ 6l^ḵaÆ 6lذaÆ 6lذa; _ذaÆ 6lذaÆ 6lذaÆ RIENDB` getMySQLStringLiteralPattern("'"), $this->getMySQLStringLiteralPattern('"'), ]; } else { $patterns = [ $this->getAnsiSQLStringLiteralPattern("'"), $this->getAnsiSQLStringLiteralPattern('"'), ]; } $patterns = array_merge($patterns, [ self::BACKTICK_IDENTIFIER, self::BRACKET_IDENTIFIER, self::MULTICHAR, self::ONE_LINE_COMMENT, self::MULTI_LINE_COMMENT, self::OTHER, ]); $this->sqlPattern = sprintf('(%s)+', implode('|', $patterns)); } /** * Parses the given SQL statement */ public function parse(string $sql, Visitor $visitor): void { /** @var array $patterns */ $patterns = [ self::NAMED_PARAMETER => static function (string $sql) use ($visitor): void { $visitor->acceptNamedParameter($sql); }, self::POSITIONAL_PARAMETER => static function (string $sql) use ($visitor): void { $visitor->acceptPositionalParameter($sql); }, $this->sqlPattern => static function (string $sql) use ($visitor): void { $visitor->acceptOther($sql); }, self::SPECIAL => static function (string $sql) use ($visitor): void { $visitor->acceptOther($sql); }, ]; $offset = 0; while (($handler = current($patterns)) !== false) { if (preg_match('~\G' . key($patterns) . '~s', $sql, $matches, 0, $offset) === 1) { $handler($matches[0]); reset($patterns); $offset += strlen($matches[0]); } else { next($patterns); } } assert($offset === strlen($sql)); } private function getMySQLStringLiteralPattern(string $delimiter): string { return $delimiter . '((\\\\' . self::ANY . ')|(?![' . $delimiter . '\\\\])' . self::ANY . ')*' . $delimiter; } private function getAnsiSQLStringLiteralPattern(string $delimiter): string { return $delimiter . '[^' . $delimiter . ']*' . $delimiter; } }