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<?php |
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|
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/* |
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* This file is part of composer/pcre. |
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* |
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* (c) Composer <https://github.com/composer> |
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* |
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* For the full copyright and license information, please view |
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* the LICENSE file that was distributed with this source code. |
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*/ |
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|
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namespace TablePress\Composer\Pcre; |
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|
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class PcreException extends \RuntimeException |
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{ |
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/** |
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* @param string $function |
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* @param string|string[] $pattern |
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* @return self |
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*/ |
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public static function fromFunction($function, $pattern) |
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{ |
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$code = preg_last_error(); |
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|
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if (is_array($pattern)) { |
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$pattern = implode(', ', $pattern); |
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} |
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|
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return new PcreException($function.'(): failed executing "'.$pattern.'": '.self::pcreLastErrorMessage($code), $code); |
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} |
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|
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/** |
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* @param int $code |
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* @return string |
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*/ |
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private static function pcreLastErrorMessage($code) |
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{ |
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if (function_exists('preg_last_error_msg')) { |
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return preg_last_error_msg(); |
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} |
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|
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$constants = get_defined_constants(true); |
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if (!isset($constants['pcre']) || !is_array($constants['pcre'])) { |
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return 'UNDEFINED_ERROR'; |
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} |
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|
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foreach ($constants['pcre'] as $const => $val) { |
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if ($val === $code && substr($const, -6) === '_ERROR') { |
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return $const; |
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} |
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} |
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|
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return 'UNDEFINED_ERROR'; |
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} |
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} |
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|
