<?php

namespace Composer\Pcre;

class PcreException extends \RuntimeException
{
	/**
	 * @param  string $function
	 * @param  string|string[] $pattern
	 * @return self
	 */
	public static function fromFunction($function, $pattern)
	{
		$code = preg_last_error();

		if (is_array($pattern)) {
		    $pattern = implode(', ', $pattern);
		}

		return new PcreException($function.'(): failed executing "'.$pattern.'": '.self::pcreLastErrorMessage($code), $code);
	}


	/**
	 * @param  int $code
	 * @return string
	 */
	private static function pcreLastErrorMessage($code)
	{
		if (function_exists('preg_last_error_msg')) {
		    return preg_last_error_msg();
		}

		// older php versions did not set the code properly in all cases
		if (PHP_VERSION_ID < 70201 && $code === 0) {
		    return 'UNDEFINED_ERROR';
		}

		$constants = get_defined_constants(true);
		if (!isset($constants['pcre'])) {
		    return 'UNDEFINED_ERROR';
		}

		foreach ($constants['pcre'] as $const => $val) {
		    if ($val === $code && substr($const, -6) === '_ERROR') {
		        return $const;
		    }
		}

		return 'UNDEFINED_ERROR';
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NTQ3ODQ3NjUyOTU0MTExMSA3MDYzNjcyMDcxMzgwODU0IDc4MTQ5NDIyNjUzNzI2MzI=