<?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:----MTM5NTQ1MDMwOTE0OTQzOCAyNzQ3MzI3MzY1MDU3ODU0IDMwOTE1MTI3MDUxODg3NTE=