<?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:----ODAzMDkxNDE1MDM4MDE0MiA3MzcwMDI2ODA3MTQ0ODEzIDMwODcyMDUyMzgyMDU3MzI=