name : GenericValidator.php <?php /** * This file is part of the ramsey/uuid library * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. * * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com> * @license http://opensource.org/licenses/MIT MIT */ declare(strict_types=1); namespace Ramsey\Uuid\Validator; use Ramsey\Uuid\Uuid; use function preg_match; use function str_replace; /** * GenericValidator validates strings as UUIDs of any variant * * @psalm-immutable */ final class GenericValidator implements ValidatorInterface { /** * Regular expression pattern for matching a UUID of any variant. */ private const VALID_PATTERN = '\A[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}\z'; /** * @psalm-return non-empty-string * @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty * @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty */ public function getPattern(): string { return self::VALID_PATTERN; } public function validate(string $uuid): bool { $uuid = str_replace(['urn:', 'uuid:', 'URN:', 'UUID:', '{', '}'], '', $uuid); return $uuid === Uuid::NIL || preg_match('/' . self::VALID_PATTERN . '/Dms', $uuid); } }