name : ClosureLoader.php <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Routing\Loader; use Symfony\Component\Config\Loader\Loader; use Symfony\Component\Routing\RouteCollection; /** * ClosureLoader loads routes from a PHP closure. * * The Closure must return a RouteCollection instance. * * @author Fabien Potencier <fabien@symfony.com> */ class ClosureLoader extends Loader { /** * Loads a Closure. */ public function load(mixed $closure, ?string $type = null): RouteCollection { return $closure($this->env); } public function supports(mixed $resource, ?string $type = null): bool { return $resource instanceof \Closure && (!$type || 'closure' === $type); } }