<?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;

/**

 * ClosureLoader loads routes from a PHP closure.

 *

 * The Closure must return a RouteCollection instance.

 *

 * @author Fabien Potencier <fabien@symfony.com>

 *

 * @api

 */

class ClosureLoader extends Loader

{

    /**

     * Loads a Closure.

     *

     * @param \Closure $closure A Closure

     * @param string   $type    The resource type

     *

     * @api

     */

    public function load($closure, $type = null)

    {

        return call_user_func($closure);

    }

    /**

     * Returns true if this class supports the given resource.

     *

     * @param mixed  $resource A resource

     * @param string $type     The resource type

     *

     * @return Boolean True if this class supports the given resource, false otherwise

     *

     * @api

     */

    public function supports($resource, $type = null)

    {

        return $resource instanceof \Closure && (!$type || 'closure' === $type);

    }

}