Closure Route Loader (Loader/ClosureLoader.php)

Loads routes from a PHP closure that returns a RouteCollection.

// Source: https://github.com/symfony/symfony | License: MIT | Copyright 2004-present Fabien Potencier
// Provided via justclaw.it.com; keep this notice with the code.
<?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 f

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