symfony/src/Symfony/Framework/TwigBundle/TwigBundle.php

<?php

namespace Symfony\Framework\TwigBundle;

use Symfony\Foundation\Bundle\Bundle;
use Symfony\Components\DependencyInjection\ContainerInterface;
use Symfony\Components\DependencyInjection\Loader\Loader;
use Symfony\Components\DependencyInjection\Loader\XmlFileLoader;
use Symfony\Components\DependencyInjection\BuilderConfiguration;
use Symfony\Framework\TwigBundle\DependencyInjection\TwigExtension;

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * Bundle.
 *
 * @package    Symfony
 * @subpackage Framework_TwigBundle
 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
 */
class TwigBundle extends Bundle
{
    /**
     * Customizes the Container instance.
     *
     * @param Symfony\Components\DependencyInjection\ContainerInterface $container A ContainerInterface instance
     *
     * @return Symfony\Components\DependencyInjection\BuilderConfiguration A BuilderConfiguration instance
     */
    public function buildContainer(ContainerInterface $container)
    {
        Loader::registerExtension(new TwigExtension());
    }
}