<?phpnamespace ParcBundle;use Symfony\Component\HttpKernel\Bundle\Bundle;use ParcBundle\DependencyInjection\ParcExtension;use Symfony\Component\DependencyInjection\ContainerBuilder;class UBParcBundle extends Bundle{ public function build(ContainerBuilder $container) { parent::build($container); $ext = new ParcExtension([],$container); return $ext->prepend($container); }}