* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\DependencyInjection\Compiler; use Symfony\Component\DependencyInjection\ContainerBuilder; use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException; /** * A pass that might be run repeatedly. * * @author Johannes M. Schmitt */ class RepeatedPass implements CompilerPassInterface { /** * @var Boolean */ private $repeat = false; /** * @var RepeatablePassInterface[] */ private $passes; /** * Constructor. * * @param RepeatablePassInterface[] $passes An array of RepeatablePassInterface objects * * @throws InvalidArgumentException when the passes don't implement RepeatablePassInterface */ public function __construct(array $passes) { foreach ($passes as $pass) { if (!$pass instanceof RepeatablePassInterface) { throw new InvalidArgumentException('$passes must be an array of RepeatablePassInterface.'); } $pass->setRepeatedPass($this); } $this->passes = $passes; } /** * Process the repeatable passes that run more than once. * * @param ContainerBuilder $container */ public function process(ContainerBuilder $container) { $this->repeat = false; foreach ($this->passes as $pass) { $pass->process($container); } if ($this->repeat) { $this->process($container); } } /** * Sets if the pass should repeat */ public function setRepeat() { $this->repeat = true; } /** * Returns the passes * * @return RepeatablePassInterface[] An array of RepeatablePassInterface objects */ public function getPasses() { return $this->passes; } }