�PNG  IHDR��;���IDATx��ܻn�0���K�� �)(�pA��� ���7�LeG{�� �§㻢|��ذaÆ 6lذaÆ 6lذaÆ 6lom��$^�y���ذag�5bÆ 6lذaÆ 6lذa{���� 6lذaÆ �`����}H�Fkm�,�m����Ӫ���ô�ô!� �x�|'ܢ˟;�E:���9�&ᶒ�}�{�v]�n&�6� �h��_��t�ڠ͵-ҫ���Z;��Z$�.�P���k�ž)�!��o���>}l�eQfJ�T��u і���چ��\��X=8��Rن4`Vw�l�>����n�G�^��i�s��"ms�$�u��i��?w�bs[m�6�K4���O���.�4��%����/����b�C%��t ��M�ז� �-l�G6�mrz2���s�%�9��s@���-�k�9�=���)������k�B5����\��+͂�Zsٲ ��Rn��~G���R���C����� �wIcI��n7jJ���hۛNCS|���j0��8y�iHKֶۛ�k�Ɉ+;Sz������L/��F�*\��Ԕ�#"5��m�2��[S��������=�g��n�a�P�e�ғ�L�� lذaÆ 6l�^k��̱aÆ 6lذaÆ 6lذa;���� �_��ذaÆ 6lذaÆ 6lذaÆ ���R���IEND�B` * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Contracts\Service; use Psr\Container\ContainerExceptionInterface; use Psr\Container\NotFoundExceptionInterface; // Help opcache.preload discover always-needed symbols class_exists(ContainerExceptionInterface::class); class_exists(NotFoundExceptionInterface::class); /** * A trait to help implement ServiceProviderInterface. * * @author Robin Chalas * @author Nicolas Grekas */ trait ServiceLocatorTrait { private $factories; private $loading = []; private $providedTypes; /** * @param callable[] $factories */ public function __construct(array $factories) { $this->factories = $factories; } /** * {@inheritdoc} * * @return bool */ public function has(string $id) { return isset($this->factories[$id]); } /** * {@inheritdoc} * * @return mixed */ public function get(string $id) { if (!isset($this->factories[$id])) { throw $this->createNotFoundException($id); } if (isset($this->loading[$id])) { $ids = array_values($this->loading); $ids = \array_slice($this->loading, array_search($id, $ids)); $ids[] = $id; throw $this->createCircularReferenceException($id, $ids); } $this->loading[$id] = $id; try { return $this->factories[$id]($this); } finally { unset($this->loading[$id]); } } /** * {@inheritdoc} */ public function getProvidedServices(): array { if (null === $this->providedTypes) { $this->providedTypes = []; foreach ($this->factories as $name => $factory) { if (!\is_callable($factory)) { $this->providedTypes[$name] = '?'; } else { $type = (new \ReflectionFunction($factory))->getReturnType(); $this->providedTypes[$name] = $type ? ($type->allowsNull() ? '?' : '').($type instanceof \ReflectionNamedType ? $type->getName() : $type) : '?'; } } } return $this->providedTypes; } private function createNotFoundException(string $id): NotFoundExceptionInterface { if (!$alternatives = array_keys($this->factories)) { $message = 'is empty...'; } else { $last = array_pop($alternatives); if ($alternatives) { $message = sprintf('only knows about the "%s" and "%s" services.', implode('", "', $alternatives), $last); } else { $message = sprintf('only knows about the "%s" service.', $last); } } if ($this->loading) { $message = sprintf('The service "%s" has a dependency on a non-existent service "%s". This locator %s', end($this->loading), $id, $message); } else { $message = sprintf('Service "%s" not found: the current service locator %s', $id, $message); } return new class($message) extends \InvalidArgumentException implements NotFoundExceptionInterface { }; } private function createCircularReferenceException(string $id, array $path): ContainerExceptionInterface { return new class(sprintf('Circular reference detected for service "%s", path: "%s".', $id, implode(' -> ', $path))) extends \RuntimeException implements ContainerExceptionInterface { }; } }