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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Di; |
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use InvalidArgumentException; |
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use Psr\Container\ContainerInterface; |
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use RuntimeException; |
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use Throwable; |
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use function get_class; |
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use function gettype; |
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use function is_object; |
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use function is_string; |
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/** |
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* A composite container for use with containers that support the delegate lookup feature. |
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*/ |
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final class CompositeContainer implements ContainerInterface |
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{ |
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/** |
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* Containers to look into starting from the beginning of the array. |
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* |
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* @var ContainerInterface[] The list of containers. |
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*/ |
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private array $containers = []; |
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public function get($id) |
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{ |
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/** @psalm-suppress TypeDoesNotContainType */ |
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if (!is_string($id)) { |
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throw new InvalidArgumentException("Id must be a string, {$this->getVariableType($id)} given."); |
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} |
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if ($id === StateResetter::class) { |
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$resetters = []; |
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foreach ($this->containers as $container) { |
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if ($container->has(StateResetter::class)) { |
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$resetters[] = $container->get(StateResetter::class); |
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} |
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} |
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$stateResetter = new StateResetter($this); |
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$stateResetter->setResetters($resetters); |
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return $stateResetter; |
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} |
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if ($this->isTagAlias($id)) { |
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2 |
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$tags = []; |
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foreach ($this->containers as $container) { |
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if (!$container instanceof Container) { |
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continue; |
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} |
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if ($container->has($id)) { |
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$tags = array_merge($container->get($id), $tags); |
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} |
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} |
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return $tags; |
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} |
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foreach ($this->containers as $container) { |
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if ($container->has($id)) { |
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return $container->get($id); |
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} |
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} |
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// Collect details from containers |
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7 |
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$exceptions = []; |
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foreach ($this->containers as $container) { |
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$hasException = false; |
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try { |
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$container->get($id); |
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} catch (Throwable $t) { |
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$hasException = true; |
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$exceptions[] = [$t, $container]; |
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} finally { |
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if (!$hasException) { |
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$exceptions[] = [new RuntimeException('Container has() returned false but no exception was thrown from get().'), $container]; |
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} |
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} |
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} |
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throw new CompositeNotFoundException($exceptions); |
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} |
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public function has($id): bool |
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{ |
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foreach ($this->containers as $container) { |
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if ($container->has($id)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* Attaches a container to the composite container. |
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* |
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* @param ContainerInterface $container |
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*/ |
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public function attach(ContainerInterface $container): void |
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{ |
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$this->containers[] = $container; |
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} |
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/** |
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* Removes a container from the list of containers. |
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* |
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* @param ContainerInterface $container |
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*/ |
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public function detach(ContainerInterface $container): void |
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{ |
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foreach ($this->containers as $i => $c) { |
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if ($container === $c) { |
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unset($this->containers[$i]); |
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} |
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} |
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2 |
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} |
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27 |
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private function isTagAlias(string $id): bool |
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{ |
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return strncmp($id, 'tag@', 4) === 0; |
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} |
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/** |
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* @param mixed $variable |
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*/ |
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private function getVariableType($variable): string |
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{ |
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return is_object($variable) ? get_class($variable) : gettype($variable); |
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} |
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} |
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yiisoft /
di
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