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<?php |
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|
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace YoastSEO_Vendor\Symfony\Contracts\Service; |
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|
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use YoastSEO_Vendor\Psr\Container\ContainerExceptionInterface; |
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use YoastSEO_Vendor\Psr\Container\NotFoundExceptionInterface; |
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// Help opcache.preload discover always-needed symbols |
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\class_exists(\YoastSEO_Vendor\Psr\Container\ContainerExceptionInterface::class); |
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\class_exists(\YoastSEO_Vendor\Psr\Container\NotFoundExceptionInterface::class); |
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/** |
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* A trait to help implement ServiceProviderInterface. |
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* |
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* @author Robin Chalas <[email protected]> |
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* @author Nicolas Grekas <[email protected]> |
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*/ |
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trait ServiceLocatorTrait |
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{ |
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private $factories; |
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private $loading = []; |
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private $providedTypes; |
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/** |
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* @param callable[] $factories |
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*/ |
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public function __construct(array $factories) |
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{ |
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$this->factories = $factories; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @return bool |
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*/ |
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public function has(string $id) |
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{ |
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return isset($this->factories[$id]); |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @return mixed |
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*/ |
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public function get(string $id) |
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{ |
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if (!isset($this->factories[$id])) { |
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throw $this->createNotFoundException($id); |
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} |
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if (isset($this->loading[$id])) { |
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$ids = \array_values($this->loading); |
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$ids = \array_slice($this->loading, \array_search($id, $ids)); |
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$ids[] = $id; |
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throw $this->createCircularReferenceException($id, $ids); |
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} |
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$this->loading[$id] = $id; |
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try { |
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return $this->factories[$id]($this); |
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} finally { |
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unset($this->loading[$id]); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getProvidedServices() : array |
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{ |
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if (null === $this->providedTypes) { |
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$this->providedTypes = []; |
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foreach ($this->factories as $name => $factory) { |
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if (!\is_callable($factory)) { |
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$this->providedTypes[$name] = '?'; |
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} else { |
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$type = (new \ReflectionFunction($factory))->getReturnType(); |
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$this->providedTypes[$name] = $type ? ($type->allowsNull() ? '?' : '') . ($type instanceof \ReflectionNamedType ? $type->getName() : $type) : '?'; |
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} |
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} |
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} |
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return $this->providedTypes; |
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} |
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private function createNotFoundException(string $id) : \YoastSEO_Vendor\Psr\Container\NotFoundExceptionInterface |
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{ |
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if (!($alternatives = \array_keys($this->factories))) { |
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$message = 'is empty...'; |
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} else { |
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$last = \array_pop($alternatives); |
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if ($alternatives) { |
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$message = \sprintf('only knows about the "%s" and "%s" services.', \implode('", "', $alternatives), $last); |
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} else { |
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$message = \sprintf('only knows about the "%s" service.', $last); |
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} |
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} |
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if ($this->loading) { |
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$message = \sprintf('The service "%s" has a dependency on a non-existent service "%s". This locator %s', \end($this->loading), $id, $message); |
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} else { |
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$message = \sprintf('Service "%s" not found: the current service locator %s', $id, $message); |
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} |
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return new class($message) extends \InvalidArgumentException implements \YoastSEO_Vendor\Psr\Container\NotFoundExceptionInterface |
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{ |
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}; |
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} |
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private function createCircularReferenceException(string $id, array $path) : \YoastSEO_Vendor\Psr\Container\ContainerExceptionInterface |
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{ |
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return new class(\sprintf('Circular reference detected for service "%s", path: "%s".', $id, \implode(' -> ', $path))) extends \RuntimeException implements \YoastSEO_Vendor\Psr\Container\ContainerExceptionInterface |
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{ |
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}; |
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} |
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} |
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