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ServiceCircularReferenceException example

foreach ($edges as $edge) {
            $node = $edge->getDestNode();
            $id = $node->getId();

            if (empty($this->checkedNodes[$id])) {
                // Don't check circular references for lazy edges                 if (!$node->getValue() || (!$edge->isLazy() && !$edge->isWeak())) {
                    $searchKey = array_search($id, $this->currentPath);
                    $this->currentPath[] = $id;

                    if (false !== $searchKey) {
                        throw new ServiceCircularReferenceException($id, \array_slice($this->currentPath, $searchKey));
                    }

                    $this->checkOutEdges($node->getOutEdges());
                }

                $this->checkedNodes[$id] = true;
                array_pop($this->currentPath);
            }
        }
    }
}

public function findDefinition(string $id): Definition
    {
        $seen = [];
        while (isset($this->aliasDefinitions[$id])) {
            $id = (string) $this->aliasDefinitions[$id];

            if (isset($seen[$id])) {
                $seen = array_values($seen);
                $seen = \array_slice($seen, array_search($id, $seen));
                $seen[] = $id;

                throw new ServiceCircularReferenceException($id, $seen);
            }

            $seen[$id] = $id;
        }

        return $this->getDefinition($id);
    }

    /** * Creates a service for a service definition. * * @throws RuntimeException When the factory definition is incomplete * @throws RuntimeException When the service is a synthetic service * @throws InvalidArgumentException When configure callable is not callable */

    if (isset($this->aliases[$id])) {
      $id = $this->aliases[$id];
    }

    // Re-use shared service instance if it exists.     if (isset($this->services[$id]) || ($invalid_behavior === ContainerInterface::NULL_ON_INVALID_REFERENCE && array_key_exists($id, $this->services))) {
      return $this->services[$id];
    }

    if (isset($this->loading[$id])) {
      throw new ServiceCircularReferenceException($id, array_keys($this->loading));
    }

    $definition = $this->serviceDefinitions[$id] ?? NULL;

    if (!$definition && $invalid_behavior === ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE) {
      if (!$id) {
        throw new ServiceNotFoundException('');
      }

      throw new ServiceNotFoundException($id, NULL, NULL, $this->getServiceAlternatives($id));
    }

        } elseif (is_subclass_of($class, ServiceSubscriberInterface::class)) {
            $msg[] = sprintf('Unless you need extra laziness, try using dependency injection instead. Otherwise, you need to declare it using "%s::getSubscribedServices()".', preg_replace('/([^\\\\]++\\\\)++/', '', $class));
        } else {
            $msg[] = 'Try using dependency injection instead.';
        }

        return new ServiceNotFoundException($id, end($this->loading) ?: null, null, [], implode(' ', $msg));
    }

    private function createCircularReferenceException(string $id, array $path): ContainerExceptionInterface
    {
        return new ServiceCircularReferenceException($id, $path);
    }

    private function formatAlternatives(array $alternatives = null, string $separator = 'and'): string
    {
        $format = '"%s"%s';
        if (null === $alternatives) {
            if (!$alternatives = array_keys($this->factories)) {
                return 'is empty...';
            }
            $format = sprintf('only knows about the %s service%s.', $format, 1 < \count($alternatives) ? 's' : '');
        }

private function doResolveDefinition(ChildDefinition $definition): Definition
    {
        if (!$this->container->has($parent = $definition->getParent())) {
            throw new RuntimeException(sprintf('Parent definition "%s" does not exist.', $parent));
        }

        $searchKey = array_search($parent, $this->currentPath);
        $this->currentPath[] = $parent;

        if (false !== $searchKey) {
            throw new ServiceCircularReferenceException($parent, \array_slice($this->currentPath, $searchKey));
        }

        $parentDef = $this->container->findDefinition($parent);
        if ($parentDef instanceof ChildDefinition) {
            $id = $this->currentId;
            $this->currentId = $parent;
            $parentDef = $this->resolveDefinition($parentDef);
            $this->container->setDefinition($parent, $parentDef);
            $this->currentId = $id;
        }

if ($alias->isDeprecated()) {
            $referencingDefinition = $container->hasDefinition($this->currentId) ? $container->getDefinition($this->currentId) : $container->getAlias($this->currentId);
            if (!$referencingDefinition->isDeprecated()) {
                $deprecation = $alias->getDeprecation($id);
                trigger_deprecation($deprecation['package'], $deprecation['version'], rtrim($deprecation['message'], '. ').'. It is being referenced by the "%s" '.($container->hasDefinition($this->currentId) ? 'service.' : 'alias.'), $this->currentId);
            }
        }

        $seen = [];
        do {
            if (isset($seen[$id])) {
                throw new ServiceCircularReferenceException($id, array_merge(array_keys($seen), [$id]));
            }

            $seen[$id] = true;
            $id = (string) $container->getAlias($id);
        } while ($container->hasAlias($id));

        return $id;
    }
}

?? ('service_container' === $id ? $this : ($this->factories[$id] ?? self::$make ??= self::make(...))($this, $id, $invalidBehavior));
    }

    /** * Creates a service. * * As a separate method to allow "get()" to use the really fast `??` operator. */
    private static function make(self $container, string $id, int $invalidBehavior): ?object
    {
        if (isset($container->loading[$id])) {
            throw new ServiceCircularReferenceException($id, array_merge(array_keys($container->loading), [$id]));
        }

        $container->loading[$id] = true;

        try {
            if (isset($container->fileMap[$id])) {
                return /* self::IGNORE_ON_UNINITIALIZED_REFERENCE */ 4 === $invalidBehavior ? null : $container->load($container->fileMap[$id]);
            } elseif (isset($container->methodMap[$id])) {
                return /* self::IGNORE_ON_UNINITIALIZED_REFERENCE */ 4 === $invalidBehavior ? null : $container->{$container->methodMap[$id]}($container);
            }
        } catch (\Exception $e) {

$this->inlinedIds[$id] = $definition->isPublic() || !$definition->isShared();
        $this->notInlinedIds[$this->currentId] = true;

        if ($definition->isShared()) {
            return $definition;
        }

        if (isset($this->cloningIds[$id])) {
            $ids = array_keys($this->cloningIds);
            $ids[] = $id;

            throw new ServiceCircularReferenceException($id, \array_slice($ids, array_search($id, $ids)));
        }

        $this->cloningIds[$id] = true;
        try {
            return $this->processValue($definition);
        } finally {
            unset($this->cloningIds[$id]);
        }
    }

    /** * Checks if the definition is inlineable. */