MOONy

✎ EDIT FILE

EDITING: CheckCircularReferencesPass.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * 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\ServiceCircularReferenceException;

/**
 * Checks your services for circular references.
 *
 * References from method calls are ignored since we might be able to resolve
 * these references depending on the order in which services are called.
 *
 * Circular reference from method calls will only be detected at run-time.
 *
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
class CheckCircularReferencesPass implements CompilerPassInterface
{
    private $currentPath;
    private $checkedNodes;

/**
     * Checks the ContainerBuilder object for circular references.
     */
    public function process(ContainerBuilder $container)
    {
        $graph = $container->getCompiler()->getServiceReferenceGraph();

$this->checkedNodes = [];
        foreach ($graph->getNodes() as $id => $node) {
            $this->currentPath = [$id];

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

/**
     * Checks for circular references.
     *
     * @param ServiceReferenceGraphEdge[] $edges An array of Edges
     *
     * @throws ServiceCircularReferenceException when a circular reference is found
     */
    private function checkOutEdges(array $edges)
    {
        foreach ($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);
            }
        }
    }
}

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📄 AbstractRecursivePass.php	PHP	9.3 KB	2026-04-27 15:53	EDIT
📄 AliasDeprecatedPublicServicesPass.php	PHP	2.5 KB	2026-04-27 15:53	EDIT
📄 AnalyzeServiceReferencesPass.php	PHP	6.2 KB	2026-04-27 15:53	EDIT
📄 AttributeAutoconfigurationPass.php	PHP	7.4 KB	2026-04-27 15:53	EDIT
📄 AutoAliasServicePass.php	PHP	1.9 KB	2026-04-27 15:53	EDIT
📄 AutowirePass.php	PHP	24.4 KB	2026-04-27 15:53	EDIT
📄 AutowireRequiredMethodsPass.php	PHP	3.8 KB	2026-04-27 15:53	EDIT
📄 AutowireRequiredPropertiesPass.php	PHP	2.2 KB	2026-04-27 15:53	EDIT
📄 CheckArgumentsValidityPass.php	PHP	4.3 KB	2026-04-27 15:53	EDIT
📄 CheckCircularReferencesPass.php	PHP	2.4 KB	2026-04-27 15:53	EDIT
📄 CheckDefinitionValidityPass.php	PHP	4.6 KB	2026-04-27 15:53	EDIT
📄 CheckExceptionOnInvalidReferenceBehaviorPass.php	PHP	4.5 KB	2026-04-27 15:53	EDIT
📄 CheckReferenceValidityPass.php	PHP	1.4 KB	2026-04-27 15:53	EDIT
📄 CheckTypeDeclarationsPass.php	PHP	12.4 KB	2026-04-27 15:53	EDIT
📄 Compiler.php	PHP	2.7 KB	2026-04-27 15:53	EDIT
📄 CompilerPassInterface.php	PHP	668 B	2026-04-27 15:53	EDIT
📄 DecoratorServicePass.php	PHP	5.5 KB	2026-04-27 15:53	EDIT
📄 DefinitionErrorExceptionPass.php	PHP	3.2 KB	2026-04-27 15:53	EDIT
📄 ExtensionCompilerPass.php	PHP	892 B	2026-04-27 15:53	EDIT
📄 InlineServiceDefinitionsPass.php	PHP	7.5 KB	2026-04-27 15:53	EDIT
📄 MergeExtensionConfigurationPass.php	PHP	8.2 KB	2026-04-27 15:53	EDIT
📄 PassConfig.php	PHP	7.4 KB	2026-04-27 15:53	EDIT
📄 PriorityTaggedServiceTrait.php	PHP	6.8 KB	2026-04-27 15:53	EDIT
📄 RegisterAutoconfigureAttributesPass.php	PHP	3.3 KB	2026-04-27 15:53	EDIT
📄 RegisterEnvVarProcessorsPass.php	PHP	2.9 KB	2026-04-27 15:53	EDIT
📄 RegisterReverseContainerPass.php	PHP	2.4 KB	2026-04-27 15:53	EDIT
📄 RegisterServiceSubscribersPass.php	PHP	6.5 KB	2026-04-27 15:53	EDIT
📄 RemoveAbstractDefinitionsPass.php	PHP	908 B	2026-04-27 15:53	EDIT
📄 RemovePrivateAliasesPass.php	PHP	1.1 KB	2026-04-27 15:53	EDIT
📄 RemoveUnusedDefinitionsPass.php	PHP	2.8 KB	2026-04-27 15:53	EDIT
📄 ReplaceAliasByActualDefinitionPass.php	PHP	4.4 KB	2026-04-27 15:53	EDIT
📄 ResolveBindingsPass.php	PHP	9.8 KB	2026-04-27 15:53	EDIT
📄 ResolveChildDefinitionsPass.php	PHP	7.5 KB	2026-04-27 15:53	EDIT
📄 ResolveClassPass.php	PHP	1.5 KB	2026-04-27 15:53	EDIT
📄 ResolveDecoratorStackPass.php	PHP	4.5 KB	2026-04-27 15:53	EDIT
📄 ResolveEnvPlaceholdersPass.php	PHP	1.3 KB	2026-04-27 15:53	EDIT
📄 ResolveFactoryClassPass.php	PHP	1.2 KB	2026-04-27 15:53	EDIT
📄 ResolveHotPathPass.php	PHP	2.5 KB	2026-04-27 15:53	EDIT
📄 ResolveInstanceofConditionalsPass.php	PHP	7.1 KB	2026-04-27 15:53	EDIT
📄 ResolveInvalidReferencesPass.php	PHP	5.2 KB	2026-04-27 15:53	EDIT
📄 ResolveNamedArgumentsPass.php	PHP	5.9 KB	2026-04-27 15:53	EDIT
📄 ResolveNoPreloadPass.php	PHP	3.3 KB	2026-04-27 15:53	EDIT
📄 ResolveParameterPlaceHoldersPass.php	PHP	3.1 KB	2026-04-27 15:53	EDIT
📄 ResolvePrivatesPass.php	PHP	1.2 KB	2026-04-27 15:53	EDIT
📄 ResolveReferencesToAliasesPass.php	PHP	2.7 KB	2026-04-27 15:53	EDIT
📄 ResolveServiceSubscribersPass.php	PHP	1.6 KB	2026-04-27 15:53	EDIT
📄 ResolveTaggedIteratorArgumentPass.php	PHP	952 B	2026-04-27 15:53	EDIT
📄 ServiceLocatorTagPass.php	PHP	5.3 KB	2026-04-27 15:53	EDIT
📄 ServiceReferenceGraph.php	PHP	2.6 KB	2026-04-27 15:53	EDIT
📄 ServiceReferenceGraphEdge.php	PHP	2.1 KB	2026-04-27 15:53	EDIT
📄 ServiceReferenceGraphNode.php	PHP	2.2 KB	2026-04-27 15:53	EDIT
📄 ValidateEnvPlaceholdersPass.php	PHP	3.6 KB	2026-04-27 15:53	EDIT