200 lines
		
	
	
		
			7.4 KiB
		
	
	
	
		
			PHP
		
	
	
			
		
		
	
	
			200 lines
		
	
	
		
			7.4 KiB
		
	
	
	
		
			PHP
		
	
	
| <?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 <fabien@symfony.com>
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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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| 
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| namespace Symfony\Component\DependencyInjection\Compiler;
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| 
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| use Symfony\Component\DependencyInjection\ChildDefinition;
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| use Symfony\Component\DependencyInjection\ContainerInterface;
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| use Symfony\Component\DependencyInjection\Definition;
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| use Symfony\Component\DependencyInjection\Exception\ExceptionInterface;
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| use Symfony\Component\DependencyInjection\Exception\RuntimeException;
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| use Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException;
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| 
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| /**
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|  * This replaces all ChildDefinition instances with their equivalent fully
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|  * merged Definition instance.
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|  *
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|  * @author Johannes M. Schmitt <schmittjoh@gmail.com>
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|  * @author Nicolas Grekas <p@tchwork.com>
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|  */
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| class ResolveChildDefinitionsPass extends AbstractRecursivePass
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| {
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|     private array $currentPath;
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| 
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|     protected function processValue(mixed $value, bool $isRoot = false): mixed
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|     {
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|         if (!$value instanceof Definition) {
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|             return parent::processValue($value, $isRoot);
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|         }
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|         if ($isRoot) {
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|             // yes, we are specifically fetching the definition from the
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|             // container to ensure we are not operating on stale data
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|             $value = $this->container->getDefinition($this->currentId);
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|         }
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|         if ($value instanceof ChildDefinition) {
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|             $this->currentPath = [];
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|             $value = $this->resolveDefinition($value);
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|             if ($isRoot) {
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|                 $this->container->setDefinition($this->currentId, $value);
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|             }
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|         }
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| 
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|         return parent::processValue($value, $isRoot);
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|     }
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| 
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|     /**
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|      * Resolves the definition.
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|      *
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|      * @throws RuntimeException When the definition is invalid
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|      */
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|     private function resolveDefinition(ChildDefinition $definition): Definition
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|     {
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|         try {
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|             return $this->doResolveDefinition($definition);
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|         } catch (ServiceCircularReferenceException $e) {
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|             throw $e;
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|         } catch (ExceptionInterface $e) {
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|             $r = new \ReflectionProperty($e, 'message');
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|             $r->setValue($e, sprintf('Service "%s": %s', $this->currentId, $e->getMessage()));
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| 
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|             throw $e;
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|         }
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|     }
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| 
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|     private function doResolveDefinition(ChildDefinition $definition): Definition
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|     {
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|         if (!$this->container->has($parent = $definition->getParent())) {
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|             throw new RuntimeException(sprintf('Parent definition "%s" does not exist.', $parent));
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|         }
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| 
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|         $searchKey = array_search($parent, $this->currentPath);
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|         $this->currentPath[] = $parent;
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| 
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|         if (false !== $searchKey) {
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|             throw new ServiceCircularReferenceException($parent, \array_slice($this->currentPath, $searchKey));
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|         }
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| 
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|         $parentDef = $this->container->findDefinition($parent);
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|         if ($parentDef instanceof ChildDefinition) {
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|             $id = $this->currentId;
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|             $this->currentId = $parent;
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|             $parentDef = $this->resolveDefinition($parentDef);
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|             $this->container->setDefinition($parent, $parentDef);
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|             $this->currentId = $id;
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|         }
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| 
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|         $this->container->log($this, sprintf('Resolving inheritance for "%s" (parent: %s).', $this->currentId, $parent));
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|         $def = new Definition();
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| 
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|         // merge in parent definition
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|         // purposely ignored attributes: abstract, shared, tags, autoconfigured
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|         $def->setClass($parentDef->getClass());
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|         $def->setArguments($parentDef->getArguments());
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|         $def->setMethodCalls($parentDef->getMethodCalls());
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|         $def->setProperties($parentDef->getProperties());
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|         if ($parentDef->isDeprecated()) {
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|             $deprecation = $parentDef->getDeprecation('%service_id%');
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|             $def->setDeprecated($deprecation['package'], $deprecation['version'], $deprecation['message']);
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|         }
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|         $def->setFactory($parentDef->getFactory());
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|         $def->setConfigurator($parentDef->getConfigurator());
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|         $def->setFile($parentDef->getFile());
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|         $def->setPublic($parentDef->isPublic());
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|         $def->setLazy($parentDef->isLazy());
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|         $def->setAutowired($parentDef->isAutowired());
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|         $def->setChanges($parentDef->getChanges());
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| 
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|         $def->setBindings($definition->getBindings() + $parentDef->getBindings());
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| 
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|         $def->setSynthetic($definition->isSynthetic());
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| 
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|         // overwrite with values specified in the decorator
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|         $changes = $definition->getChanges();
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|         if (isset($changes['class'])) {
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|             $def->setClass($definition->getClass());
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|         }
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|         if (isset($changes['factory'])) {
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|             $def->setFactory($definition->getFactory());
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|         }
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|         if (isset($changes['configurator'])) {
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|             $def->setConfigurator($definition->getConfigurator());
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|         }
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|         if (isset($changes['file'])) {
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|             $def->setFile($definition->getFile());
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|         }
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|         if (isset($changes['public'])) {
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|             $def->setPublic($definition->isPublic());
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|         } else {
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|             $def->setPublic($parentDef->isPublic());
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|         }
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|         if (isset($changes['lazy'])) {
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|             $def->setLazy($definition->isLazy());
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|         }
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|         if (isset($changes['deprecated']) && $definition->isDeprecated()) {
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|             $deprecation = $definition->getDeprecation('%service_id%');
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|             $def->setDeprecated($deprecation['package'], $deprecation['version'], $deprecation['message']);
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|         }
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|         if (isset($changes['autowired'])) {
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|             $def->setAutowired($definition->isAutowired());
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|         }
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|         if (isset($changes['shared'])) {
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|             $def->setShared($definition->isShared());
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|         }
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|         if (isset($changes['decorated_service'])) {
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|             $decoratedService = $definition->getDecoratedService();
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|             if (null === $decoratedService) {
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|                 $def->setDecoratedService($decoratedService);
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|             } else {
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|                 $def->setDecoratedService($decoratedService[0], $decoratedService[1], $decoratedService[2], $decoratedService[3] ?? ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE);
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|             }
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|         }
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| 
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|         // merge arguments
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|         foreach ($definition->getArguments() as $k => $v) {
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|             if (is_numeric($k)) {
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|                 $def->addArgument($v);
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|             } elseif (str_starts_with($k, 'index_')) {
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|                 $def->replaceArgument((int) substr($k, \strlen('index_')), $v);
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|             } else {
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|                 $def->setArgument($k, $v);
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|             }
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|         }
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| 
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|         // merge properties
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|         foreach ($definition->getProperties() as $k => $v) {
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|             $def->setProperty($k, $v);
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|         }
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| 
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|         // append method calls
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|         if ($calls = $definition->getMethodCalls()) {
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|             $def->setMethodCalls(array_merge($def->getMethodCalls(), $calls));
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|         }
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| 
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|         $def->addError($parentDef);
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|         $def->addError($definition);
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| 
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|         // these attributes are always taken from the child
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|         $def->setAbstract($definition->isAbstract());
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|         $def->setTags($definition->getTags());
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|         // autoconfigure is never taken from parent (on purpose)
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|         // and it's not legal on an instanceof
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|         $def->setAutoconfigured($definition->isAutoconfigured());
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| 
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|         if (!$def->hasTag('proxy')) {
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|             foreach ($parentDef->getTag('proxy') as $v) {
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|                 $def->addTag('proxy', $v);
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|             }
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|         }
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| 
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|         return $def;
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|     }
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| }
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