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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /*  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * This file is part of the FOSElasticaBundle package.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * (c) FriendsOfSymfony <https://friendsofsymfony.github.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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                namespace FOS\ElasticaBundle\Transformer;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Elastica\Document;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use FOS\ElasticaBundle\Event\PostTransformEvent;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use FOS\ElasticaBundle\Event\PreTransformEvent;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\PropertyAccess\PropertyAccessorInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Maps Elastica documents with Doctrine objects  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * This mapper assumes an exact match between  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * elastica documents ids and doctrine object ids.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class ModelToElasticaAutoTransformer implements ModelToElasticaTransformerInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var EventDispatcherInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $dispatcher;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Optional parameters.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $options = [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'identifier' => 'id',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'index' => '',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * PropertyAccessor instance.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var PropertyAccessorInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $propertyAccessor;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Instanciates a new Mapper.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct(array $options = [], ?EventDispatcherInterface $dispatcher = null)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->options = \array_merge($this->options, $options);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->dispatcher = $dispatcher;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Set the PropertyAccessor.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setPropertyAccessor(PropertyAccessorInterface $propertyAccessor)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->propertyAccessor = $propertyAccessor;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Transforms an object into an elastica object having the required keys.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     **/  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function transform(object $object, array $fields): Document  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $identifier = $this->propertyAccessor->getValue($object, $this->options['identifier']);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->transformObjectToDocument($object, $fields, (string) $identifier);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * transform a nested document or an object property into an array of ElasticaDocument.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param array|\Traversable|\ArrayAccess $objects the object to convert  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param array                           $fields  the keys we want to have in the returned array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected function transformNested($objects, array $fields)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (\is_array($objects) || $objects instanceof \Traversable || $objects instanceof \ArrayAccess) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $documents = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            foreach ($objects as $object) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $document = $this->transformObjectToDocument($object, $fields);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $documents[] = $document->getData();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return $documents;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        } elseif (null !== $objects) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $document = $this->transformObjectToDocument($objects, $fields);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return $document->getData();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Attempts to convert any type to a string or an array of strings.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param mixed $value  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return string|array  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                     */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    protected function normalizeValue($value)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $normalizeValue = function (&$v) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            if ($v instanceof \DateTimeInterface) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $v = $v->format('c'); | 
            
            
                                                                        
                            
            
                                    
            
            
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                            } elseif (!\is_scalar($v) && null !== $v) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $v = (string) $v;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                             20                          | 
                
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                        };  | 
            
            
                                                                        
                            
            
                                    
            
            
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                             20                          | 
                
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                        if (\is_array($value) || $value instanceof \Traversable || $value instanceof \ArrayAccess) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $value = \is_array($value) ? $value : \iterator_to_array($value, false);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            \array_walk_recursive($value, $normalizeValue);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        } else { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $normalizeValue($value);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return $value;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Transforms the given object to an elastica document.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             26                          | 
                
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                    protected function transformObjectToDocument(object $object, array $fields, string $identifier = ''): Document  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $document = new Document($identifier, [], $this->options['index']);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                             26                          | 
                
                 | 
                        if ($this->dispatcher) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                             3                          | 
                
                 | 
                            $this->dispatcher->dispatch($event = new PreTransformEvent($document, $fields, $object));  | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                             3                          | 
                
                 | 
                            $document = $event->getDocument();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                             26                          | 
                
                 | 
                        foreach ($fields as $key => $mapping) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                             24                          | 
                
                 | 
                            $path = $mapping['property_path'] ?? $key;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                             24                          | 
                
                 | 
                            if (false === $path) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                             2                          | 
                
                 | 
                                continue;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                             24                          | 
                
                 | 
                            $value = $this->propertyAccessor->getValue($object, $path);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    149
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    150
                 | 
                                    
                             23                          | 
                
                 | 
                            if (isset($mapping['type'])  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    151
                 | 
                                    
                             23                          | 
                
                 | 
                                && \in_array($mapping['type'], ['nested', 'object'], true)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    152
                 | 
                                    
                             23                          | 
                
                 | 
                                && isset($mapping['properties']) && !empty($mapping['properties'])  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    153
                 | 
                                    
                                                     | 
                
                 | 
                            ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    154
                 | 
                                    
                                                     | 
                
                 | 
                                /* $value is a nested document or object. Transform $value into  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    155
                 | 
                                    
                                                     | 
                
                 | 
                                 * an array of documents, respective the mapped properties.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    156
                 | 
                                    
                                                     | 
                
                 | 
                                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    157
                 | 
                                    
                             6                          | 
                
                 | 
                                $document->set($key, $this->transformNested($value, $mapping['properties']));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    158
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    159
                 | 
                                    
                             6                          | 
                
                 | 
                                continue;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    160
                 | 
                                    
                                                     | 
                
                 | 
                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    161
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    162
                 | 
                                    
                             22                          | 
                
                 | 
                            if (isset($mapping['type']) && 'attachment' == $mapping['type']) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    163
                 | 
                                    
                                                     | 
                
                 | 
                                // $value is an attachment. Add it to the document.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    164
                 | 
                                    
                             2                          | 
                
                 | 
                                if ($value instanceof \SplFileInfo) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    165
                 | 
                                    
                             1                          | 
                
                 | 
                                    $document->addFile($key, $value->getPathName());  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    166
                 | 
                                    
                                                     | 
                
                 | 
                                } else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    167
                 | 
                                    
                             1                          | 
                
                 | 
                                    $document->addFileContent($key, $value);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    168
                 | 
                                    
                                                     | 
                
                 | 
                                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    169
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    170
                 | 
                                    
                             2                          | 
                
                 | 
                                continue;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    171
                 | 
                                    
                                                     | 
                
                 | 
                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    172
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    173
                 | 
                                    
                             20                          | 
                
                 | 
                            $document->set($key, $this->normalizeValue($value));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    174
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    175
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    176
                 | 
                                    
                             25                          | 
                
                 | 
                        if ($this->dispatcher) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    177
                 | 
                                    
                             3                          | 
                
                 | 
                            $this->dispatcher->dispatch($event = new PostTransformEvent($document, $fields, $object));  | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    178
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    179
                 | 
                                    
                             3                          | 
                
                 | 
                            $document = $event->getDocument();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    180
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    181
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    182
                 | 
                                    
                             25                          | 
                
                 | 
                        return $document;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    183
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    184
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    185
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
It seems like the type of the argument is not accepted by the function/method which you are calling.
In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug.
We suggest to add an explicit type cast like in the following example: