throw TypeErrors to prepare for type hints in 5.0

Author: xabbuh

PropertyInfo/DoctrineExtractor.php

@@ -42,7 +42,7 @@ public function __construct($entityManager)
             @trigger_error(sprintf('Injecting an instance of "%s" in "%s" is deprecated since Symfony 4.2, inject an instance of "%s" instead.', ClassMetadataFactory::class, __CLASS__, EntityManagerInterface::class), E_USER_DEPRECATED);
             $this->classMetadataFactory = $entityManager;
         } else {
-            throw new \InvalidArgumentException(sprintf('$entityManager must be an instance of "%s", "%s" given.', EntityManagerInterface::class, \is_object($entityManager) ? \get_class($entityManager) : \gettype($entityManager)));
+            throw new \TypeError(sprintf('$entityManager must be an instance of "%s", "%s" given.', EntityManagerInterface::class, \is_object($entityManager) ? \get_class($entityManager) : \gettype($entityManager)));
         }
     }