refactor: remove legacy class support on validator extractor

Author: deguif

Translation/Extractor/File/ValidationExtractor.php

@@ -26,9 +26,7 @@
 use PhpParser\Node;
 use PhpParser\NodeTraverser;
 use PhpParser\NodeVisitor;
-use Symfony\Component\Validator\Mapping\ClassMetadataFactoryInterface;
 use Symfony\Component\Validator\Mapping\Factory\MetadataFactoryInterface;
-use Symfony\Component\Validator\MetadataFactoryInterface as LegacyMetadataFactoryInterface;
 use Twig\Node\Node as TwigNode;
 
 /**
@@ -38,37 +36,23 @@
  */
 class ValidationExtractor implements FileVisitorInterface, NodeVisitor
 {
-    /**
-     * @var ClassMetadataFactoryInterface|MetadataFactoryInterface|LegacyMetadataFactoryInterface
-     */
-    private $metadataFactory;
+    private MetadataFactoryInterface $metadataFactory;
 
-    /**
-     * @var NodeTraverser
-     */
-    private $traverser;
+    private NodeTraverser $traverser;
 
     /**
      * @var MessageCatalogue
      */
     private $catalogue;
 
-    /**
-     * @var string
-     */
-    private $namespace = '';
+    private string $namespace = '';
 
     public function __construct($metadataFactory)
     {
-        if (
-            ! (
-            $metadataFactory instanceof MetadataFactoryInterface
-            || $metadataFactory instanceof LegacyMetadataFactoryInterface
-            || $metadataFactory instanceof ClassMetadataFactoryInterface
-            )
-        ) {
+        if (!$metadataFactory instanceof MetadataFactoryInterface) {
             throw new \InvalidArgumentException(sprintf('%s expects an instance of MetadataFactoryInterface or ClassMetadataFactoryInterface', static::class));
         }
+
         $this->metadataFactory = $metadataFactory;
 
         $this->traverser = new NodeTraverser();