[TwigBridge] Fix deprecation on twig 2.9

Robin Chalas · Robin Chalas · commit ac8256ba9cb5 · 2019-04-27T00:25:38.000+02:00
diff --git a/src/Symfony/Bridge/Twig/NodeVisitor/TranslationDefaultDomainNodeVisitor.php b/src/Symfony/Bridge/Twig/NodeVisitor/TranslationDefaultDomainNodeVisitor.php
@@ -24,6 +24,7 @@
 use Twig\Node\Node;
 use Twig\Node\SetNode;
 use Twig\NodeVisitor\AbstractNodeVisitor;
+use Twig\TokenParser\ApplyTokenParser;
 
 /**
  * @author Fabien Potencier <fabien@symfony.com>
@@ -95,7 +96,8 @@ protected function doEnterNode(Node $node, Environment $env)
     protected function doLeaveNode(Node $node, Environment $env)
     {
         if ($node instanceof TransDefaultDomainNode) {
-            return false;
+            // must return null as of Twig 2.9
+            return class_exists(ApplyTokenParser::class) ? null : false;
         }
 
         if ($node instanceof BlockNode || $node instanceof ModuleNode) {
