Remove Twig deprecations

Twig/Visitor/AbstractNodeVisitor.php

@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of the PHP Translation package.
+ *
+ * (c) PHP Translation team <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Translation\Bundle\Twig\Visitor;
+
+use Twig\Environment;
+use Twig\Node\Node;
+use Twig\NodeVisitor\NodeVisitorInterface;
+
+abstract class AbstractNodeVisitor implements NodeVisitorInterface
+{
+
+    abstract protected function doEnterNode(Node $node, Environment $env): Node;
+
+    abstract protected function doLeaveNode(Node $node, Environment $env): Node;
+
+    public function enterNode(Node $node, Environment $env): Node
+    {
+        return $this->doEnterNode($node, $env);
+    }
+
+    public function leaveNode(Node $node, Environment $env): ?Node
+    {
+        return $this->doLeaveNode($node, $env);
+    }
+
+    protected function getValueFromNode(Node $node): ?string
+    {
+        if (Environment::VERSION_ID >= 31200) {
+            return $node->getAttribute('twig_callable')->getName();
+        } else {
+            return $node->getNode('filter')->getAttribute('value');
+        }
+    }
+}

Twig/Visitor/DefaultApplyingNodeVisitor.php

@@ -21,7 +21,6 @@
 use Twig\Node\Expression\Ternary\ConditionalTernary;
 use Twig\Node\Node;
 use Twig\Node\Nodes;
-use Twig\NodeVisitor\AbstractNodeVisitor;
 use Twig\TwigFilter;
 
 /**
@@ -50,14 +49,14 @@ public function doEnterNode(Node $node, Environment $env): Node
             return $node;
         }
 
-        if (!($node instanceof FilterExpression && 'desc' === $node->getNode('filter')->getAttribute('value'))) {
+        if (!($node instanceof FilterExpression && 'desc' === $this->getValueFromNode($node))) {
             return $node;
         }
 
         $transNode = $node->getNode('node');
         while ($transNode instanceof FilterExpression
-                   && 'trans' !== $transNode->getNode('filter')->getAttribute('value')
-                   && 'transchoice' !== $transNode->getNode('filter')->getAttribute('value')) {
+                   && 'trans' !== $this->getValueFromNode($transNode)
+                   && 'transchoice' !== $this->getValueFromNode($transNode)) {
             $transNode = $transNode->getNode('node');
         }
 
@@ -72,7 +71,7 @@ public function doEnterNode(Node $node, Environment $env): Node
         // if the |transchoice filter is used, delegate the call to the TranslationExtension
         // so that we can catch a possible exception when the default translation has not yet
         // been extracted
-        if ('transchoice' === $transNode->getNode('filter')->getAttribute('value')) {
+        if ('transchoice' === $this->getValueFromNode($transNode)) {
             $transchoiceArguments = new ArrayExpression([], $transNode->getTemplateLine());
             $transchoiceArguments->addElement($wrappingNode->getNode('node'));
             $transchoiceArguments->addElement($defaultNode);
@@ -150,4 +149,14 @@ public function getPriority(): int
     {
         return -2;
     }
+
+    public function enterNode(Node $node, Environment $env): Node
+    {
+        return $this->doEnterNode($node, $env);
+    }
+
+    public function leaveNode(Node $node, Environment $env): ?Node
+    {
+        return $this->doLeaveNode($node, $env);
+    }
 }

Twig/Visitor/NormalizingNodeVisitor.php

@@ -15,7 +15,6 @@
 use Twig\Node\Expression\Binary\ConcatBinary;
 use Twig\Node\Expression\ConstantExpression;
 use Twig\Node\Node;
-use Twig\NodeVisitor\AbstractNodeVisitor;
 
 /**
  * Performs equivalence transformations on the AST to ensure that

Twig/Visitor/RemovingNodeVisitor.php

@@ -14,7 +14,6 @@
 use Twig\Environment;
 use Twig\Node\Expression\FilterExpression;
 use Twig\Node\Node;
-use Twig\NodeVisitor\AbstractNodeVisitor;
 
 /**
  * Removes translation metadata filters from the AST.
@@ -36,7 +35,7 @@ public function setEnabled(bool $bool): void
     protected function doEnterNode(Node $node, Environment $env): Node
     {
         if ($this->enabled && $node instanceof FilterExpression) {
-            $name = $node->getNode('filter')->getAttribute('value');
+            $name = $this->getValueFromNode($node);
 
             if ('desc' === $name || 'meaning' === $name) {
                 return $this->enterNode($node->getNode('node'), $env);