Merge branch '6.4' into 7.0

* 6.4:
  don't use deprecated and internal Twig functions
  [FrameworkBundle] Add missing webhook parsers
  [FrameworkBundle] Fix webhook parser service removal and add notifier parser service removal
  [Notifier][Clickatell] Fixed minor typo
  add missing translation
  [Messenger] Add missing Redis cleanup in tests
  Make sure Serializer::denormalize have show what exception it throws
  [WebProfilerBundle] Fix "Copy as cURL" dark style

Author: fabpot

Node/SearchAndRenderBlockNode.php

@@ -12,6 +12,7 @@
 namespace Symfony\Bridge\Twig\Node;
 
 use Twig\Compiler;
+use Twig\Extension\CoreExtension;
 use Twig\Node\Expression\ArrayExpression;
 use Twig\Node\Expression\ConstantExpression;
 use Twig\Node\Expression\FunctionExpression;
@@ -50,7 +51,7 @@ public function compile(Compiler $compiler): void
                         $labelIsExpression = false;
 
                         // Only insert the label into the array if it is not empty
-                        if (!twig_test_empty($label->getAttribute('value'))) {
+                        if (null !== $label->getAttribute('value') && false !== $label->getAttribute('value') && '' !== (string) $label->getAttribute('value')) {
                             $originalVariables = $variables;
                             $variables = new ArrayExpression([], $lineno);
                             $labelKey = new ConstantExpression('label', $lineno);
@@ -97,7 +98,12 @@ public function compile(Compiler $compiler): void
 
                         // Check at runtime whether the label is empty.
                         // If not, add it to the array at runtime.
-                        $compiler->raw('(twig_test_empty($_label_ = ');
+                        if (method_exists(CoreExtension::class, 'testEmpty')) {
+                            $compiler->raw('(CoreExtension::testEmpty($_label_ = ');
+                        } else {
+                            $compiler->raw('(twig_test_empty($_label_ = ');
+                        }
+
                         $compiler->subcompile($label);
                         $compiler->raw(') ? [] : ["label" => $_label_])');
                     }

Tests/Node/SearchAndRenderBlockNodeTest.php

@@ -15,6 +15,7 @@
 use Symfony\Bridge\Twig\Node\SearchAndRenderBlockNode;
 use Twig\Compiler;
 use Twig\Environment;
+use Twig\Extension\CoreExtension;
 use Twig\Loader\LoaderInterface;
 use Twig\Node\Expression\ArrayExpression;
 use Twig\Node\Expression\ConditionalExpression;
@@ -226,8 +227,9 @@ public function testCompileLabelWithLabelThatEvaluatesToNull()
         // https://github.com/symfony/symfony/issues/5029
         $this->assertEquals(
             sprintf(
-                '$this->env->getRuntime(\'Symfony\Component\Form\FormRenderer\')->searchAndRenderBlock(%s, \'label\', (twig_test_empty($_label_ = ((true) ? (null) : (null))) ? [] : ["label" => $_label_]))',
-                $this->getVariableGetter('form')
+                '$this->env->getRuntime(\'Symfony\Component\Form\FormRenderer\')->searchAndRenderBlock(%s, \'label\', (%s($_label_ = ((true) ? (null) : (null))) ? [] : ["label" => $_label_]))',
+                $this->getVariableGetter('form'),
+                method_exists(CoreExtension::class, 'testEmpty') ? 'CoreExtension::testEmpty' : 'twig_test_empty'
             ),
             trim($compiler->compile($node)->getSource())
         );
@@ -263,8 +265,9 @@ public function testCompileLabelWithLabelThatEvaluatesToNullAndAttributes()
         // https://github.com/symfony/symfony/issues/5029
         $this->assertEquals(
             sprintf(
-                '$this->env->getRuntime(\'Symfony\Component\Form\FormRenderer\')->searchAndRenderBlock(%s, \'label\', ["foo" => "bar", "label" => "value in attributes"] + (twig_test_empty($_label_ = ((true) ? (null) : (null))) ? [] : ["label" => $_label_]))',
-                $this->getVariableGetter('form')
+                '$this->env->getRuntime(\'Symfony\Component\Form\FormRenderer\')->searchAndRenderBlock(%s, \'label\', ["foo" => "bar", "label" => "value in attributes"] + (%s($_label_ = ((true) ? (null) : (null))) ? [] : ["label" => $_label_]))',
+                $this->getVariableGetter('form'),
+                method_exists(CoreExtension::class, 'testEmpty') ? 'CoreExtension::testEmpty' : 'twig_test_empty'
             ),
             trim($compiler->compile($node)->getSource())
         );