Use ??= more

Author: nicolas-grekas

Extension/YamlExtension.php

@@ -34,9 +34,7 @@ public function encode(mixed $input, int $inline = 0, int $dumpObjects = 0): str
     {
         static $dumper;
 
-        if (null === $dumper) {
-            $dumper = new YamlDumper();
-        }
+        $dumper ??= new YamlDumper();
 
         if (\defined('Symfony\Component\Yaml\Yaml::DUMP_OBJECT')) {
             return $dumper->dump($input, $inline, 0, $dumpObjects);

Tests/Extension/TranslationExtensionTest.php

@@ -207,9 +207,7 @@ public function testDefaultTranslationDomainWithNamedArguments()
 
     private function getTemplate($template, TranslatorInterface $translator = null): TemplateWrapper
     {
-        if (null === $translator) {
-            $translator = new Translator('en');
-        }
+        $translator ??= new Translator('en');
 
         if (\is_array($template)) {
             $loader = new TwigArrayLoader($template);