Fix CS

src/Loader/ChainLoader.php

@@ -57,7 +57,7 @@ final class ChainLoader implements LoaderInterface
     public function getLoaders(): array
     {
         if (!\is_array($this->loaders)) {
-            $this->loaders = \iterator_to_array($this->loaders, false);
+            $this->loaders = iterator_to_array($this->loaders, false);
         }
 
         return $this->loaders;

src/Util/ReflectionCallable.php

@@ -21,7 +21,7 @@ use Twig\TwigCallableInterface;
 final class ReflectionCallable
 {
     private $reflector;
-    private $callable = null;
+    private $callable;
     private $name;
 
     public function __construct(

tests/LexerTest.php

@@ -252,7 +252,7 @@ class LexerTest extends TestCase
         yield '{{ \'App\Test\' }} => AppTest' => [
             '{{ \'App\\Test\' }}',
             'AppTest',
-            "Since twig/twig 3.12: Character \"T\" at position 5 does not need to be escaped anymore.",
+            'Since twig/twig 3.12: Character "T" at position 5 does not need to be escaped anymore.',
         ];
         yield '{{ "foo \\\' bar" }} => foo \' bar' => [
             '{{ "foo \\\' bar" }}',