Use ??= more

Author: nicolas-grekas

ErrorHandler.php

@@ -212,9 +212,7 @@ public function setDefaultLogger(LoggerInterface $logger, array|int|null $levels
                 }
             }
         } else {
-            if (null === $levels) {
-                $levels = \E_ALL;
-            }
+            $levels ??= \E_ALL;
             foreach ($this->loggers as $type => $log) {
                 if (($type & $levels) && (empty($log[0]) || $replace || $log[0] === $this->bootstrappingLogger)) {
                     $log[0] = $logger;

Exception/FlattenException.php

@@ -55,9 +55,7 @@ public static function createFromThrowable(\Throwable $exception, int $statusCod
             $statusCode = 400;
         }
 
-        if (null === $statusCode) {
-            $statusCode = 500;
-        }
+        $statusCode ??= 500;
 
         if (class_exists(Response::class) && isset(Response::$statusTexts[$statusCode])) {
             $statusText = Response::$statusTexts[$statusCode];