Make use of the nullsafe operator

Author: derrabus

CacheWarmer/ConfigBuilderCacheWarmer.php

@@ -55,9 +55,7 @@ public function warmUp(string $cacheDir): array
             try {
                 $this->dumpExtension($extension, $generator);
             } catch (\Exception $e) {
-                if ($this->logger) {
-                    $this->logger->warning('Failed to generate ConfigBuilder for extension {extensionClass}.', ['exception' => $e, 'extensionClass' => \get_class($extension)]);
-                }
+                $this->logger?->warning('Failed to generate ConfigBuilder for extension {extensionClass}.', ['exception' => $e, 'extensionClass' => \get_class($extension)]);
             }
         }
 

Command/SecretsListCommand.php

@@ -70,7 +70,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         }
 
         $secrets = $this->vault->list($reveal);
-        $localSecrets = null !== $this->localVault ? $this->localVault->list($reveal) : null;
+        $localSecrets = $this->localVault?->list($reveal);
 
         $rows = [];
 

Tests/Functional/Bundle/TestBundle/DependencyInjection/Configuration.php

@@ -27,9 +27,7 @@ public function getConfigTreeBuilder(): TreeBuilder
     {
         $treeBuilder = new TreeBuilder('test');
 
-        if ($this->customConfig) {
-            $this->customConfig->addConfiguration($treeBuilder->getRootNode());
-        }
+        $this->customConfig?->addConfiguration($treeBuilder->getRootNode());
 
         return $treeBuilder;
     }