symfony
diff --git a/‎src/Symfony/Bundle/FrameworkBundle/Command/ContainerLintCommand.php
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/Command/ContainerLintCommand.php
+27-2Lines changed: 27 additions & 2 deletions b/‎src/Symfony/Bundle/FrameworkBundle/Command/ContainerLintCommand.php
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/Command/ContainerLintCommand.php
+27-2Lines changed: 27 additions & 2 deletions
@@ -14,13 +14,17 @@
 use Symfony\Component\Config\ConfigCache;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Exception\RuntimeException;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Symfony\Component\DependencyInjection\Compiler\CheckTypeDeclarationsPass;
 use Symfony\Component\DependencyInjection\Compiler\PassConfig;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
 use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
 use Symfony\Component\DependencyInjection\ParameterBag\EnvPlaceholderParameterBag;
+use Symfony\Component\HttpKernel\Kernel;
 
 final class ContainerLintCommand extends Command
 {
@@ -47,15 +51,32 @@ protected function configure()
      */
     protected function execute(InputInterface $input, OutputInterface $output): int
     {
-        $container = $this->getContainerBuilder();
+        $io = new SymfonyStyle($input, $output);
+        $errorIo = $io->getErrorStyle();
+
+        try {
+            $container = $this->getContainerBuilder();
+        } catch (RuntimeException $e) {
+            $errorIo->error($e->getMessage());
+
+            return 2;
+        }
 
         $container->setParameter('container.build_hash', 'lint_container');
         $container->setParameter('container.build_time', time());
         $container->setParameter('container.build_id', 'lint_container');
 
         $container->addCompilerPass(new CheckTypeDeclarationsPass(true), PassConfig::TYPE_AFTER_REMOVING, -100);
 
-        $container->compile();
+        try {
+            $container->compile();
+        } catch (InvalidArgumentException $e) {
+            $errorIo->error($e->getMessage());
+
+            return 1;
+        }
+
+        $errorIo->success('The injected values in the services seem to be valid.');
 
         return 0;
     }
@@ -69,6 +90,10 @@ private function getContainerBuilder(): ContainerBuilder
         $kernel = $this->getApplication()->getKernel();
 
         if (!$kernel->isDebug() || !(new ConfigCache($kernel->getContainer()->getParameter('debug.container.dump'), true))->isFresh()) {
+            if (!$kernel instanceof Kernel) {
+                throw new RuntimeException('This command does not support the application kernel.');
+            }
+
             $buildContainer = \Closure::bind(function (): ContainerBuilder {
                 $this->initializeBundles();