Fix "NULL returned" for compatibility with symphony 4.4

vseinstrumentiru · Sep 16, 2020 · a906466 · a906466
1 parent 2156870
commit a906466
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/Commands/SubscribeCommand.php b/src/Commands/SubscribeCommand.php
@@ -94,7 +94,7 @@ protected function configure(): void
             ->setHelp('bin/console nats:subscribe your.queue.name [-t timeout]');
     }
 
-    protected function execute(InputInterface $input, OutputInterface $output): ?int
+    protected function execute(InputInterface $input, OutputInterface $output): int
     {
         $queue = $input->getArgument('queue');
 
@@ -123,7 +123,7 @@ protected function execute(InputInterface $input, OutputInterface $output): ?int
             return 1;
         }
 
-        return null;
+        return 0;
     }
 
     private function configureSubscription(