Merge pull request #3152 from maxhelias/deprecated-console

non-int value in the execute command will be deprecated

Author: soyuka

src/Bridge/Symfony/Bundle/Command/SwaggerCommand.php

@@ -100,5 +100,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
         } else {
             $output->writeln($content);
         }
+
+        return 0;
     }
 }