Add return value to all commands

Signed-off-by: Joas Schilling <coding@schilljs.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/core/Command/L10n/CreateJs.php b/core/Command/L10n/CreateJs.php
index 05d58ec231d..2402369d274 100644
--- a/core/Command/L10n/CreateJs.php
+++ b/core/Command/L10n/CreateJs.php
@@ -52,14 +52,14 @@ class CreateJs extends Command implements CompletionAwareInterface {
 			);
 	}
 
-	protected function execute(InputInterface $input, OutputInterface $output) {
+	protected function execute(InputInterface $input, OutputInterface $output): int {
 		$app = $input->getArgument('app');
 		$lang = $input->getArgument('lang');
 
 		$path = \OC_App::getAppPath($app);
 		if ($path === false) {
 			$output->writeln("The app <$app> is unknown.");
-			return;
+			return 1;
 		}
 		$languages = $lang;
 		if (empty($lang)) {
@@ -69,6 +69,7 @@ class CreateJs extends Command implements CompletionAwareInterface {
 		foreach ($languages as $lang) {
 			$this->writeFiles($app, $path, $lang, $output);
 		}
+		return 0;
 	}
 
 	private function getAllLanguages($path) {