addd return type for getStepOptions

Tobias Wojtylak · Tobias Wojtylak · commit a2def122d7b8 · 2018-04-09T13:14:46.000+02:00
diff --git a/src/DependencyInjection/MultiStepExtension.php b/src/DependencyInjection/MultiStepExtension.php
@@ -47,8 +47,10 @@ private function parseFlows(array $flowsArray, ContainerBuilder $container): voi
 
     /**
      * @param string[] $stepConfig
+     *
+     * @return string[]
      */
-    private function getStepOptions(array $stepConfig)
+    private function getStepOptions(array $stepConfig): array
     {
         $options = $stepConfig;
         if (isset($options['stepRequiredChecker'])) {
