[debug:chain] Add warning message when no chain files found. (#310)

hechoendrupal · Feb 12, 2018 · 97b9a31 · 97b9a31
1 parent 6862cba
commit 97b9a31
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/Command/Debug/ChainCommand.php b/src/Command/Debug/ChainCommand.php
@@ -56,6 +56,12 @@ protected function execute(InputInterface $input, OutputInterface $output)
         $files = $this->chainDiscovery->getFiles();
         $filesPerDirectory = $this->chainDiscovery->getFilesPerDirectory();
 
+        if (!$files || !$filesPerDirectory) {
+            $this->getIo()->warning($this->trans('commands.debug.chain.messages.no-files'));
+
+            return 0;
+        }
+
         foreach ($filesPerDirectory as $directory => $fileNames) {
             $this->getIo()->info(' ' . $this->trans('commands.debug.chain.messages.directory'), false);
             $this->getIo()->comment($directory);