null check diff option

mr-feek · Sep 16, 2017 · 8edd5a1 · 8edd5a1
1 parent a2d564c
commit 8edd5a1
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/Commands/SnifferCommand.php b/src/Commands/SnifferCommand.php
@@ -74,6 +74,11 @@ public function handle()
             );
 
             $filesToCheck = implode($filesToCheck, ' ');
+
+            if (!$filesToCheck) {
+                $this->warn('skipping check because no files have been passed');
+                return 0;
+            }
         }
 
         $executable = $this->getCodeSnifferExecutable();