Fix styling

iranianpep · Jul 17, 2017 · 61ba31d · 61ba31d
1 parent 18b0670
commit 61ba31d
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/Botonomous/utility/MessageUtility.php b/src/Botonomous/utility/MessageUtility.php
@@ -133,9 +133,7 @@ public function keywordPos(array $keywords, $message)
             return $found;
         }
 
-        usort($keywords, function($array1, $array2) {
-            return strlen($array2) <=> strlen($array1);
-        });
+        usort($keywords, [$this, 'compareLength']);
 
         foreach ($keywords as $keyword) {
             $result = preg_match_all("/\b{$keyword}\b/", $message, $matches, PREG_OFFSET_CAPTURE);
@@ -153,6 +151,11 @@ public function keywordPos(array $keywords, $message)
         return $found;
     }
 
+    private function compareLength($array1, $array2)
+    {
+        return strlen($array2) <=> strlen($array1);
+    }
+
     private function isPositionTaken(array $tokensPositions, $newPosition)
     {
         if (empty($tokensPositions)) {