Moved truncation method chain to utility method

app/assets/javascripts/abuse_reports.js.es6

@@ -17,7 +17,7 @@ window.gl = window.gl || {};
       if (reportMessage.length > MAX_MESSAGE_LENGTH) {
         $messageCellElement.data('original-message', reportMessage);
         $messageCellElement.data('message-truncated', 'true');
-        $messageCellElement.text(`${reportMessage.substr(0, (MAX_MESSAGE_LENGTH - 3))}...`);
+        $messageCellElement.text(global.text.truncate(reportMessage, MAX_MESSAGE_LENGTH));
       }
     }
 

app/assets/javascripts/lib/utils/text_utility.js

@@ -104,9 +104,12 @@
         return self.updateText($this.closest('.md-area').find('textarea'), $this.data('md-tag'), $this.data('md-block'), !$this.data('md-prepend'));
       });
     };
-    return gl.text.removeListeners = function(form) {
+    gl.text.removeListeners = function(form) {
       return $('.js-md', form).off();
     };
+    return gl.text.truncate = function(string, maxLength) {
+      return string.substr(0, (maxLength - 3)) + '...';
+    };
   })(window);
 
 }).call(this);