diff --git a/lib/utils/platform.js b/lib/utils/platform.js
index 43662c1..c0adaac 100644
--- a/lib/utils/platform.js
+++ b/lib/utils/platform.js
@@ -45,7 +45,7 @@ utils.platform = (function () {
   platform.current =
     platform.msie ? 'msie' : platform.mozilla ? 'mozilla' : platform.chrome ? 'chrome' : platform.safari ? 'safari' : platform.opera ? 'opera' : platform.mobileSafari ? 'mobile-safari' : platform.android ? 'android' : 'unknown'
 
-  function platformName(candidates) {
+  function platformName (candidates) {
     for (let i = 0; i < candidates.length; i++) {
       if (candidates[i] in window) {
         return 'window.' + candidates[i]