extracted method

app/assets/javascripts/base.js

@@ -2,6 +2,12 @@ Array.prototype.includes = function(element) {
   return this.indexOf(element) !== -1;
 };
 
+window.CodeOcean = {
+  refresh: function() {
+    Turbolinks.visit(window.location.pathname);
+  }
+};
+
 $(function() {
   var ANIMATION_DURATION = 500;
 

app/assets/javascripts/editor.js

@@ -97,9 +97,7 @@ $(function() {
       return _.reject(files, function(file) {
         return file.file_id === active_file.id;
       });
-    }, function() {
-      Turbolinks.visit(window.location.pathname);
-    });
+    }, window.CodeOcean.refresh);
   };
 
   var downloadCode = function(event) {

app/assets/javascripts/forms.js

@@ -20,8 +20,6 @@ $(function() {
     }
   });
 
-  window.CodeOcean = window.CodeOcean || {};
   window.CodeOcean.CHOSEN_OPTIONS = CHOSEN_OPTIONS;
-
   $('select:visible').chosen(CHOSEN_OPTIONS);
 });