Remove shortcut JS classes from global namespace

1 files changed, 13 insertions, 24 deletions

diff --git a/app/assets/javascripts/shortcuts_network.js b/app/assets/javascripts/shortcuts_network.js
index cc44082efa9..21823085ac4 100644
--- a/app/assets/javascripts/shortcuts_network.js
+++ b/app/assets/javascripts/shortcuts_network.js
@@ -1,28 +1,17 @@
-/* eslint-disable func-names, space-before-function-paren, max-len, no-var, one-var, no-restricted-syntax, vars-on-top, no-use-before-define, no-param-reassign, new-cap, no-underscore-dangle, wrap-iife, max-len */
 /* global Mousetrap */
-/* global ShortcutsNavigation */
+import ShortcutsNavigation from './shortcuts_navigation';
 
-import './shortcuts_navigation';
+export default class ShortcutsNetwork extends ShortcutsNavigation {
+  constructor(graph) {
+    super();
 
-(function() {
-  var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
-    hasProp = {}.hasOwnProperty;
+    Mousetrap.bind(['left', 'h'], graph.scrollLeft);
+    Mousetrap.bind(['right', 'l'], graph.scrollRight);
+    Mousetrap.bind(['up', 'k'], graph.scrollUp);
+    Mousetrap.bind(['down', 'j'], graph.scrollDown);
+    Mousetrap.bind(['shift+up', 'shift+k'], graph.scrollTop);
+    Mousetrap.bind(['shift+down', 'shift+j'], graph.scrollBottom);
 
-  this.ShortcutsNetwork = (function(superClass) {
-    extend(ShortcutsNetwork, superClass);
-
-    function ShortcutsNetwork(graph) {
-      this.graph = graph;
-      ShortcutsNetwork.__super__.constructor.call(this);
-      Mousetrap.bind(['left', 'h'], this.graph.scrollLeft);
-      Mousetrap.bind(['right', 'l'], this.graph.scrollRight);
-      Mousetrap.bind(['up', 'k'], this.graph.scrollUp);
-      Mousetrap.bind(['down', 'j'], this.graph.scrollDown);
-      Mousetrap.bind(['shift+up', 'shift+k'], this.graph.scrollTop);
-      Mousetrap.bind(['shift+down', 'shift+j'], this.graph.scrollBottom);
-      this.enabledHelp.push('.hidden-shortcut.network');
-    }
-
-    return ShortcutsNetwork;
-  })(ShortcutsNavigation);
-}).call(window);
+    this.enabledHelp.push('.hidden-shortcut.network');
+  }
+}