Remove shortcut JS classes from global namespace

app/assets/javascripts/dispatcher.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-arrow-callback, wrap-iife, no-shadow, consistent-return, one-var, one-var-declaration-per-line, camelcase, default-case, no-new, quotes, no-duplicate-case, no-case-declarations, no-fallthrough, max-len */
 /* global ProjectSelect */
-/* global ShortcutsNavigation */
 /* global IssuableIndex */
-/* global ShortcutsIssuable */
 /* global Milestone */
 /* global IssuableForm */
 /* global LabelsSelect */
@@ -31,10 +29,7 @@ import CILintEditor from './ci_lint_editor';
 /* global ProjectImport */
 import Labels from './labels';
 import LabelManager from './label_manager';
-/* global Shortcuts */
-/* global ShortcutsFindFile */
 /* global Sidebar */
-/* global ShortcutsWiki */
 
 import CommitsList from './commits';
 import Issue from './issue';
@@ -83,6 +78,10 @@ import { ajaxGet, convertPermissionToBoolean } from './lib/utils/common_utils';
 import AjaxLoadingSpinner from './ajax_loading_spinner';
 import GlFieldErrors from './gl_field_errors';
 import GLForm from './gl_form';
+import Shortcuts from './shortcuts';
+import ShortcutsNavigation from './shortcuts_navigation';
+import ShortcutsFindFile from './shortcuts_find_file';
+import ShortcutsIssuable from './shortcuts_issuable';
 import U2FAuthenticate from './u2f/authenticate';
 import Members from './members';
 import memberExpirationDate from './member_expiration_date';

app/assets/javascripts/main.js

@@ -21,15 +21,6 @@ window._ = _;
 window.Dropzone = Dropzone;
 window.Sortable = Sortable;
 
-// shortcuts
-import './shortcuts';
-import './shortcuts_blob';
-import './shortcuts_dashboard_navigation';
-import './shortcuts_navigation';
-import './shortcuts_find_file';
-import './shortcuts_issuable';
-import './shortcuts_network';
-
 // templates
 import './templates/issuable_template_selector';
 import './templates/issuable_template_selectors';

app/assets/javascripts/network/network_bundle.js

 /* eslint-disable func-names, space-before-function-paren, prefer-arrow-callback, quotes, no-var, vars-on-top, camelcase, comma-dangle, consistent-return, max-len */
-/* global ShortcutsNetwork */
 
+import ShortcutsNetwork from '../shortcuts_network';
 import Network from './network';
 
 $(function() {

app/assets/javascripts/shortcuts.js

-/* eslint-disable func-names, space-before-function-paren, no-var, prefer-rest-params, wrap-iife, quotes, prefer-arrow-callback, consistent-return, object-shorthand, no-unused-vars, one-var, one-var-declaration-per-line, no-else-return, comma-dangle, max-len */
-/* global Mousetrap */
 import Cookies from 'js-cookie';
 import Mousetrap from 'mousetrap';
-
 import findAndFollowLink from './shortcuts_dashboard_navigation';
 
-(function() {
-  this.Shortcuts = (function() {
-    function Shortcuts(skipResetBindings) {
-      this.onToggleHelp = this.onToggleHelp.bind(this);
-      this.enabledHelp = [];
-      if (!skipResetBindings) {
-        Mousetrap.reset();
-      }
-      Mousetrap.bind('?', this.onToggleHelp);
-      Mousetrap.bind('s', Shortcuts.focusSearch);
-      Mousetrap.bind('f', (e => this.focusFilter(e)));
-      Mousetrap.bind('p b', this.onTogglePerfBar);
-
-      const findFileURL = document.body.dataset.findFile;
-
-      Mousetrap.bind('shift+t', () => findAndFollowLink('.shortcuts-todos'));
-      Mousetrap.bind('shift+a', () => findAndFollowLink('.dashboard-shortcuts-activity'));
-      Mousetrap.bind('shift+i', () => findAndFollowLink('.dashboard-shortcuts-issues'));
-      Mousetrap.bind('shift+m', () => findAndFollowLink('.dashboard-shortcuts-merge_requests'));
-      Mousetrap.bind('shift+p', () => findAndFollowLink('.dashboard-shortcuts-projects'));
-      Mousetrap.bind('shift+g', () => findAndFollowLink('.dashboard-shortcuts-groups'));
-      Mousetrap.bind('shift+l', () => findAndFollowLink('.dashboard-shortcuts-milestones'));
-      Mousetrap.bind('shift+s', () => findAndFollowLink('.dashboard-shortcuts-snippets'));
-
-      Mousetrap.bind(['ctrl+shift+p', 'command+shift+p'], this.toggleMarkdownPreview);
-      if (typeof findFileURL !== "undefined" && findFileURL !== null) {
-        Mousetrap.bind('t', function() {
-          return gl.utils.visitUrl(findFileURL);
-        });
-      }
+const defaultStopCallback = Mousetrap.stopCallback;
+Mousetrap.stopCallback = (e, element, combo) => {
+  if (['ctrl+shift+p', 'command+shift+p'].indexOf(combo) !== -1) {
+    return false;
+  }
+
+  return defaultStopCallback(e, element, combo);
+};
+
+export default class Shortcuts {
+  constructor(skipResetBindings) {
+    this.onToggleHelp = this.onToggleHelp.bind(this);
+    this.enabledHelp = [];
+    if (!skipResetBindings) {
+      Mousetrap.reset();
     }
+    Mousetrap.bind('?', this.onToggleHelp);
+    Mousetrap.bind('s', Shortcuts.focusSearch);
+    Mousetrap.bind('f', this.focusFilter.bind(this));
+    Mousetrap.bind('p b', Shortcuts.onTogglePerfBar);
 
-    Shortcuts.prototype.onToggleHelp = function(e) {
-      e.preventDefault();
-      return Shortcuts.toggleHelp(this.enabledHelp);
-    };
+    const findFileURL = document.body.dataset.findFile;
+
+    Mousetrap.bind('shift+t', () => findAndFollowLink('.shortcuts-todos'));
+    Mousetrap.bind('shift+a', () => findAndFollowLink('.dashboard-shortcuts-activity'));
+    Mousetrap.bind('shift+i', () => findAndFollowLink('.dashboard-shortcuts-issues'));
+    Mousetrap.bind('shift+m', () => findAndFollowLink('.dashboard-shortcuts-merge_requests'));
+    Mousetrap.bind('shift+p', () => findAndFollowLink('.dashboard-shortcuts-projects'));
+    Mousetrap.bind('shift+g', () => findAndFollowLink('.dashboard-shortcuts-groups'));
+    Mousetrap.bind('shift+l', () => findAndFollowLink('.dashboard-shortcuts-milestones'));
+    Mousetrap.bind('shift+s', () => findAndFollowLink('.dashboard-shortcuts-snippets'));
+
+    Mousetrap.bind(['ctrl+shift+p', 'command+shift+p'], Shortcuts.toggleMarkdownPreview);
 
-    Shortcuts.prototype.onTogglePerfBar = function(e) {
+    if (typeof findFileURL !== 'undefined' && findFileURL !== null) {
+      Mousetrap.bind('t', () => {
+        gl.utils.visitUrl(findFileURL);
+      });
+    }
+
+    $(document).on('click.more_help', '.js-more-help-button', function clickMoreHelp(e) {
+      $(this).remove();
+      $('.hidden-shortcut').show();
       e.preventDefault();
-      const performanceBarCookieName = 'perf_bar_enabled';
-      if (Cookies.get(performanceBarCookieName) === 'true') {
-        Cookies.remove(performanceBarCookieName, { path: '/' });
-      } else {
-        Cookies.set(performanceBarCookieName, 'true', { path: '/' });
-      }
-      gl.utils.refreshCurrentPage();
-    };
-
-    Shortcuts.prototype.toggleMarkdownPreview = function(e) {
-      // Check if short-cut was triggered while in Write Mode
-      const $target = $(e.target);
-      const $form = $target.closest('form');
-
-      if ($target.hasClass('js-note-text')) {
-        $('.js-md-preview-button', $form).focus();
-      }
-      return $(document).triggerHandler('markdown-preview:toggle', [e]);
-    };
-
-    Shortcuts.toggleHelp = function(location) {
-      var $modal;
-      $modal = $('#modal-shortcuts');
-      if ($modal.length) {
-        $modal.modal('toggle');
-        return;
-      }
-      return $.ajax({
-        url: gon.shortcuts_path,
-        dataType: 'script',
-        success: function(e) {
-          var i, l, len, results;
-          if (location && location.length > 0) {
-            results = [];
-            for (i = 0, len = location.length; i < len; i += 1) {
-              l = location[i];
-              results.push($(l).show());
-            }
-            return results;
-          } else {
-            $('.hidden-shortcut').show();
-            return $('.js-more-help-button').remove();
+    });
+  }
+
+  onToggleHelp(e) {
+    e.preventDefault();
+    Shortcuts.toggleHelp(this.enabledHelp);
+  }
+
+  static onTogglePerfBar(e) {
+    e.preventDefault();
+    const performanceBarCookieName = 'perf_bar_enabled';
+    if (Cookies.get(performanceBarCookieName) === 'true') {
+      Cookies.remove(performanceBarCookieName, { path: '/' });
+    } else {
+      Cookies.set(performanceBarCookieName, 'true', { path: '/' });
+    }
+    gl.utils.refreshCurrentPage();
+  }
+
+  static toggleMarkdownPreview(e) {
+    // Check if short-cut was triggered while in Write Mode
+    const $target = $(e.target);
+    const $form = $target.closest('form');
+
+    if ($target.hasClass('js-note-text')) {
+      $('.js-md-preview-button', $form).focus();
+    }
+    $(document).triggerHandler('markdown-preview:toggle', [e]);
+  }
+
+  static toggleHelp(location) {
+    const $modal = $('#modal-shortcuts');
+
+    if ($modal.length) {
+      $modal.modal('toggle');
+    }
+
+    $.ajax({
+      url: gon.shortcuts_path,
+      dataType: 'script',
+      success() {
+        if (location && location.length > 0) {
+          const results = [];
+          for (let i = 0, len = location.length; i < len; i += 1) {
+            results.push($(location[i]).show());
           }
+          return results;
         }
-      });
-    };
-
-    Shortcuts.prototype.focusFilter = function(e) {
-      if (this.filterInput == null) {
-        this.filterInput = $('input[type=search]', '.nav-controls');
-      }
-      this.filterInput.focus();
-      return e.preventDefault();
-    };
-
-    Shortcuts.focusSearch = function(e) {
-      $('#search').focus();
-      return e.preventDefault();
-    };
-
-    return Shortcuts;
-  })();
-
-  $(document).on('click.more_help', '.js-more-help-button', function(e) {
-    $(this).remove();
-    $('.hidden-shortcut').show();
-    return e.preventDefault();
-  });
-
-  Mousetrap.stopCallback = (function() {
-    var defaultStopCallback;
-    defaultStopCallback = Mousetrap.stopCallback;
-    return function(e, element, combo) {
-      // allowed shortcuts if textarea, input, contenteditable are focused
-      if (['ctrl+shift+p', 'command+shift+p'].indexOf(combo) !== -1) {
-        return false;
-      } else {
-        return defaultStopCallback.apply(this, arguments);
-      }
-    };
-  })();
-}).call(window);
+
+        $('.hidden-shortcut').show();
+        return $('.js-more-help-button').remove();
+      },
+    });
+  }
+
+  focusFilter(e) {
+    if (!this.filterInput) {
+      this.filterInput = $('input[type=search]', '.nav-controls');
+    }
+    this.filterInput.focus();
+    e.preventDefault();
+  }
+
+  static focusSearch(e) {
+    $('#search').focus();
+    e.preventDefault();
+  }
+}

app/assets/javascripts/shortcuts_blob.js

 /* global Mousetrap */
-/* global Shortcuts */
 
-import './shortcuts';
+import Shortcuts from './shortcuts';
 
 const defaults = {
   skipResetBindings: false,

app/assets/javascripts/shortcuts_find_file.js

-/* eslint-disable func-names, space-before-function-paren, max-len, one-var, no-var, no-restricted-syntax, vars-on-top, no-use-before-define, no-param-reassign, new-cap, no-underscore-dangle, wrap-iife */
 /* global Mousetrap */
-/* global ShortcutsNavigation */
 
-import './shortcuts_navigation';
+import ShortcutsNavigation from './shortcuts_navigation';
 
-(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;
+export default class ShortcutsFindFile extends ShortcutsNavigation {
+  constructor(projectFindFile) {
+    super();
 
-  this.ShortcutsFindFile = (function(superClass) {
-    extend(ShortcutsFindFile, superClass);
+    const oldStopCallback = Mousetrap.stopCallback;
+    this.projectFindFile = projectFindFile;
 
-    function ShortcutsFindFile(projectFindFile) {
-      var _oldStopCallback;
-      this.projectFindFile = projectFindFile;
-      ShortcutsFindFile.__super__.constructor.call(this);
-      _oldStopCallback = Mousetrap.stopCallback;
-      Mousetrap.stopCallback = (function(_this) {
-        // override to fire shortcuts action when focus in textbox
-        return function(event, element, combo) {
-          if (element === _this.projectFindFile.inputElement[0] && (combo === 'up' || combo === 'down' || combo === 'esc' || combo === 'enter')) {
-            // when press up/down key in textbox, cusor prevent to move to home/end
-            event.preventDefault();
-            return false;
-          }
-          return _oldStopCallback(event, element, combo);
-        };
-      })(this);
-      Mousetrap.bind('up', this.projectFindFile.selectRowUp);
-      Mousetrap.bind('down', this.projectFindFile.selectRowDown);
-      Mousetrap.bind('esc', this.projectFindFile.goToTree);
-      Mousetrap.bind('enter', this.projectFindFile.goToBlob);
-    }
+    Mousetrap.stopCallback = (e, element, combo) => {
+      if (
+        element === this.projectFindFile.inputElement[0] &&
+        (combo === 'up' || combo === 'down' || combo === 'esc' || combo === 'enter')
+      ) {
+        // when press up/down key in textbox, cusor prevent to move to home/end
+        event.preventDefault();
+        return false;
+      }
 
-    return ShortcutsFindFile;
-  })(ShortcutsNavigation);
-}).call(window);
+      return oldStopCallback(e, element, combo);
+    };
+
+    Mousetrap.bind('up', this.projectFindFile.selectRowUp);
+    Mousetrap.bind('down', this.projectFindFile.selectRowDown);
+    Mousetrap.bind('esc', this.projectFindFile.goToTree);
+    Mousetrap.bind('enter', this.projectFindFile.goToBlob);
+  }
+}

app/assets/javascripts/shortcuts_issuable.js

-/* 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, one-var-declaration-per-line, quotes, prefer-arrow-callback, consistent-return, prefer-template, no-mixed-operators */
 /* global Mousetrap */
-/* global ShortcutsNavigation */
 /* global sidebar */
 
 import _ from 'underscore';
 import 'mousetrap';
-import './shortcuts_navigation';
-
-(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;
-
-  this.ShortcutsIssuable = (function(superClass) {
-    extend(ShortcutsIssuable, superClass);
-
-    function ShortcutsIssuable(isMergeRequest) {
-      ShortcutsIssuable.__super__.constructor.call(this);
-      Mousetrap.bind('a', this.openSidebarDropdown.bind(this, 'assignee'));
-      Mousetrap.bind('m', this.openSidebarDropdown.bind(this, 'milestone'));
-      Mousetrap.bind('r', (function(_this) {
-        return function() {
-          _this.replyWithSelectedText(isMergeRequest);
-          return false;
-        };
-      })(this));
-      Mousetrap.bind('e', (function(_this) {
-        return function() {
-          _this.editIssue();
-          return false;
-        };
-      })(this));
-      Mousetrap.bind('l', this.openSidebarDropdown.bind(this, 'labels'));
-      if (isMergeRequest) {
-        this.enabledHelp.push('.hidden-shortcut.merge_requests');
-      } else {
-        this.enabledHelp.push('.hidden-shortcut.issues');
-      }
+import ShortcutsNavigation from './shortcuts_navigation';
+
+export default class ShortcutsIssuable extends ShortcutsNavigation {
+  constructor(isMergeRequest) {
+    super();
+
+    this.$replyField = isMergeRequest ? $('.js-main-target-form #note_note') : $('.js-main-target-form .js-vue-comment-form');
+    this.editBtn = document.querySelector('.issuable-edit');
+
+    Mousetrap.bind('a', () => ShortcutsIssuable.openSidebarDropdown('assignee'));
+    Mousetrap.bind('m', () => ShortcutsIssuable.openSidebarDropdown('milestone'));
+    Mousetrap.bind('l', () => ShortcutsIssuable.openSidebarDropdown('labels'));
+    Mousetrap.bind('r', this.replyWithSelectedText.bind(this));
+    Mousetrap.bind('e', this.editIssue.bind(this));
+
+    if (isMergeRequest) {
+      this.enabledHelp.push('.hidden-shortcut.merge_requests');
+    } else {
+      this.enabledHelp.push('.hidden-shortcut.issues');
     }
+  }
+
+  replyWithSelectedText() {
+    const documentFragment = window.gl.utils.getSelectedFragment();
+
+    if (!documentFragment) {
+      this.$replyField.focus();
+      return false;
+    }
+
+    const el = window.gl.CopyAsGFM.transformGFMSelection(documentFragment.cloneNode(true));
+    const selected = window.gl.CopyAsGFM.nodeToGFM(el);
 
-    ShortcutsIssuable.prototype.replyWithSelectedText = function(isMergeRequest) {
-      var quote, documentFragment, el, selected, separator;
-      let replyField;
-
-      if (isMergeRequest) {
-        replyField = $('.js-main-target-form #note_note');
-      } else {
-        replyField = $('.js-main-target-form .js-vue-comment-form');
-      }
-
-      documentFragment = window.gl.utils.getSelectedFragment();
-      if (!documentFragment) {
-        replyField.focus();
-        return;
-      }
-
-      el = window.gl.CopyAsGFM.transformGFMSelection(documentFragment.cloneNode(true));
-      selected = window.gl.CopyAsGFM.nodeToGFM(el);
-
-      if (selected.trim() === "") {
-        return;
-      }
-      quote = _.map(selected.split("\n"), function(val) {
-        return ("> " + val).trim() + "\n";
-      });
-
-      // If replyField already has some content, add a newline before our quote
-      separator = replyField.val().trim() !== "" && "\n\n" || '';
-      replyField.val(function(a, current) {
-        return current + separator + quote.join('') + "\n";
-      });
-
-      // Trigger autosave
-      replyField.trigger('input').trigger('change');
-
-      // Trigger autosize
-      var event = document.createEvent('Event');
-      event.initEvent('autosize:update', true, false);
-      replyField.get(0).dispatchEvent(event);
-
-      // Focus the input field
-      return replyField.focus();
-    };
-
-    ShortcutsIssuable.prototype.editIssue = function() {
-      var $editBtn;
-      $editBtn = $('.issuable-edit');
-      // Need to click the element as on issues, editing is inline
-      // on merge request, editing is on a different page
-      $editBtn.get(0).click();
-    };
-
-    ShortcutsIssuable.prototype.openSidebarDropdown = function(name) {
-      sidebar.openDropdown(name);
+    if (selected.trim() === '') {
       return false;
-    };
+    }
+
+    const quote = _.map(selected.split('\n'), val => `> ${val.trim()}\n`);
+
+    // If replyField already has some content, add a newline before our quote
+    const separator = (this.$replyField.val().trim() !== '' && '\n\n') || '';
+    this.$replyField.val((a, current) => `${current}${separator}${quote.join('')}\n`)
+      .trigger('input')
+      .trigger('change');
+
+    // Trigger autosize
+    const event = document.createEvent('Event');
+    event.initEvent('autosize:update', true, false);
+    this.$replyField.get(0).dispatchEvent(event);
+
+    // Focus the input field
+    this.$replyField.focus();
+
+    return false;
+  }
+
+  editIssue() {
+    // Need to click the element as on issues, editing is inline
+    // on merge request, editing is on a different page
+    this.editBtn.click();
+
+    return false;
+  }
 
-    return ShortcutsIssuable;
-  })(ShortcutsNavigation);
-}).call(window);
+  static openSidebarDropdown(name) {
+    sidebar.openDropdown(name);
+    return false;
+  }
+}

app/assets/javascripts/shortcuts_navigation.js

-/* 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, prefer-arrow-callback, consistent-return, no-return-assign */
 /* global Mousetrap */
-/* global Shortcuts */
 
 import findAndFollowLink from './shortcuts_dashboard_navigation';
-import './shortcuts';
+import Shortcuts from './shortcuts';
 
-(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;
+export default class ShortcutsNavigation extends Shortcuts {
+  constructor() {
+    super();
 
-  this.ShortcutsNavigation = (function(superClass) {
-    extend(ShortcutsNavigation, superClass);
+    Mousetrap.bind('g p', () => findAndFollowLink('.shortcuts-project'));
+    Mousetrap.bind('g e', () => findAndFollowLink('.shortcuts-project-activity'));
+    Mousetrap.bind('g f', () => findAndFollowLink('.shortcuts-tree'));
+    Mousetrap.bind('g c', () => findAndFollowLink('.shortcuts-commits'));
+    Mousetrap.bind('g j', () => findAndFollowLink('.shortcuts-builds'));
+    Mousetrap.bind('g n', () => findAndFollowLink('.shortcuts-network'));
+    Mousetrap.bind('g d', () => findAndFollowLink('.shortcuts-repository-charts'));
+    Mousetrap.bind('g i', () => findAndFollowLink('.shortcuts-issues'));
+    Mousetrap.bind('g b', () => findAndFollowLink('.shortcuts-issue-boards'));
+    Mousetrap.bind('g m', () => findAndFollowLink('.shortcuts-merge_requests'));
+    Mousetrap.bind('g t', () => findAndFollowLink('.shortcuts-todos'));
+    Mousetrap.bind('g w', () => findAndFollowLink('.shortcuts-wiki'));
+    Mousetrap.bind('g s', () => findAndFollowLink('.shortcuts-snippets'));
+    Mousetrap.bind('i', () => findAndFollowLink('.shortcuts-new-issue'));
 
-    function ShortcutsNavigation() {
-      ShortcutsNavigation.__super__.constructor.call(this);
-      Mousetrap.bind('g p', () => findAndFollowLink('.shortcuts-project'));
-      Mousetrap.bind('g e', () => findAndFollowLink('.shortcuts-project-activity'));
-      Mousetrap.bind('g f', () => findAndFollowLink('.shortcuts-tree'));
-      Mousetrap.bind('g c', () => findAndFollowLink('.shortcuts-commits'));
-      Mousetrap.bind('g j', () => findAndFollowLink('.shortcuts-builds'));
-      Mousetrap.bind('g n', () => findAndFollowLink('.shortcuts-network'));
-      Mousetrap.bind('g d', () => findAndFollowLink('.shortcuts-repository-charts'));
-      Mousetrap.bind('g i', () => findAndFollowLink('.shortcuts-issues'));
-      Mousetrap.bind('g b', () => findAndFollowLink('.shortcuts-issue-boards'));
-      Mousetrap.bind('g m', () => findAndFollowLink('.shortcuts-merge_requests'));
-      Mousetrap.bind('g t', () => findAndFollowLink('.shortcuts-todos'));
-      Mousetrap.bind('g w', () => findAndFollowLink('.shortcuts-wiki'));
-      Mousetrap.bind('g s', () => findAndFollowLink('.shortcuts-snippets'));
-      Mousetrap.bind('i', () => findAndFollowLink('.shortcuts-new-issue'));
-      this.enabledHelp.push('.hidden-shortcut.project');
-    }
-
-    return ShortcutsNavigation;
-  })(Shortcuts);
-}).call(window);
+    this.enabledHelp.push('.hidden-shortcut.project');
+  }
+}

app/assets/javascripts/shortcuts_network.js

-/* 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');
+  }
+}

app/assets/javascripts/shortcuts_wiki.js

 /* eslint-disable class-methods-use-this */
 /* global Mousetrap */
-/* global ShortcutsNavigation */
 
+import ShortcutsNavigation from './shortcuts_navigation';
 import findAndFollowLink from './shortcuts_dashboard_navigation';
 
 export default class ShortcutsWiki extends ShortcutsNavigation {

spec/javascripts/shortcuts_issuable_spec.js

-/* global ShortcutsIssuable */
-
 import '~/copy_as_gfm';
-import '~/shortcuts_issuable';
+import ShortcutsIssuable from '~/shortcuts_issuable';
 
 describe('ShortcutsIssuable', () => {
   const fixtureName = 'merge_requests/diff_comment.html.raw';

spec/javascripts/shortcuts_spec.js

-/* global Shortcuts */
+import Shortcuts from '~/shortcuts';
+
 describe('Shortcuts', () => {
   const fixtureName = 'merge_requests/diff_comment.html.raw';
   const createEvent = (type, target) => $.Event(type, {