Move shortcuts instantiation into behaviors

app/assets/javascripts/behaviors/index.js

@@ -7,9 +7,11 @@ import './details_behavior';
 import installGlEmojiElement from './gl_emoji';
 import './quick_submit';
 import './requires_input';
+import initPageShortcuts from './shortcuts';
 import './toggler_behavior';
 import './preview_markdown';
 
 installGlEmojiElement();
 initCopyAsGFM();
 initCopyToClipboard();
+initPageShortcuts();

app/assets/javascripts/behaviors/shortcuts.js

+import Shortcuts from '../shortcuts';
+
+export default function initPageShortcuts() {
+  const { page } = document.body.dataset;
+  const pagesWithCustomShortcuts = [
+    'projects:activity',
+    'projects:artifacts:browse',
+    'projects:artifacts:file',
+    'projects:blame:show',
+    'projects:blob:show',
+    'projects:commit:show',
+    'projects:commits:show',
+    'projects:find_file:show',
+    'projects:issues:edit',
+    'projects:issues:index',
+    'projects:issues:new',
+    'projects:issues:show',
+    'projects:merge_requests:creations:diffs',
+    'projects:merge_requests:creations:new',
+    'projects:merge_requests:edit',
+    'projects:merge_requests:index',
+    'projects:merge_requests:show',
+    'projects:network:show',
+    'projects:show',
+    'projects:tree:show',
+    'groups:show',
+  ];
+
+  // the pages above have their own shortcuts sub-classes instantiated elsewhere
+  // TODO: replace this whitelist with something more automated/maintainable
+  if (page && !pagesWithCustomShortcuts.includes(page)) {
+    return new Shortcuts();
+  }
+  return false;
+}

app/assets/javascripts/dispatcher.js

@@ -3,37 +3,6 @@
 import $ from 'jquery';
 import GfmAutoComplete from './gfm_auto_complete';
 import { convertPermissionToBoolean } from './lib/utils/common_utils';
-import Shortcuts from './shortcuts';
-
-function initPageShortcuts(page) {
-  const pagesWithCustomShortcuts = [
-    'projects:activity',
-    'projects:artifacts:browse',
-    'projects:artifacts:file',
-    'projects:blame:show',
-    'projects:blob:show',
-    'projects:commit:show',
-    'projects:commits:show',
-    'projects:find_file:show',
-    'projects:issues:edit',
-    'projects:issues:index',
-    'projects:issues:new',
-    'projects:issues:show',
-    'projects:merge_requests:creations:diffs',
-    'projects:merge_requests:creations:new',
-    'projects:merge_requests:edit',
-    'projects:merge_requests:index',
-    'projects:merge_requests:show',
-    'projects:network:show',
-    'projects:show',
-    'projects:tree:show',
-    'groups:show',
-  ];
-
-  if (pagesWithCustomShortcuts.indexOf(page) === -1) {
-    new Shortcuts();
-  }
-}
 
 function initGFMInput() {
   $('.js-gfm-input:not(.js-vue-textarea)').each((i, el) => {
@@ -57,7 +26,6 @@ function initGFMInput() {
 export default () => {
   const page = $('body').attr('data-page');
   if (page) {
-    initPageShortcuts(page);
     initGFMInput();
   }
 };