require jQuery to be explicitly imported

app/assets/javascripts/issuable_bulk_update_actions.js

 /* eslint-disable comma-dangle, quotes, consistent-return, func-names, array-callback-return, space-before-function-paren, prefer-arrow-callback, max-len, no-unused-expressions, no-sequences, no-underscore-dangle, no-unused-vars, no-param-reassign */
+
+import $ from 'jquery';
 import _ from 'underscore';
 import axios from './lib/utils/axios_utils';
 import Flash from './flash';

app/assets/javascripts/issuable_bulk_update_sidebar.js

 /* eslint-disable class-methods-use-this, no-new */
+import $ from 'jquery';
 import IssuableBulkUpdateActions from './issuable_bulk_update_actions';
 import MilestoneSelect from './milestone_select';
 import issueStatusSelect from './issue_status_select';

app/assets/javascripts/issuable_context.js

+import $ from 'jquery';
 import Cookies from 'js-cookie';
 import bp from './breakpoints';
 import UsersSelect from './users_select';

app/assets/javascripts/issuable_form.js

 /* eslint-disable func-names, prefer-rest-params, wrap-iife, no-use-before-define, no-useless-escape, no-new, object-shorthand, no-unused-vars, comma-dangle, no-alert, consistent-return, no-else-return, prefer-template, one-var, one-var-declaration-per-line, curly, max-len */
 /* global GitLab */
+import $ from 'jquery';
 import Pikaday from 'pikaday';
 import Autosave from './autosave';
 import UsersSelect from './users_select';

app/assets/javascripts/issuable_index.js

+import $ from 'jquery';
 import axios from './lib/utils/axios_utils';
 import flash from './flash';
 import { __ } from './locale';

app/assets/javascripts/issue.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-rest-params, wrap-iife, one-var, no-underscore-dangle, one-var-declaration-per-line, object-shorthand, no-unused-vars, no-new, comma-dangle, consistent-return, quotes, dot-notation, quote-props, prefer-arrow-callback, max-len */
+
+import $ from 'jquery';
 import axios from './lib/utils/axios_utils';
 import { addDelimiter } from './lib/utils/text_utility';
 import flash from './flash';

app/assets/javascripts/issue_show/components/description.vue

 <script>
+  import $ from 'jquery';
   import animateMixin from '../mixins/animate';
   import TaskList from '../../task_list';
   import recaptchaModalImplementor from '../../vue_shared/mixins/recaptcha_modal_implementor';

app/assets/javascripts/issue_show/components/fields/description_template.vue

 <script>
+  import $ from 'jquery';
   import IssuableTemplateSelectors from '../../../templates/issuable_template_selectors';
   export default {

app/assets/javascripts/issue_status_select.js

+import $ from 'jquery';
+
 export default function issueStatusSelect() {
   $('.js-issue-status').each((i, el) => {
     const fieldName = $(el).data('fieldName');

app/assets/javascripts/job.js

+import $ from 'jquery';
 import _ from 'underscore';
 import axios from './lib/utils/axios_utils';
 import { visitUrl } from './lib/utils/url_utility';

app/assets/javascripts/label_manager.js

 /* eslint-disable comma-dangle, class-methods-use-this, no-underscore-dangle, no-param-reassign, no-unused-vars, consistent-return, func-names, space-before-function-paren, max-len */
+
+import $ from 'jquery';
 import Sortable from 'vendor/Sortable';
 import flash from './flash';

app/assets/javascripts/labels.js

+import $ from 'jquery';
+
 export default class Labels {
   constructor() {
     this.setSuggestedColor = this.setSuggestedColor.bind(this);

app/assets/javascripts/labels_select.js

 /* eslint-disable no-useless-return, func-names, space-before-function-paren, wrap-iife, no-var, no-underscore-dangle, prefer-arrow-callback, max-len, one-var, no-unused-vars, one-var-declaration-per-line, prefer-template, no-new, consistent-return, object-shorthand, comma-dangle, no-shadow, no-param-reassign, brace-style, vars-on-top, quotes, no-lonely-if, no-else-return, dot-notation, no-empty, no-return-assign, camelcase, prefer-spread */
 /* global Issuable */
 /* global ListLabel */
+
+import $ from 'jquery';
 import _ from 'underscore';
 import { __ } from './locale';
 import axios from './lib/utils/axios_utils';

app/assets/javascripts/layout_nav.js

+import $ from 'jquery';
 import ContextualSidebar from './contextual_sidebar';
 import initFlyOutNav from './fly_out_nav';

app/assets/javascripts/lib/utils/bootstrap_linked_tabs.js

+import $ from 'jquery';
+
 /**
  * Linked Tabs
  *

app/assets/javascripts/lib/utils/common_utils.js

-import jQuery from 'jquery';
+import $ from 'jquery';
 import Cookies from 'js-cookie';
 import axios from './axios_utils';
 import { getLocationHash } from './url_utility';
@@ -142,7 +142,7 @@ export const isMetaClick = e => e.metaKey || e.ctrlKey || e.which === 2;
 export const scrollToElement = (element) => {
   let $el = element;
-  if (!(element instanceof jQuery)) {
+  if (!(element instanceof $)) {
     $el = $(element);
   }
   const top = $el.offset().top;

app/assets/javascripts/lib/utils/csrf.js

+import $ from 'jquery';
+
 /*
 This module provides easy access to the CSRF token and caches
 it for re-use. It also exposes some values commonly used in relation

app/assets/javascripts/lib/utils/datetime_utility.js

+import $ from 'jquery';
 import timeago from 'timeago.js';
 import dateFormat from 'vendor/date.format';
 import { pluralize } from './text_utility';

app/assets/javascripts/lib/utils/text_markdown.js

 /* eslint-disable import/prefer-default-export, func-names, space-before-function-paren, wrap-iife, no-var, no-param-reassign, no-cond-assign, quotes, one-var, one-var-declaration-per-line, operator-assignment, no-else-return, prefer-template, prefer-arrow-callback, no-empty, max-len, consistent-return, no-unused-vars, no-return-assign, max-len, vars-on-top */
+import $ from 'jquery';
+
 const textUtils = {};
 textUtils.selectedText = function(text, textarea) {

app/assets/javascripts/line_highlighter.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-rest-params, wrap-iife, no-use-before-define, no-underscore-dangle, no-param-reassign, prefer-template, quotes, comma-dangle, prefer-arrow-callback, consistent-return, one-var, one-var-declaration-per-line, no-else-return, max-len */
+import $ from 'jquery';
+
 // LineHighlighter
 //
 // Handles single- and multi-line selection and highlight for blob views.