Fix eslints for the object-shorthand rule

This fixes all disabled lints for the `object-shorthand` rule:
https://eslint.org/docs/rules/object-shorthand

app/assets/javascripts/behaviors/preview_markdown.js

-/* eslint-disable func-names, no-var, object-shorthand, prefer-arrow-callback */
+/* eslint-disable func-names, no-var, prefer-arrow-callback */
 
 import $ from 'jquery';
 import axios from '~/lib/utils/axios_utils';
@@ -82,7 +82,7 @@ MarkdownPreview.prototype.fetchMarkdownPreview = function(text, url, success) {
     })
     .then(({ data }) => {
       this.ajaxCache = {
-        text: text,
+        text,
         response: data,
       };
       success(data);

app/assets/javascripts/blob/blob_file_dropzone.js

-/* eslint-disable func-names, object-shorthand, prefer-arrow-callback */
+/* eslint-disable func-names, prefer-arrow-callback */
 
 import $ from 'jquery';
 import Dropzone from 'dropzone';
@@ -32,7 +32,7 @@ export default class BlobFileDropzone {
       url: form.attr('action'),
       // Rails uses a hidden input field for PUT
       // http://stackoverflow.com/questions/21056482/how-to-set-method-put-in-form-tag-in-rails
-      method: method,
+      method,
       clickable: true,
       uploadMultiple: false,
       paramName: 'file',
@@ -42,7 +42,7 @@ export default class BlobFileDropzone {
       addRemoveLinks: true,
       previewsContainer: '.dropzone-previews',
       headers: csrf.headers,
-      init: function() {
+      init() {
         this.on('addedfile', function() {
           toggleLoading(submitButton, submitButtonLoadingIcon, false);
           dropzoneMessage.addClass(HIDDEN_CLASS);
@@ -69,7 +69,7 @@ export default class BlobFileDropzone {
         });
       },
       // Override behavior of adding error underneath preview
-      error: function(file, errorMessage) {
+      error(file, errorMessage) {
         const stripped = $('<div/>')
           .html(errorMessage)
           .text();

app/assets/javascripts/compare_autocomplete.js

-/* eslint-disable func-names, one-var, no-var, object-shorthand, no-else-return */
+/* eslint-disable func-names, one-var, no-var, no-else-return */
 
 import $ from 'jquery';
 import { __ } from './locale';
@@ -15,7 +15,7 @@ export default function initCompareAutocomplete(limitTo = null, clickHandler = (
     const $fieldInput = $(`input[name="${$dropdown.data('fieldName')}"]`, $dropdownContainer);
     const $filterInput = $('input[type="search"]', $dropdownContainer);
     $dropdown.glDropdown({
-      data: function(term, callback) {
+      data(term, callback) {
         const params = {
           ref: $dropdown.data('ref'),
           search: term,
@@ -43,7 +43,7 @@ export default function initCompareAutocomplete(limitTo = null, clickHandler = (
       filterRemote: Boolean($dropdown.data('refsUrl')),
       fieldName: $dropdown.data('fieldName'),
       filterInput: 'input[type="search"]',
-      renderRow: function(ref) {
+      renderRow(ref) {
         var link;
         if (ref.header != null) {
           return $('<li />')
@@ -58,10 +58,10 @@ export default function initCompareAutocomplete(limitTo = null, clickHandler = (
           return $('<li />').append(link);
         }
       },
-      id: function(obj, $el) {
+      id(obj, $el) {
         return $el.attr('data-ref');
       },
-      toggleLabel: function(obj, $el) {
+      toggleLabel(obj, $el) {
         return $el.text().trim();
       },
       clicked: () => clickHandler($dropdown),

app/assets/javascripts/diff_notes/components/comment_resolve_btn.js

-/* eslint-disable object-shorthand, func-names, no-else-return, no-lonely-if */
+/* eslint-disable no-else-return, no-lonely-if */
 /* global CommentsStore */
 
 import $ from 'jquery';
@@ -19,17 +19,17 @@ const CommentAndResolveBtn = Vue.extend({
     };
   },
   computed: {
-    showButton: function() {
+    showButton() {
       if (this.discussion) {
         return this.discussion.isResolvable();
       } else {
         return false;
       }
     },
-    isDiscussionResolved: function() {
+    isDiscussionResolved() {
       return this.discussion.isResolved();
     },
-    buttonText: function() {
+    buttonText() {
       if (this.isDiscussionResolved) {
         if (this.textareaIsEmpty) {
           return __('Unresolve thread');
@@ -50,7 +50,7 @@ const CommentAndResolveBtn = Vue.extend({
       this.discussion = CommentsStore.state[this.discussionId];
     }
   },
-  mounted: function() {
+  mounted() {
     if (!this.discussionId) return;
 
     const $textarea = $(
@@ -62,7 +62,7 @@ const CommentAndResolveBtn = Vue.extend({
       this.textareaIsEmpty = $textarea.val() === '';
     });
   },
-  destroyed: function() {
+  destroyed() {
     if (!this.discussionId) return;
 
     $(`.js-discussion-note-form[data-discussion-id=${this.discussionId}] .note-textarea`).off(

app/assets/javascripts/diff_notes/components/jump_to_discussion.js

-/* eslint-disable object-shorthand, func-names, no-else-return, guard-for-in, no-restricted-syntax, no-lonely-if, no-continue */
+/* eslint-disable func-names, no-else-return, guard-for-in, no-restricted-syntax, no-lonely-if, no-continue */
 /* global CommentsStore */
 
 import $ from 'jquery';
@@ -15,24 +15,24 @@ const JumpToDiscussion = Vue.extend({
       required: true,
     },
   },
-  data: function() {
+  data() {
     return {
       discussions: CommentsStore.state,
       discussion: {},
     };
   },
   computed: {
-    buttonText: function() {
+    buttonText() {
       if (this.discussionId) {
         return __('Jump to next unresolved discussion');
       } else {
         return __('Jump to first unresolved discussion');
       }
     },
-    allResolved: function() {
+    allResolved() {
       return this.unresolvedDiscussionCount === 0;
     },
-    showButton: function() {
+    showButton() {
       if (this.discussionId) {
         if (this.unresolvedDiscussionCount > 1) {
           return true;
@@ -43,7 +43,7 @@ const JumpToDiscussion = Vue.extend({
         return this.unresolvedDiscussionCount >= 1;
       }
     },
-    lastResolvedId: function() {
+    lastResolvedId() {
       let lastId;
       for (const discussionId in this.discussions) {
         const discussion = this.discussions[discussionId];
@@ -59,7 +59,7 @@ const JumpToDiscussion = Vue.extend({
     this.discussion = this.discussions[this.discussionId];
   },
   methods: {
-    jumpToNextUnresolvedDiscussion: function() {
+    jumpToNextUnresolvedDiscussion() {
       let discussionsSelector;
       let discussionIdsInScope;
       let firstUnresolvedDiscussionId;

app/assets/javascripts/diff_notes/components/resolve_count.js

-/* eslint-disable object-shorthand, func-names */
 /* global CommentsStore */
 
 import Vue from 'vue';
@@ -13,13 +12,13 @@ window.ResolveCount = Vue.extend({
       required: true,
     },
   },
-  data: function() {
+  data() {
     return {
       discussions: CommentsStore.state,
     };
   },
   computed: {
-    allResolved: function() {
+    allResolved() {
       return this.resolvedDiscussionCount === this.discussionCount;
     },
     resolvedCountText() {

app/assets/javascripts/diff_notes/components/resolve_discussion_btn.js

-/* eslint-disable object-shorthand, func-names, no-else-return */
+/* eslint-disable no-else-return */
 /* global CommentsStore */
 /* global ResolveService */
 
@@ -20,34 +20,34 @@ const ResolveDiscussionBtn = Vue.extend({
       required: true,
     },
   },
-  data: function() {
+  data() {
     return {
       discussion: {},
     };
   },
   computed: {
-    showButton: function() {
+    showButton() {
       if (this.discussion) {
         return this.discussion.isResolvable();
       } else {
         return false;
       }
     },
-    isDiscussionResolved: function() {
+    isDiscussionResolved() {
       if (this.discussion) {
         return this.discussion.isResolved();
       } else {
         return false;
       }
     },
-    buttonText: function() {
+    buttonText() {
       if (this.isDiscussionResolved) {
         return __('Unresolve discussion');
       } else {
         return __('Resolve discussion');
       }
     },
-    loading: function() {
+    loading() {
       if (this.discussion) {
         return this.discussion.loading;
       } else {
@@ -55,13 +55,13 @@ const ResolveDiscussionBtn = Vue.extend({
       }
     },
   },
-  created: function() {
+  created() {
     CommentsStore.createDiscussion(this.discussionId, this.canResolve);
 
     this.discussion = CommentsStore.state[this.discussionId];
   },
   methods: {
-    resolve: function() {
+    resolve() {
       ResolveService.toggleResolveForDiscussion(this.mergeRequestId, this.discussionId);
     },
   },

app/assets/javascripts/diff_notes/mixins/discussion.js

-/* eslint-disable object-shorthand, func-names, guard-for-in, no-restricted-syntax, */
+/* eslint-disable guard-for-in, no-restricted-syntax, */
 
 const DiscussionMixins = {
   computed: {
-    discussionCount: function() {
+    discussionCount() {
       return Object.keys(this.discussions).length;
     },
-    resolvedDiscussionCount: function() {
+    resolvedDiscussionCount() {
       let resolvedCount = 0;
 
       for (const discussionId in this.discussions) {
@@ -18,7 +18,7 @@ const DiscussionMixins = {
 
       return resolvedCount;
     },
-    unresolvedDiscussionCount: function() {
+    unresolvedDiscussionCount() {
       let unresolvedCount = 0;
 
       for (const discussionId in this.discussions) {

app/assets/javascripts/diff_notes/stores/comments.js

-/* eslint-disable object-shorthand, func-names, camelcase, no-restricted-syntax, guard-for-in */
+/* eslint-disable camelcase, no-restricted-syntax, guard-for-in */
 /* global DiscussionModel */
 
 import Vue from 'vue';
 
 window.CommentsStore = {
   state: {},
-  get: function(discussionId, noteId) {
+  get(discussionId, noteId) {
     return this.state[discussionId].getNote(noteId);
   },
-  createDiscussion: function(discussionId, canResolve) {
+  createDiscussion(discussionId, canResolve) {
     let discussion = this.state[discussionId];
     if (!this.state[discussionId]) {
       discussion = new DiscussionModel(discussionId);
@@ -21,18 +21,18 @@ window.CommentsStore = {
 
     return discussion;
   },
-  create: function(noteObj) {
+  create(noteObj) {
     const discussion = this.createDiscussion(noteObj.discussionId);
 
     discussion.createNote(noteObj);
   },
-  update: function(discussionId, noteId, resolved, resolved_by) {
+  update(discussionId, noteId, resolved, resolved_by) {
     const discussion = this.state[discussionId];
     const note = discussion.getNote(noteId);
     note.resolved = resolved;
     note.resolved_by = resolved_by;
   },
-  delete: function(discussionId, noteId) {
+  delete(discussionId, noteId) {
     const discussion = this.state[discussionId];
     discussion.deleteNote(noteId);
 
@@ -40,7 +40,7 @@ window.CommentsStore = {
       Vue.delete(this.state, discussionId);
     }
   },
-  unresolvedDiscussionIds: function() {
+  unresolvedDiscussionIds() {
     const ids = [];
 
     for (const discussionId in this.state) {

app/assets/javascripts/labels_select.js

-/* eslint-disable no-useless-return, func-names, no-var, no-underscore-dangle, prefer-arrow-callback, one-var, prefer-template, no-new, consistent-return, object-shorthand, no-shadow, no-param-reassign, vars-on-top, no-lonely-if, no-else-return, dot-notation, no-empty */
+/* eslint-disable no-useless-return, func-names, no-var, no-underscore-dangle, prefer-arrow-callback, one-var, prefer-template, no-new, consistent-return, no-shadow, no-param-reassign, vars-on-top, no-lonely-if, no-else-return, dot-notation, no-empty */
 /* global Issuable */
 /* global ListLabel */
 
@@ -197,8 +197,8 @@ export default class LabelsSelect {
           .catch(() => flash(__('Error saving label update.')));
       };
       $dropdown.glDropdown({
-        showMenuAbove: showMenuAbove,
-        data: function(term, callback) {
+        showMenuAbove,
+        data(term, callback) {
           labelUrl = $dropdown.attr('data-labels');
           axios
             .get(labelUrl)
@@ -231,7 +231,7 @@ export default class LabelsSelect {
             })
             .catch(() => flash(__('Error fetching labels.')));
         },
-        renderRow: function(label) {
+        renderRow(label) {
           var linkEl,
             listItemEl,
             colorEl,
@@ -316,7 +316,7 @@ export default class LabelsSelect {
         selectable: true,
         filterable: true,
         selected: $dropdown.data('selected') || [],
-        toggleLabel: function(selected, el) {
+        toggleLabel(selected, el) {
           var $dropdownParent = $dropdown.parent();
           var $dropdownInputField = $dropdownParent.find('.dropdown-input-field');
           var isSelected = el !== null ? el.hasClass('is-active') : false;
@@ -350,7 +350,7 @@ export default class LabelsSelect {
           }
         },
         fieldName: $dropdown.data('fieldName'),
-        id: function(label) {
+        id(label) {
           if (label.id <= 0) return label.title;
 
           if ($dropdown.hasClass('js-issuable-form-dropdown')) {
@@ -363,7 +363,7 @@ export default class LabelsSelect {
             return label.id;
           }
         },
-        hidden: function() {
+        hidden() {
           var isIssueIndex, isMRIndex, page;
           page = $('body').attr('data-page');
           isIssueIndex = page === 'projects:issues:index';
@@ -394,7 +394,7 @@ export default class LabelsSelect {
         },
         multiSelect: $dropdown.hasClass('js-multiselect'),
         vue: $dropdown.hasClass('js-issue-board-sidebar'),
-        clicked: function(clickEvent) {
+        clicked(clickEvent) {
           const { $el, e, isMarking } = clickEvent;
           const label = clickEvent.selectedObj;
 
@@ -478,7 +478,7 @@ export default class LabelsSelect {
             }
           }
         },
-        opened: function() {
+        opened() {
           if ($dropdown.hasClass('js-issue-board-sidebar')) {
             const previousSelection = $dropdown.attr('data-selected');
             this.selected = previousSelection ? previousSelection.split(',') : [];

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

-/* eslint-disable func-names, no-var, consistent-return, prefer-arrow-callback, no-return-assign, object-shorthand */
+/* eslint-disable func-names, no-var, consistent-return, prefer-arrow-callback, no-return-assign */
 
 function notificationGranted(message, opts, onclick) {
   var notification;
@@ -21,8 +21,8 @@ function notifyPermissions() {
 function notifyMe(message, body, icon, onclick) {
   var opts;
   opts = {
-    body: body,
-    icon: icon,
+    body,
+    icon,
   };
   // Let's check if the browser supports notifications
   /* eslint-disable-next-line @gitlab/i18n/no-non-i18n-strings */

app/assets/javascripts/merge_conflicts/components/diff_file_editor.js

-/* eslint-disable no-useless-computed-key, object-shorthand, no-param-reassign */
+/* eslint-disable no-param-reassign */
 /* global ace */
 
 import Vue from 'vue';
@@ -42,7 +42,7 @@ import getModeByFileExtension from '~/lib/utils/ace_utils';
       },
     },
     watch: {
-      ['file.showEditor'](val) {
+      'file.showEditor': function showEditorWatcher(val) {
         this.resetEditorContent();
 
         if (!val || this.fileLoaded || this.loading) {

app/assets/javascripts/merge_conflicts/merge_conflict_store.js

-/* eslint-disable object-shorthand, no-param-reassign, camelcase, no-nested-ternary, no-continue */
+/* eslint-disable no-param-reassign, camelcase, no-nested-ternary, no-continue */
 
 import $ from 'jquery';
 import Vue from 'vue';
@@ -31,7 +31,7 @@ import { s__ } from '~/locale';
       hasError: false,
       isSubmitting: false,
       isParallel: diffViewType === VIEW_TYPES.PARALLEL,
-      diffViewType: diffViewType,
+      diffViewType,
       conflictsData: {},
     },
 
@@ -188,7 +188,7 @@ import { s__ } from '~/locale';
 
     getHeadHeaderLine(id) {
       return {
-        id: id,
+        id,
         richText: HEAD_HEADER_TEXT,
         buttonTitle: HEAD_BUTTON_TITLE,
         type: 'new',
@@ -233,7 +233,7 @@ import { s__ } from '~/locale';
 
     getOriginHeaderLine(id) {
       return {
-        id: id,
+        id,
         richText: ORIGIN_HEADER_TEXT,
         buttonTitle: ORIGIN_BUTTON_TITLE,
         type: 'old',

app/assets/javascripts/milestone_select.js

-/* eslint-disable one-var, object-shorthand, no-else-return, no-self-compare, consistent-return, no-param-reassign, no-shadow */
+/* eslint-disable one-var, no-else-return, no-self-compare, consistent-return, no-param-reassign, no-shadow */
 /* global Issuable */
 /* global ListMilestone */
 
@@ -65,7 +65,7 @@ export default class MilestoneSelect {
         milestoneLinkNoneTemplate = `<span class="no-value">${__('None')}</span>`;
       }
       return $dropdown.glDropdown({
-        showMenuAbove: showMenuAbove,
+        showMenuAbove,
         data: (term, callback) =>
           axios.get(milestonesUrl).then(({ data }) => {
             const extraOptions = [];
@@ -126,7 +126,7 @@ export default class MilestoneSelect {
             return defaultLabel;
           }
         },
-        defaultLabel: defaultLabel,
+        defaultLabel,
         fieldName: $dropdown.data('fieldName'),
         text: milestone => _.escape(milestone.title),
         id: milestone => {

app/assets/javascripts/namespace_select.js

-/* eslint-disable func-names, object-shorthand, no-else-return, prefer-template, prefer-arrow-callback */
+/* eslint-disable func-names, no-else-return, prefer-template, prefer-arrow-callback */
 
 import $ from 'jquery';
 import Api from './api';
@@ -18,15 +18,15 @@ export default class NamespaceSelect {
       search: {
         fields: ['path'],
       },
-      fieldName: fieldName,
-      toggleLabel: function(selected) {
+      fieldName,
+      toggleLabel(selected) {
         if (selected.id == null) {
           return selected.text;
         } else {
           return selected.kind + ': ' + selected.full_path;
         }
       },
-      data: function(term, dataCallback) {
+      data(term, dataCallback) {
         return Api.namespaces(term, function(namespaces) {
           if (isFilter) {
             const anyNamespace = {
@@ -39,7 +39,7 @@ export default class NamespaceSelect {
           return dataCallback(namespaces);
         });
       },
-      text: function(namespace) {
+      text(namespace) {
         if (namespace.id == null) {
           return namespace.text;
         } else {

app/assets/javascripts/pages/projects/graphs/show/stat_graph_contributors_util.js

-/* eslint-disable func-names, object-shorthand, no-var, one-var, camelcase, no-param-reassign, no-return-assign, prefer-arrow-callback, consistent-return, no-cond-assign, no-else-return */
+/* eslint-disable func-names, no-var, one-var, camelcase, no-param-reassign, no-return-assign, prefer-arrow-callback, consistent-return, no-cond-assign, no-else-return */
 import _ from 'underscore';
 
 export default {
-  parse_log: function(log) {
+  parse_log(log) {
     var by_author, by_email, data, entry, i, len, total, normalized_email;
     total = {};
     by_author = {};
@@ -25,15 +25,15 @@ export default {
     total = _.toArray(total);
     by_author = _.toArray(by_author);
     return {
-      total: total,
-      by_author: by_author,
+      total,
+      by_author,
     };
   },
-  add_date: function(date, collection) {
+  add_date(date, collection) {
     collection[date] = {};
     return (collection[date].date = date);
   },
-  add_author: function(author, by_author, by_email) {
+  add_author(author, by_author, by_email) {
     var data, normalized_email;
     data = {};
     data.author_name = author.author_name;
@@ -43,36 +43,36 @@ export default {
     by_email[normalized_email] = data;
     return data;
   },
-  store_data: function(entry, total, by_author) {
+  store_data(entry, total, by_author) {
     this.store_commits(total, by_author);
     this.store_additions(entry, total, by_author);
     return this.store_deletions(entry, total, by_author);
   },
-  store_commits: function(total, by_author) {
+  store_commits(total, by_author) {
     this.add(total, 'commits', 1);
     return this.add(by_author, 'commits', 1);
   },
-  add: function(collection, field, value) {
+  add(collection, field, value) {
     if (collection[field] == null) {
       collection[field] = 0;
     }
     return (collection[field] += value);
   },
-  store_additions: function(entry, total, by_author) {
+  store_additions(entry, total, by_author) {
     if (entry.additions == null) {
       entry.additions = 0;
     }
     this.add(total, 'additions', entry.additions);
     return this.add(by_author, 'additions', entry.additions);
   },
-  store_deletions: function(entry, total, by_author) {
+  store_deletions(entry, total, by_author) {
     if (entry.deletions == null) {
       entry.deletions = 0;
     }
     this.add(total, 'deletions', entry.deletions);
     return this.add(by_author, 'deletions', entry.deletions);
   },
-  get_total_data: function(parsed_log, field) {
+  get_total_data(parsed_log, field) {
     var log, total_data;
     log = parsed_log.total;
     total_data = this.pick_field(log, field);
@@ -80,7 +80,7 @@ export default {
       return d.date;
     });
   },
-  pick_field: function(log, field) {
+  pick_field(log, field) {
     var total_data;
     total_data = [];
     _.each(log, function(d) {
@@ -88,7 +88,7 @@ export default {
     });
     return total_data;
   },
-  get_author_data: function(parsed_log, field, date_range) {
+  get_author_data(parsed_log, field, date_range) {
     var author_data, log;
     if (date_range == null) {
       date_range = null;
@@ -111,7 +111,7 @@ export default {
       return d[field];
     }).reverse();
   },
-  parse_log_entry: function(log_entry, field, date_range) {
+  parse_log_entry(log_entry, field, date_range) {
     var parsed_entry;
     parsed_entry = {};
 
@@ -138,7 +138,7 @@ export default {
     );
     return parsed_entry;
   },
-  in_range: function(date, date_range) {
+  in_range(date, date_range) {
     var ref;
     if (date_range === null || (date_range[0] <= (ref = new Date(date)) && ref <= date_range[1])) {
       return true;

app/assets/javascripts/pages/projects/project.js

-/* eslint-disable func-names, no-var, no-return-assign, object-shorthand, vars-on-top */
+/* eslint-disable func-names, no-var, no-return-assign, vars-on-top */
 
 import $ from 'jquery';
 import Cookies from 'js-cookie';
@@ -123,7 +123,7 @@ export default class Project {
         filterByText: true,
         inputFieldName: $dropdown.data('inputFieldName'),
         fieldName,
-        renderRow: function(ref) {
+        renderRow(ref) {
           var li = refListItem.cloneNode(false);
 
           if (ref.header != null) {
@@ -144,13 +144,13 @@ export default class Project {
 
           return li;
         },
-        id: function(obj, $el) {
+        id(obj, $el) {
           return $el.attr('data-ref');
         },
-        toggleLabel: function(obj, $el) {
+        toggleLabel(obj, $el) {
           return $el.text().trim();
         },
-        clicked: function(options) {
+        clicked(options) {
           const { e } = options;
           e.preventDefault();
           if ($(`input[name="${fieldName}"]`).length) {

app/assets/javascripts/profile/gl_crop.js

-/* eslint-disable no-useless-escape, no-var, no-underscore-dangle, func-names, no-return-assign, object-shorthand, one-var, consistent-return, class-methods-use-this */
+/* eslint-disable no-useless-escape, no-var, no-underscore-dangle, func-names, no-return-assign, one-var, consistent-return, class-methods-use-this */
 
 import $ from 'jquery';
 import 'cropper';
@@ -100,7 +100,7 @@ import _ from 'underscore';
         cropBoxMovable: false,
         cropBoxResizable: false,
         toggleDragModeOnDblclick: false,
-        built: function() {
+        built() {
           const $image = $(this);
           const container = $image.cropper('getContainerData');
           const { cropBoxWidth, cropBoxHeight } = _this;

app/assets/javascripts/project_select.js

-/* eslint-disable func-names, no-var, object-shorthand, one-var, no-else-return */
+/* eslint-disable func-names, no-var, one-var, no-else-return */
 
 import $ from 'jquery';
 import Api from './api';
@@ -28,7 +28,7 @@ export default function projectSelect() {
         }
 
         $(select).select2({
-          placeholder: placeholder,
+          placeholder,
           minimumInputLength: 0,
           query: (function(_this) {
             return function(query) {
@@ -79,18 +79,18 @@ export default function projectSelect() {
               }
             };
           })(this),
-          id: function(project) {
+          id(project) {
             if (simpleFilter) return project.id;
             return JSON.stringify({
               name: project.name,
               url: project.web_url,
             });
           },
-          text: function(project) {
+          text(project) {
             return project.name_with_namespace || project.name;
           },
 
-          initSelection: function(el, callback) {
+          initSelection(el, callback) {
             return Api.project(el.val()).then(({ data }) => callback(data));
           },
 

app/assets/javascripts/search_autocomplete.js

-/* eslint-disable no-return-assign, one-var, no-var, consistent-return, object-shorthand, prefer-template, class-methods-use-this, no-lonely-if, vars-on-top */
+/* eslint-disable no-return-assign, one-var, no-var, consistent-return, prefer-template, class-methods-use-this, no-lonely-if, vars-on-top */
 
 import $ from 'jquery';
 import { escape, throttle } from 'underscore';
@@ -171,7 +171,7 @@ export class SearchAutocomplete {
         params: {
           project_id: this.projectId,
           project_ref: this.projectRef,
-          term: term,
+          term,
         },
       })
       .then(response => {

app/assets/javascripts/users_select.js

-/* eslint-disable func-names, one-var, no-var, prefer-rest-params, vars-on-top, prefer-arrow-callback, consistent-return, object-shorthand, no-shadow, no-else-return, no-self-compare, prefer-template, no-unused-expressions, yoda, prefer-spread, camelcase, no-param-reassign */
+/* eslint-disable func-names, one-var, no-var, prefer-rest-params, vars-on-top, prefer-arrow-callback, consistent-return, no-shadow, no-else-return, no-self-compare, prefer-template, no-unused-expressions, yoda, prefer-spread, camelcase, no-param-reassign */
 /* global Issuable */
 /* global emitSidebarEvent */
 
@@ -248,8 +248,8 @@ function UsersSelect(currentUser, els, options = {}) {
           })}</span> <% } %>`,
         );
         return $dropdown.glDropdown({
-          showMenuAbove: showMenuAbove,
-          data: function(term, callback) {
+          showMenuAbove,
+          data(term, callback) {
             return _this.users(
               term,
               options,
@@ -261,7 +261,7 @@ function UsersSelect(currentUser, els, options = {}) {
               }.bind(this),
             );
           },
-          processData: function(term, data, callback) {
+          processData(term, data, callback) {
             let users = data;
 
             // Only show assigned user list when there is no search term
@@ -326,7 +326,7 @@ function UsersSelect(currentUser, els, options = {}) {
                 }
                 anyUser = {
                   beforeDivider: true,
-                  name: name,
+                  name,
                   id: null,
                 };
                 users.unshift(anyUser);
@@ -376,7 +376,7 @@ function UsersSelect(currentUser, els, options = {}) {
           },
           selectable: true,
           fieldName: $dropdown.data('fieldName'),
-          toggleLabel: function(selected, el, glDropdown) {
+          toggleLabel(selected, el, glDropdown) {
             const inputValue = glDropdown.filterInput.val();
 
             if (this.multiSelect && inputValue === '') {
@@ -404,8 +404,8 @@ function UsersSelect(currentUser, els, options = {}) {
               return defaultLabel;
             }
           },
-          defaultLabel: defaultLabel,
-          hidden: function() {
+          defaultLabel,
+          hidden() {
             if ($dropdown.hasClass('js-multiselect')) {
               emitSidebarEvent('sidebar.saveAssignees');
             }
@@ -422,7 +422,7 @@ function UsersSelect(currentUser, els, options = {}) {
           },
           multiSelect: $dropdown.hasClass('js-multiselect'),
           inputMeta: $dropdown.data('inputMeta'),
-          clicked: function(options) {
+          clicked(options) {
             const { $el, e, isMarking } = options;
             const user = options.selectedObj;
 
@@ -522,10 +522,10 @@ function UsersSelect(currentUser, els, options = {}) {
               $dropdown.dropdown('toggle');
             }
           },
-          id: function(user) {
+          id(user) {
             return user.id;
           },
-          opened: function(e) {
+          opened(e) {
             const $el = $(e.currentTarget);
             const selected = getSelected();
             if ($dropdown.hasClass('js-issue-board-sidebar') && selected.length === 0) {
@@ -546,7 +546,7 @@ function UsersSelect(currentUser, els, options = {}) {
             }
           },
           updateLabel: $dropdown.data('dropdownTitle'),
-          renderRow: function(user) {
+          renderRow(user) {
             var avatar, img, username;
             username = user.username ? '@' + user.username : '';
             avatar = user.avatar_url ? user.avatar_url : gon.default_avatar_url;
@@ -605,7 +605,7 @@ function UsersSelect(currentUser, els, options = {}) {
               placeholder: __('Search for a user'),
               multiple: $(select).hasClass('multiselect'),
               minimumInputLength: 0,
-              query: function(query) {
+              query(query) {
                 return _this.users(query.term, options, function(users) {
                   var anyUser, data, emailUser, index, len, name, nullUser, obj, ref;
                   data = {
@@ -638,7 +638,7 @@ function UsersSelect(currentUser, els, options = {}) {
                         name = s__('UsersSelect|Any User');
                       }
                       anyUser = {
-                        name: name,
+                        name,
                         id: null,
                       };
                       data.results.unshift(anyUser);
@@ -661,24 +661,24 @@ function UsersSelect(currentUser, els, options = {}) {
                   return query.callback(data);
                 });
               },
-              initSelection: function() {
+              initSelection() {
                 var args;
                 args = 1 <= arguments.length ? [].slice.call(arguments, 0) : [];
                 return _this.initSelection.apply(_this, args);
               },
-              formatResult: function() {
+              formatResult() {
                 var args;
                 args = 1 <= arguments.length ? [].slice.call(arguments, 0) : [];
                 return _this.formatResult.apply(_this, args);
               },
-              formatSelection: function() {
+              formatSelection() {
                 var args;
                 args = 1 <= arguments.length ? [].slice.call(arguments, 0) : [];
                 return _this.formatSelection.apply(_this, args);
               },
               dropdownCssClass: 'ajax-users-dropdown',
               // we do not want to escape markup since we are displaying html in results
-              escapeMarkup: function(m) {
+              escapeMarkup(m) {
                 return m;
               },
             });

ee/app/assets/javascripts/ldap_groups_select.js

-/* eslint-disable prefer-arrow-callback, no-var, one-var, object-shorthand, consistent-return, func-names */
+/* eslint-disable prefer-arrow-callback, no-var, one-var, consistent-return, func-names */
 
 import $ from 'jquery';
 import Api from 'ee/api';
@@ -16,12 +16,12 @@ export default function initLDAPGroupsSelect() {
     .then(() => {
       $('.ajax-ldap-groups-select').each(function(i, select) {
         return $(select).select2({
-          id: function(group) {
+          id(group) {
             return group.cn;
           },
           placeholder: __('Search for a LDAP group'),
           minimumInputLength: 1,
-          query: function(query) {
+          query(query) {
             var provider;
             provider = $('#ldap_group_link_provider').val();
             return Api.ldapGroups(query.term, provider, function(groups) {
@@ -32,7 +32,7 @@ export default function initLDAPGroupsSelect() {
               return query.callback(data);
             });
           },
-          initSelection: function(element, callback) {
+          initSelection(element, callback) {
             var id;
             id = $(element).val();
             if (id !== '') {
@@ -44,7 +44,7 @@ export default function initLDAPGroupsSelect() {
           formatResult: ldapGroupResult,
           formatSelection: groupFormatSelection,
           dropdownCssClass: 'ajax-groups-dropdown',
-          formatNoMatches: function() {
+          formatNoMatches() {
             return __('Match not found; try refining your search query.');
           },
         });

ee/app/assets/javascripts/pages/admin/emails/show/admin_email_select.js

-/* eslint-disable no-var, func-names, object-shorthand, one-var, prefer-arrow-callback, prefer-template, no-else-return */
+/* eslint-disable no-var, func-names, one-var, prefer-arrow-callback, prefer-template, no-else-return */
 
 import $ from 'jquery';
 import Api from '~/api';
@@ -14,7 +14,7 @@ function AdminEmailSelect() {
               placeholder: __('Select group or project'),
               multiple: $(select).hasClass('multiselect'),
               minimumInputLength: 0,
-              query: function(query) {
+              query(query) {
                 const groupsFetch = Api.groups(query.term, {});
                 const projectsFetch = Api.projects(query.term, {
                   order_by: 'id',
@@ -31,7 +31,7 @@ function AdminEmailSelect() {
                   });
                 });
               },
-              id: function(object) {
+              id(object) {
                 if (object.path_with_namespace) {
                   return 'project-' + object.id;
                 } else if (object.path) {
@@ -47,7 +47,7 @@ function AdminEmailSelect() {
                 return _this.formatSelection(...args);
               },
               dropdownCssClass: 'ajax-admin-email-dropdown',
-              escapeMarkup: function(m) {
+              escapeMarkup(m) {
                 return m;
               },
             });

ee/app/assets/javascripts/weight_select.js

-/* eslint-disable prefer-arrow-callback, one-var, no-var, object-shorthand, no-shadow, no-else-return, func-names */
+/* eslint-disable prefer-arrow-callback, one-var, no-var, no-shadow, no-else-return, func-names */
 
 import $ from 'jquery';
 import '~/gl_dropdown';
@@ -23,21 +23,21 @@ function WeightSelect(els, options = {}) {
     return $dropdown.glDropdown({
       selectable: true,
       fieldName,
-      toggleLabel: function(selected, el) {
+      toggleLabel(selected, el) {
         return $(el).data('id');
       },
-      hidden: function() {
+      hidden() {
         $selectbox.hide();
         return $value.css('display', '');
       },
-      id: function(obj, el) {
+      id(obj, el) {
         if ($(el).data('none') == null) {
           return $(el).data('id');
         } else {
           return '';
         }
       },
-      clicked: function(glDropdownEvt) {
+      clicked(glDropdownEvt) {
         const { e } = glDropdownEvt;
         let selected = glDropdownEvt.selectedObj;
         const inputField = $dropdown.closest('.selectbox').find(`input[name='${fieldName}']`);

spec/javascripts/merge_request_tabs_spec.js

-/* eslint-disable no-var, object-shorthand */
+/* eslint-disable no-var */
 import $ from 'jquery';
 import MockAdapter from 'axios-mock-adapter';
 import axios from '~/lib/utils/axios_utils';
@@ -28,7 +28,7 @@ describe('MergeRequestTabs', function() {
 
   beforeEach(function() {
     mrPageMock = initMrPage();
-    this.class = new MergeRequestTabs({ stubLocation: stubLocation });
+    this.class = new MergeRequestTabs({ stubLocation });
     setLocation();
 
     this.spies = {
@@ -57,10 +57,10 @@ describe('MergeRequestTabs', function() {
         metaKey: false,
         ctrlKey: false,
         which: 1,
-        stopImmediatePropagation: function() {},
-        preventDefault: function() {},
+        stopImmediatePropagation() {},
+        preventDefault() {},
         currentTarget: {
-          getAttribute: function(attr) {
+          getAttribute(attr) {
             return attr === 'href' ? tabUrl : null;
           },
         },

spec/javascripts/search_autocomplete_spec.js

-/* eslint-disable no-var, one-var, no-unused-expressions, consistent-return, no-param-reassign, default-case, no-return-assign, object-shorthand, vars-on-top */
+/* eslint-disable no-var, one-var, no-unused-expressions, consistent-return, no-param-reassign, default-case, no-return-assign, vars-on-top */
 
 import $ from 'jquery';
 import '~/gl_dropdown';
@@ -91,7 +91,7 @@ describe('Search autocomplete dropdown', () => {
       'gitlab-ce': {
         issuesPath: projectIssuesPath,
         mrPath: projectMRsPath,
-        projectName: projectName,
+        projectName,
       },
     });
   };