Export template selector as ES6 modules

app/assets/javascripts/dispatcher.js

@@ -30,7 +30,7 @@ import projectImport from './project_import';
 import Labels from './labels';
 import LabelManager from './label_manager';
 /* global Sidebar */
-
+import IssuableTemplateSelectors from './templates/issuable_template_selectors';
 import Flash from './flash';
 import CommitsList from './commits';
 import Issue from './issue';
@@ -264,7 +264,7 @@ import ProjectVariables from './project_variables';
           new IssuableForm($('.issue-form'));
           new LabelsSelect();
           new MilestoneSelect();
-          new gl.IssuableTemplateSelectors();
+          new IssuableTemplateSelectors();
           break;
         case 'projects:merge_requests:creations:new':
           const mrNewCompareNode = document.querySelector('.js-merge-request-new-compare');
@@ -288,7 +288,7 @@ import ProjectVariables from './project_variables';
           new IssuableForm($('.merge-request-form'));
           new LabelsSelect();
           new MilestoneSelect();
-          new gl.IssuableTemplateSelectors();
+          new IssuableTemplateSelectors();
           new AutoWidthDropdownSelect($('.js-target-branch-select')).init();
           break;
         case 'projects:tags:new':

app/assets/javascripts/image_diff/helpers/utils_helper.js

 import ImageBadge from '../image_badge';
 import ImageDiff from '../image_diff';
 import ReplacedImageDiff from '../replaced_image_diff';
-import '../../commit/image_file';
+import ImageFile from '../../commit/image_file';
 
 export function resizeCoordinatesToImageElement(imageEl, meta) {
   const { x, y, width, height } = meta;
@@ -81,7 +81,7 @@ export function initImageDiff(fileEl, canCreateNote, renderCommentBadge) {
 
   // ImageFile needs to be invoked before initImageDiff so that badges
   // can mount to the correct location
-  new gl.ImageFile(fileEl); // eslint-disable-line no-new
+  new ImageFile(fileEl); // eslint-disable-line no-new
 
   if (fileEl.querySelector('.diff-file .js-single-image')) {
     diff = new ImageDiff(fileEl, options);

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

 <script>
+  import IssuableTemplateSelectors from '../../../templates/issuable_template_selectors';
+
   export default {
     props: {
       formState: {
@@ -32,7 +34,7 @@
       };
       editor.getValue = () => this.formState.description;
 
-      this.issuableTemplate = new gl.IssuableTemplateSelectors({
+      this.issuableTemplate = new IssuableTemplateSelectors({
         $dropdowns: $(this.$refs.toggle),
         editor,
       });

app/assets/javascripts/templates/issuable_template_selector.js

-/* eslint-disable comma-dangle, max-len, no-useless-return, no-param-reassign, max-len */
-import Api from '../api';
+/* eslint-disable no-useless-return, max-len */
 
+import Api from '../api';
 import TemplateSelector from '../blob/template_selector';
 
-((global) => {
-  class IssuableTemplateSelector extends TemplateSelector {
-    constructor(...args) {
-      super(...args);
-      this.projectPath = this.dropdown.data('project-path');
-      this.namespacePath = this.dropdown.data('namespace-path');
-      this.issuableType = this.$dropdownContainer.data('issuable-type');
-      this.titleInput = $(`#${this.issuableType}_title`);
-
-      const initialQuery = {
-        name: this.dropdown.data('selected')
-      };
-
-      if (initialQuery.name) this.requestFile(initialQuery);
-
-      $('.reset-template', this.dropdown.parent()).on('click', () => {
-        this.setInputValueToTemplateContent();
-      });
-
-      $('.no-template', this.dropdown.parent()).on('click', () => {
-        this.currentTemplate.content = '';
-        this.setInputValueToTemplateContent();
-        $('.dropdown-toggle-text', this.dropdown).text('Choose a template');
-      });
-    }
+export default class IssuableTemplateSelector extends TemplateSelector {
+  constructor(...args) {
+    super(...args);
+    this.projectPath = this.dropdown.data('project-path');
+    this.namespacePath = this.dropdown.data('namespace-path');
+    this.issuableType = this.$dropdownContainer.data('issuable-type');
+    this.titleInput = $(`#${this.issuableType}_title`);
+
+    const initialQuery = {
+      name: this.dropdown.data('selected'),
+    };
+
+    if (initialQuery.name) this.requestFile(initialQuery);
+
+    $('.reset-template', this.dropdown.parent()).on('click', () => {
+      this.setInputValueToTemplateContent();
+    });
+
+    $('.no-template', this.dropdown.parent()).on('click', () => {
+      this.currentTemplate.content = '';
+      this.setInputValueToTemplateContent();
+      $('.dropdown-toggle-text', this.dropdown).text('Choose a template');
+    });
+  }
 
-    requestFile(query) {
-      this.startLoadingSpinner();
-      Api.issueTemplate(this.namespacePath, this.projectPath, query.name, this.issuableType, (err, currentTemplate) => {
-        this.currentTemplate = currentTemplate;
-        if (err) return; // Error handled by global AJAX error handler
-        this.stopLoadingSpinner();
-        this.setInputValueToTemplateContent();
-      });
-      return;
-    }
+  requestFile(query) {
+    this.startLoadingSpinner();
+    Api.issueTemplate(this.namespacePath, this.projectPath, query.name, this.issuableType, (err, currentTemplate) => {
+      this.currentTemplate = currentTemplate;
+      if (err) return; // Error handled by global AJAX error handler
+      this.stopLoadingSpinner();
+      this.setInputValueToTemplateContent();
+    });
+    return;
+  }
 
-    setInputValueToTemplateContent() {
-      // `this.setEditorContent` sets the value of the description input field
-      // to the content of the template selected.
-      if (this.titleInput.val() === '') {
-        // If the title has not yet been set, focus the title input and
-        // skip focusing the description input by setting `true` as the
-        // `skipFocus` option to `setEditorContent`.
-        this.setEditorContent(this.currentTemplate, { skipFocus: true });
-        this.titleInput.focus();
-      } else {
-        this.setEditorContent(this.currentTemplate, { skipFocus: false });
-      }
-      return;
+  setInputValueToTemplateContent() {
+    // `this.setEditorContent` sets the value of the description input field
+    // to the content of the template selected.
+    if (this.titleInput.val() === '') {
+      // If the title has not yet been set, focus the title input and
+      // skip focusing the description input by setting `true` as the
+      // `skipFocus` option to `setEditorContent`.
+      this.setEditorContent(this.currentTemplate, { skipFocus: true });
+      this.titleInput.focus();
+    } else {
+      this.setEditorContent(this.currentTemplate, { skipFocus: false });
     }
+    return;
   }
-
-  global.IssuableTemplateSelector = IssuableTemplateSelector;
-})(window.gl || (window.gl = {}));
+}

app/assets/javascripts/templates/issuable_template_selectors.js

-/* eslint-disable no-new, comma-dangle, class-methods-use-this, no-param-reassign */
+/* eslint-disable no-new, class-methods-use-this */
+import IssuableTemplateSelector from './issuable_template_selector';
 
-((global) => {
-  class IssuableTemplateSelectors {
-    constructor({ $dropdowns, editor } = {}) {
-      this.$dropdowns = $dropdowns || $('.js-issuable-selector');
-      this.editor = editor || this.initEditor();
+export default class IssuableTemplateSelectors {
+  constructor({ $dropdowns, editor } = {}) {
+    this.$dropdowns = $dropdowns || $('.js-issuable-selector');
+    this.editor = editor || this.initEditor();
 
-      this.$dropdowns.each((i, dropdown) => {
-        const $dropdown = $(dropdown);
-        new gl.IssuableTemplateSelector({
-          pattern: /(\.md)/,
-          data: $dropdown.data('data'),
-          wrapper: $dropdown.closest('.js-issuable-selector-wrap'),
-          dropdown: $dropdown,
-          editor: this.editor
-        });
+    this.$dropdowns.each((i, dropdown) => {
+      const $dropdown = $(dropdown);
+      new IssuableTemplateSelector({
+        pattern: /(\.md)/,
+        data: $dropdown.data('data'),
+        wrapper: $dropdown.closest('.js-issuable-selector-wrap'),
+        dropdown: $dropdown,
+        editor: this.editor,
       });
-    }
-
-    initEditor() {
-      const editor = $('.markdown-area');
-      // Proxy ace-editor's .setValue to jQuery's .val
-      editor.setValue = editor.val;
-      editor.getValue = editor.val;
-      return editor;
-    }
+    });
   }
 
-  global.IssuableTemplateSelectors = IssuableTemplateSelectors;
-})(window.gl || (window.gl = {}));
+  initEditor() {
+    const editor = $('.markdown-area');
+    // Proxy ace-editor's .setValue to jQuery's .val
+    editor.setValue = editor.val;
+    editor.getValue = editor.val;
+    return editor;
+  }
+}

changelogs/unreleased/38869-templates.yml

+---
+title: Remove template selector from global namespace
+merge_request:
+author:
+type: performance

spec/javascripts/image_diff/helpers/utils_helper_spec.js

@@ -157,27 +157,19 @@ describe('utilsHelper', () => {
     beforeEach(() => {
       window.gl = window.gl || (window.gl = {});
       glCache = window.gl;
-      window.gl.ImageFile = () => {};
       fileEl = document.createElement('div');
       fileEl.innerHTML = `
         <div class="diff-file"></div>
       `;
 
-      spyOn(ImageDiff.prototype, 'init').and.callFake(() => {});
       spyOn(ReplacedImageDiff.prototype, 'init').and.callFake(() => {});
+      spyOn(ImageDiff.prototype, 'init').and.callFake(() => {});
     });
 
     afterEach(() => {
       window.gl = glCache;
     });
 
-    it('should initialize gl.ImageFile', () => {
-      spyOn(window.gl, 'ImageFile');
-
-      utilsHelper.initImageDiff(fileEl, false, false);
-      expect(gl.ImageFile).toHaveBeenCalled();
-    });
-
     it('should initialize ImageDiff if js-single-image', () => {
       const diffFileEl = fileEl.querySelector('.diff-file');
       diffFileEl.innerHTML = `

spec/javascripts/issue_show/components/form_spec.js

@@ -34,7 +34,6 @@ describe('Inline edit form component', () => {
   });
 
   it('renders template selector when templates exists', (done) => {
-    spyOn(gl, 'IssuableTemplateSelectors');
     vm.issuableTemplates = ['test'];
 
     Vue.nextTick(() => {