dedupe form

app/assets/javascripts/pages/projects/issues/edit/index.js

-/* eslint-disable no-new */
-import GLForm from '~/gl_form';
-import IssuableForm from '~/issuable_form';
-import LabelsSelect from '~/labels_select';
-import MilestoneSelect from '~/milestone_select';
-import ShortcutsNavigation from '~/shortcuts_navigation';
-import IssuableTemplateSelectors from '~/templates/issuable_template_selectors';
-import WeightSelect from 'ee/weight_select';
+import initForm from '../form';
 
 export default () => {
-  new ShortcutsNavigation();
-  new GLForm($('.issue-form'), true);
-  new IssuableForm($('.issue-form'));
-  new LabelsSelect();
-  new MilestoneSelect();
-  new IssuableTemplateSelectors();
-  new WeightSelect();
+  initForm();
 };

app/assets/javascripts/pages/projects/issues/form.js

+/* eslint-disable no-new */
+import GLForm from '~/gl_form';
+import IssuableForm from '~/issuable_form';
+import LabelsSelect from '~/labels_select';
+import MilestoneSelect from '~/milestone_select';
+import ShortcutsNavigation from '~/shortcuts_navigation';
+import IssuableTemplateSelectors from '~/templates/issuable_template_selectors';
+import WeightSelect from 'ee/weight_select';
+
+export default () => {
+  new ShortcutsNavigation();
+  new GLForm($('.issue-form'), true);
+  new IssuableForm($('.issue-form'));
+  new LabelsSelect();
+  new MilestoneSelect();
+  new IssuableTemplateSelectors();
+  new WeightSelect();
+};

app/assets/javascripts/pages/projects/issues/new/index.js

-/* eslint-disable no-new */
-import GLForm from '~/gl_form';
-import IssuableForm from '~/issuable_form';
-import LabelsSelect from '~/labels_select';
-import MilestoneSelect from '~/milestone_select';
-import ShortcutsNavigation from '~/shortcuts_navigation';
-import IssuableTemplateSelectors from '~/templates/issuable_template_selectors';
-import WeightSelect from 'ee/weight_select';
+import initForm from '../form';
 
 export default () => {
-  new ShortcutsNavigation();
-  new GLForm($('.issue-form'), true);
-  new IssuableForm($('.issue-form'));
-  new LabelsSelect();
-  new MilestoneSelect();
-  new IssuableTemplateSelectors();
-  new WeightSelect();
+  initForm();
 };