Resolve "Remove IIFEs from new_branch_form.js"

app/assets/javascripts/new_branch_form.js

@@ -72,16 +72,14 @@ export default class NewBranchForm {
       });
       return `${restriction.prefix} ${formatted.join(restriction.conjunction)}`;
     };
-    const validator = (function(_this) {
-      return function(errors, restriction) {
-        const matched = _this.name.val().match(restriction.pattern);
+    const validator = (errors, restriction) => {
+      const matched = this.name.val().match(restriction.pattern);
       if (matched) {
         return errors.concat(formatter(matched.reduce(unique, []), restriction));
       } else {
         return errors;
       }
     };
-    })(this);
     const errors = this.restrictions.reduce(validator, []);
     if (errors.length > 0) {
       const errorMessage = $('<span/>').text(errors.join(', '));

changelogs/unreleased/34610-Remove-IIFEs-from-new_branch_form-js.yml

+---
+title: Remove IIFEs from new_branch_form.js
+merge_request: 20009
+author: minghuan lei
+type: other