JSFiddle - React, Tailwind, and code Playground

JavaScript

function ajax_response(response) {
   var deferred = $.Deferred().resolve(response);
   return deferred.promise();
 }
 $(function() {

   $.ajax = ajax_response([1, 2, 3]);
   $.ajax('GET', 'some/url/i/fancy').done(function(data) {
     console.log(data); // [1, 2, 3]
   });
 });