JSFiddle - React, Tailwind, and code Playground

HTML

<script src="bluebird.js"></script>
<div id="output"></div>

JavaScript

//plain javascript 

var step1 = function() {
  console.log("This is step 1, args=", arguments);
  return "ret 1";
};
var step2 = function() {
  console.log("This is step 2, args=", arguments);
  return "ret 2";
};

var step3 = function() {
  console.log("This is step 3, args=", arguments);
  return "ret 3";
};


Promise.resolve()
step1.then(function() {
  console.log("test1")

})step2.then(function() {
  console.log("test2")

}).then(step3)