text: 'use strict';
  
  var promise = require ('../promise-creators/promise-q');
  
  var outputPromise = promise.getUsername()
  .then(function (username) {
    return promise.getUser(username);
  })
  .then(function (user) {
    return promise.getAge(user);
  })
  .then(function (age) {
    console.log(age);
  });
  
  
  