gistify153101.js

var Service = require('./service');

var CreateAccount = Service.extend({

  procedure: [
    'persist',
    'sendEmail',
    'generateSomething'
  ],

  // defining resolve and reject arguments
  // wraps the function in a promise that you can
  // resolve (success) or reject (error);
  persist: function( resolve, reject ) {
    SomeSaveToDatabaseFunction();
    resolve();
  },

  sendEmail: function() {
    return emailSentTimestamp;
  },

  generateSomething: function( emailSentTimestamp ) {
    return somethingElse;
  }

});

new CreateAccount({firstName: 'Michael', lastName: 'Phillips'}).run()
  .then(successHandler)
  .fail(errorHandler);