50bluebird_basic.js evaluate

..:: Source code - 50bluebird_basic.js ::..

/**
 * basic usage of bluebird
 */

var Promise = require("bluebird");

//defining an async function
var cl = function () {
  setTimeout(function () {
    console.log('Write something');
  }, 2500);
};

//promisifing a function (attaching then() method)
var clAsync = Promise.promisifyAll(cl);

console.log(JSON.stringify(clAsync, null, 2));

//executing promisified function clAsync() and adding new callback with then method
clAsync()
  .then(function () {
    console.log('Write again');
  })
  .catch(function (e) {
    console.error(e.stack);
  });

..:: NodeJS Console - 50bluebird_basic.js ::..

$ node 50bluebird_basic.js

$ps -aux | grep node (list all node processes)
sasa        1197  1.4  0.6 1325404 99784 ?       Ssl  Oct18 245:06 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1211  9.1  0.6 11710212 114536 ?     Ssl  Oct18 1543:11 node /home/sasa/dex8/dex8-api/starter.js
sasa        1218  0.4  0.5 11800816 85152 ?      Ssl  Oct18  74:00 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1219  0.7  0.6 11822924 108120 ?     Ssl  Oct18 130:04 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1232  0.4  0.5 11806140 90588 ?      Ssl  Oct18  74:51 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1248  0.6  0.5 1332664 84564 ?       Ssl  Oct18 107:27 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1274  0.3  0.4 1300180 66908 ?       Ssl  Oct18  52:36 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1277  0.3  0.3 1298116 64628 ?       Ssl  Oct18  51:33 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1335  0.4  0.7 11849952 127016 ?     Ssl  Oct18  75:06 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1337  0.6  0.7 1163436 117052 ?      Ssl  Oct18 110:22 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1385  3.1  2.8 12160584 469356 ?     Ssl  Oct18 525:22 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1387  0.3  0.5 11797312 82408 ?      Ssl  Oct18  55:52 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1457  0.3  0.3 1099360 63660 ?       Ssl  Oct18  52:42 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1458  0.3  0.4 22278572 78708 ?      Ssl  Oct18  53:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1514  0.3  0.3 1099492 63156 ?       Ssl  Oct18  52:28 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1515  0.3  0.3 1099364 63952 ?       Ssl  Oct18  52:24 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1593  0.3  0.3 1099360 64188 ?       Ssl  Oct18  52:39 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1595  0.3  0.3 1099104 63508 ?       Ssl  Oct18  52:31 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1660  0.3  0.3 1099248 63388 ?       Ssl  Oct18  52:22 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1661  0.3  0.3 1099360 63336 ?       Ssl  Oct18  52:26 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1732  0.3  0.3 1099104 63264 ?       Ssl  Oct18  52:26 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1734  0.3  0.3 1099360 63960 ?       Ssl  Oct18  52:16 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1792  0.4  0.5 11798648 85060 ?      Ssl  Oct18  75:44 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa      367378  0.6  0.5 1330404 83584 ?       Ssl  Oct21  75:29 node /home/sasa/miko/miko-hr/api/starter.js
sasa      367471  1.1  1.2 11911496 212424 ?     Ssl  Oct21 136:53 node /home/sasa/miko/miko-hr/server/index.js
www-data 1313508  0.0  0.0   2608   524 ?        S    05:19   0:00 sh -c ps -aux | grep node
www-data 1313510  0.0  0.0   3304   720 ?        R    05:19   0:00 grep node

Test JS script file

..:: Source code - 50bluebird_basic.js ::..

..:: NodeJS Console - 50bluebird_basic.js ::..