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        1194  0.5  0.4 1303620 81708 ?       Ssl  Oct24 451:18 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1200  1.0  0.8 11724800 142112 ?     Ssl  Oct24 815:13 node /home/sasa/dex8/dex8-api/starter.js
sasa        1208  0.4  0.4 1305000 73424 ?       Ssl  Oct24 325:25 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  1.0  0.7 11832992 114904 ?     Ssl  Oct24 773:44 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.6  0.6 11811340 99060 ?      Ssl  Oct24 512:05 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1255  0.9  0.5 1330860 84588 ?       Ssl  Oct24 691:48 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1257  0.4  0.4 1301448 69944 ?       Ssl  Oct24 331:00 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.4  0.4 1297580 66184 ?       Ssl  Oct24 325:18 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  3.7  3.3 12228776 541148 ?     Ssl  Oct24 2884:49 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1449  0.4  0.3 1232104 64732 ?       Ssl  Oct24 342:05 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1528  2.0  2.6 33101588 429744 ?     Ssl  Oct24 1551:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1529  0.4  0.3 1100900 64560 ?       Ssl  Oct24 341:14 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1606  0.4  0.3 1101156 64992 ?       Ssl  Oct24 342:26 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.4  0.3 1101156 65020 ?       Ssl  Oct24 341:19 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1705  0.4  0.4 1101928 66032 ?       Ssl  Oct24 340:56 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1706  0.4  0.3 1101156 65104 ?       Ssl  Oct24 340:21 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1805  0.4  0.4 1167968 67440 ?       Ssl  Oct24 341:25 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1807  0.4  0.3 1100128 64156 ?       Ssl  Oct24 333:26 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1885  0.4  0.3 1100136 64324 ?       Ssl  Oct24 335:08 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1886  2.4  1.0 11867400 170936 ?     Ssl  Oct24 1843:40 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa     2628167  1.0  0.8 1175752 131928 ?      Ssl  Nov04 612:30 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.7  0.5 11801336 90056 ?      Ssl  Nov06 449:35 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11798920 83028 ?      Ssl  Nov06 304:13 node /home/sasa/@mikosoft/dodo-examples/server/index.js
www-data 3915921  0.0  0.0   2608   524 ?        S    12:03   0:00 sh -c ps -aux | grep node
www-data 3915923  0.0  0.0   3304   708 ?        S    12:03   0:00 grep node

Test JS script file

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

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