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 1303844 81736 ?       Ssl  Oct24 264:12 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1200  0.9  0.8 11722608 138900 ?     Ssl  Oct24 462:30 node /home/sasa/dex8/dex8-api/starter.js
sasa        1207  0.4  0.4 1303628 72016 ?       Ssl  Oct24 216:30 node /home/sasa/regoch/regoch-www/server
sasa        1208  0.3  0.4 1304912 73428 ?       Ssl  Oct24 189:15 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  0.9  0.5 11801636 93772 ?      Ssl  Oct24 457:24 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.5  0.5 11812620 96740 ?      Ssl  Oct24 289:35 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1255  0.7  0.5 1330860 84468 ?       Rsl  Oct24 386:49 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1257  0.3  0.4 1300548 69408 ?       Ssl  Oct24 192:17 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.4 1297724 67444 ?       Ssl  Oct24 189:40 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  3.2  2.7 12145524 453224 ?     Ssl  Oct24 1616:26 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1449  0.3  0.3 1166824 65504 ?       Ssl  Oct24 198:49 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1528  1.7  2.7 33104136 442932 ?     Ssl  Oct24 877:21 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1529  0.3  0.3 1100388 64684 ?       Ssl  Oct24 198:39 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1606  0.3  0.3 1100644 64672 ?       Ssl  Oct24 198:41 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.3  0.3 1100900 64908 ?       Ssl  Oct24 198:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1705  0.3  0.4 1101416 65876 ?       Ssl  Oct24 198:02 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1706  0.3  0.3 1101156 65380 ?       Ssl  Oct24 198:01 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1805  0.3  0.4 1167456 66232 ?       Ssl  Oct24 198:12 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1807  0.3  0.3 1099872 63408 ?       Ssl  Oct24 194:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1885  0.3  0.3 1100136 63556 ?       Ssl  Oct24 195:30 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1886  1.6  0.9 11860048 163576 ?     Ssl  Oct24 829:37 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa     2628167  0.8  0.7 1169656 125488 ?      Ssl  Nov04 288:54 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.6  0.6 11824332 99280 ?      Ssl  Nov06 203:56 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.4  0.5 11798408 83108 ?      Ssl  Nov06 133:11 node /home/sasa/@mikosoft/dodo-examples/server/index.js
www-data 3419133  0.0  0.0   2608   596 ?        S    11:35   0:00 sh -c ps -aux | grep node
www-data 3419135  0.0  0.0   3304   712 ?        S    11:35   0:00 grep node

Test JS script file

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

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