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  1.6  0.6 1325404 99492 ?       Ssl  Oct18 206:33 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1211 10.7  0.6 11708472 113096 ?     Ssl  Oct18 1345:45 node /home/sasa/dex8/dex8-api/starter.js
sasa        1218  0.4  0.5 11800816 84652 ?      Ssl  Oct18  54:35 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1219  0.7  0.6 11816744 102620 ?     Ssl  Oct18  93:30 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1232  0.4  0.5 11803932 90684 ?      Ssl  Oct18  54:04 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1248  0.6  0.5 1332152 84372 ?       Ssl  Oct18  79:13 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1274  0.3  0.4 1302324 67764 ?       Ssl  Oct18  39:05 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1277  0.3  0.3 1297888 64772 ?       Ssl  Oct18  38:16 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1335  0.4  0.7 11847392 124172 ?     Ssl  Oct18  55:06 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1337  0.6  0.6 1159612 113672 ?      Ssl  Oct18  80:33 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1385  2.8  2.6 12141896 441892 ?     Ssl  Oct18 360:09 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1387  0.3  0.4 11797312 81596 ?      Ssl  Oct18  41:11 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1457  0.3  0.3 1099104 63372 ?       Ssl  Oct18  39:08 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1458  0.3  0.4 22278572 79000 ?      Ssl  Oct18  39:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1514  0.3  0.3 1099492 63908 ?       Ssl  Oct18  38:56 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1515  0.3  0.3 1099364 64108 ?       Ssl  Oct18  38:56 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1593  0.3  0.3 1099616 64076 ?       Ssl  Oct18  39:05 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1595  0.3  0.3 1099104 63248 ?       Ssl  Oct18  39:00 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1660  0.3  0.3 1099248 63528 ?       Ssl  Oct18  38:53 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1661  0.3  0.3 1099360 63840 ?       Ssl  Oct18  38:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1732  0.3  0.3 1099360 63148 ?       Ssl  Oct18  38:55 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1734  0.3  0.3 1099360 63788 ?       Ssl  Oct18  38:50 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1792  0.4  0.5 11810936 92112 ?      Ssl  Oct18  56:00 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa      367378  0.5  0.5 1335240 82836 ?       Ssl  Oct21  46:22 node /home/sasa/miko/miko-hr/api/starter.js
sasa      367471  1.0  1.1 11910984 182132 ?     Ssl  Oct21  85:09 node /home/sasa/miko/miko-hr/server/index.js
www-data  995089  0.0  0.0   2608   596 ?        S    04:31   0:00 sh -c ps -aux | grep node
www-data  995091  0.0  0.0   3304   712 ?        S    04:31   0:00 grep node

Test JS script file

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

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