..:: Source code - 51bluebird_fs.js ::..

/**
 * basic usage of bluebird
 */

var Promise = require("bluebird");

var fs = Promise.promisifyAll(require("fs"));

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


fs.readFileAsync("../testfiles/readMe.txt", "utf8")

  .then(function (fileContent) {
    console.log(fileContent);

    return fs.readFileAsync("badFile.txt", "utf8")
      .then(function () {
        console.log('Second file is tried to read.');
      });
  })

  .then(function () {
    console.log('Finished!!!');
  })

  .catch(function (e) {
    console.error(e.stack);
  });

..:: NodeJS Console - 51bluebird_fs.js ::..

$ps -aux | grep node (list all node processes)
sasa         831  0.4  0.4 1301172 72048 ?       Ssl  Jun15   8:04 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa         843  0.4  0.6 11696520 101444 ?     Ssl  Jun15   7:23 node /home/sasa/dex8/dex8-api/starter.js
sasa         858  0.3  0.3 1033488 61992 ?       Ssl  Jun15   5:52 node /home/sasa/regoch/regoch-www/server
sasa         867  0.3  0.3 1292724 59152 ?       Ssl  Jun15   5:44 node /home/sasa/dex8/dex8-panel/server/index.js
sasa         886  0.8  0.5 11809852 91652 ?      Ssl  Jun15  13:26 node /home/sasa/dex8/dex8-www/server/index.js
sasa         888  0.3  0.4 11790104 74460 ?      Ssl  Jun15   6:12 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa         904  0.6  0.4 1329612 81964 ?       Ssl  Jun15  10:30 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa         910  0.3  0.3 1295860 63956 ?       Ssl  Jun15   5:46 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa         969  0.3  0.3 1160132 56552 ?       Ssl  Jun15   5:41 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa         970  0.4  0.5 11798064 85632 ?      Ssl  Jun15   8:06 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1010  0.4  0.5 1138968 92164 ?       Ssl  Jun15   7:24 node /home/sasa/voovuu/voovuu-api/starter.js
sasa        1016  0.6  0.6 11813896 107176 ?     Ssl  Jun15  10:31 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1086  0.3  0.4 11662048 75628 ?      Ssl  Jun15   6:06 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1089  0.3  0.4 1100636 65772 ?       Ssl  Jun15   5:57 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1159  0.3  0.3 1100640 65584 ?       Ssl  Jun15   5:55 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1160  0.3  0.3 1100636 65040 ?       Ssl  Jun15   5:55 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1241  0.3  0.3 1101976 64056 ?       Ssl  Jun15   5:53 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1242  0.3  0.4 22279100 78396 ?      Ssl  Jun15   6:10 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1323  0.3  0.3 1100636 65188 ?       Ssl  Jun15   5:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1324  0.3  0.3 1100640 64736 ?       Ssl  Jun15   5:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1398  0.3  0.3 1100640 64712 ?       Ssl  Jun15   5:53 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1400  0.3  0.3 1100636 65412 ?       Ssl  Jun15   5:56 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1465  0.3  0.3 1100640 64840 ?       Ssl  Jun15   5:52 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1475  0.3  0.6 11811108 106152 ?     Ssl  Jun15   6:31 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
www-data   83229  0.0  0.0   2608   536 ?        S    06:43   0:00 sh -c ps -aux | grep node
www-data   83231  0.0  0.0   3304   732 ?        S    06:43   0:00 grep node