51bluebird_fs.js evaluate

..:: 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 ::..

$ node 51bluebird_fs.js

$ps -aux | grep node (list all node processes)
sasa        1194  0.5  0.4 1303644 80436 ?       Ssl  Oct24  83:57 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1200  0.9  0.8 11720688 136228 ?     Ssl  Oct24 151:19 node /home/sasa/dex8/dex8-api/starter.js
sasa        1207  0.4  0.4 1303224 70788 ?       Ssl  Oct24  64:15 node /home/sasa/regoch/regoch-www/server
sasa        1208  0.3  0.4 1304656 72004 ?       Ssl  Oct24  60:28 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  0.8  0.7 11860332 122792 ?     Ssl  Oct24 133:40 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.5  0.5 11810828 96520 ?      Ssl  Oct24  87:17 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1255  0.7  0.5 1329104 82216 ?       Ssl  Oct24 115:40 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa        1257  0.3  0.4 1300292 67580 ?       Ssl  Oct24  61:17 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.3 1297168 63596 ?       Ssl  Oct24  60:17 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1292  0.5  0.5 11816964 92972 ?      Ssl  Oct24  92:48 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa        1363  2.6  2.7 12165700 449000 ?     Ssl  Oct24 416:35 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1441  0.4  0.4 11793928 77616 ?      Ssl  Oct24  65:09 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa        1449  0.4  0.3 1165544 63536 ?       Ssl  Oct24  63:18 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1528  1.9  2.5 22601868 420788 ?     Ssl  Oct24 299:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1529  0.4  0.4 1102948 67056 ?       Ssl  Oct24  63:03 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1606  0.4  0.4 1102948 66748 ?       Ssl  Oct24  63:26 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1607  0.4  0.4 1102948 67228 ?       Ssl  Oct24  63:08 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1705  0.4  0.4 1102952 67268 ?       Ssl  Oct24  62:59 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1706  0.4  0.4 1102948 66844 ?       Ssl  Oct24  63:02 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1805  0.4  0.4 1102944 66996 ?       Ssl  Oct24  63:05 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1807  0.3  0.3 1100128 63832 ?       Ssl  Oct24  61:57 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1885  0.3  0.3 1098856 63796 ?       Ssl  Oct24  62:04 node /home/sasa/dex8/dex8-worker/starter.js
sasa        1886  1.0  0.7 11820640 119016 ?     Ssl  Oct24 171:19 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa     1969266  1.0  0.6 1156244 109536 ?      Ssl  Nov01  43:07 node /home/sasa/voovuu/voovuu-api/starter.js
www-data 2592632  0.0  0.0   2608   600 ?        S    12:09   0:00 sh -c ps -aux | grep node
www-data 2592634  0.0  0.0   3304   644 ?        R    12:09   0:00 grep node

Test JS script file

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

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