example.js

var chokidar = require('chokidar');

var watcher = chokidar.watch('/home/suraj/Development/dummy-project-folder/', {
  ignored: /(^|[\/\\])\../,
  persistent: true
});

// Something to use when events are received.
var log = console.log.bind(console);
// Add event listeners.
watcher
  .on('add', path => log(`File ${path} has been added`))
  .on('change', path => log(`File ${path} has been changed`))
  .on('unlink', path => log(`File ${path} has been removed`));

// More possible events.
watcher
  .on('addDir', path => log(`Directory ${path} has been added`))
  .on('unlinkDir', path => log(`Directory ${path} has been removed`))
  .on('error', error => log(`Watcher error: ${error}`))
  .on('ready', () => log('Initial scan complete. Ready for changes'))