ES6 Auto Bind !!

_autobind.es6

/*bind your all method autometically in your class*/
/*Author: Md. Rakibulalam , <[email protected]> (http://rakibulalam.info)*/
/*
  constructor(){
    this._autobind();
  }
*/
_autobind(){
      Reflect.ownKeys(Reflect.getPrototypeOf(this)).forEach((m)=>{
            if(typeof this[m]==='function' && (m!=='_autobind' || m!=='constructor'))
            {
              this[m]=this[m].bind(this)
            }

        });
  }
  
  /*enjoy!! your code*/

/*ES5*/

'use strict';

_autobind = function _autobind(_obj) {
      Reflect.ownKeys(Reflect.getPrototypeOf(_obj)).forEach(function (m) {
            if (typeof _obj[m] === 'function' && (m !== '_autobind' || m !== 'constructor')) {
                  _obj[m] = _obj[m].bind(_obj);
            }
      });
};