class.js

Class.Monster = function(){
  private.health;
  public.attack = 300;
  constructor = function(value){
    health = value;
  };
  public.isAlive = function(){
    return health > 0;
  };
  damaged = function(value){
    health -= value;
    if (health > 0){
      return false;
    }else{
      revive();
      return true;
    }
  };
  private.revive = function(){
    health = 500;
    console.log('Monster Revived!');
  };
  attack = function(target) {
    console.log('The monster attacks ' + target);
  }
};