[페어] beesbeesbees

super, extends이용하기 ★★★

---

Grub.js

class Grub {
  constructor(){
    this.age= 0;
    this.color= 'pink';
    this.food= 'jelly';
  }
  eat(){
    return 'Mmmmmmmmm jelly' ;
  }
}

module.exports = Grub;

---

bee.js

const Grub = require('./Grub');

class Bee extends Grub{
  constructor(){ //Grub에 food랑 eat있어서 따로 안써도된다.
    super();
    this.age= 5;
    this.color= 'yellow';
    this.job= `Keep on growing`;
  }
}
module.exports = Bee;

---

HoneyMakerBee.js

const Bee = require('./Bee');

class HoneyMakerBee extends Bee{
 constructor(){
  super();
  this.age= 10;
  this.job= `make honey`;
  this.honeyPot= 0;
 }
 makeHoney(){
  this.honeyPot++;
 }
 giveHoney(){
  this.honeyPot--;
 }
}
module.exports = HoneyMakerBee;

---

ForagerBee.js

const Bee = require('./Bee');

class ForagerBee extends Bee{
  constructor(){
    super();
    this.age= 10;
    this.job= `find pollen`;
    this.canFly= true;
    this.treasureChest= [];
  }
  forage(treasure){
    this.treasureChest.push(treasure);
  }
}
module.exports = ForagerBee;