Abstract factory in ES6

abstract-factory-es6.js

class PorscheCar {  
  constructor(params) {
    this.engine = params.engine;
    this.tyreModel = params.tyreModel;
    this.gears = params.gears;
  }
}

class PorscheCarFactory {  
  createCar(params) {
     return new PorscheCar(params);
  }
}

class FerrariCar {  
  constructor(params) {
    this.engine = params.engine;
    this.tyreModel = params.tyreModel;
    this.gears = params.gears;
    this.turbo = params.turbo;
  }
}

class FerrariCarFactory {  
  createCar(params) {
     return new FerrariCar(params);
  }
}

class CarFactoryImpl {
  constructor() {
    this.porscheCar = new PorscheCarFactory();
    this.ferrariCar = new FerrariCarFactory();
  }

  getPorsche() {
    return this.porscheCar;
  }
  
  getFerrari() {
    return this.ferrariCar;
  }
}

const fact = new CarFactoryImpl();
let params = { engine: "raw", tyreModel: "basic", gears: null };

const concretePorsche = fact.getPorsche().createCar(params);
console.log(concretePorsche.engine);
  
params = { engine: "rawraw", tyreModel: "basic", gears: null, turbo: true };
const concreteFerrari = fact.getFerrari().createCar(params);
console.log(concreteFerrari.turbo);