cars.js

class Car {
  constructor(options) {
    this.title = options.title;
  }

  drive(){
    return 'vroom ' + this.title;
  }
}

class Uaz extends Car{
  constructor(options){
    super(options)
    this.color = options.color
  }

  honk(){
    return 'beep '+this.color
  }
}

const car = new Uaz({ color: 'green', title: 'uaz' })
car.honk();
car.drive();