04. Cars

function result(commands) {
  const cars = new Map();
  const carManager = (() => ({
    create([name,, parent]) {
      const car = Object.create(parent ? cars.get(parent) : null);
      cars.set(name, car);
    },
    set([name, key, value]) {
      const car = cars.get(name);
      car[key] = value;
    },
    print([name]) {
      const car = cars.get(name);
      const props = [];
      for (const prop in car) {
        props.push(`${prop}:${car[prop]}`);
      }
      console.log(props.join(', '));
    },
  }))();

  commands.forEach((command) => {
    const commandParameters = command.split(' ');
    const action = commandParameters.shift();
    carManager[action](commandParameters);
  });

  return carManager;
}