const message = e.data;

  // console.log(`[From main]: ${message}`);

  for (let i = 0; i < this.ants.length; i++)

    this.ants[i].update(this.nodes);

  const reply = setTimeout(() => postMessage(this.ants), 100);

  // if (message == "CLOSE") {

  //   console.log("over");

  //   close();

  // } else {

  //   const reply = setTimeout(() => postMessage("teest"), 1000);

  // }

};

​