Function square_sum

ch6-thread-pool/worker.js:10–14

(max)

const commands = {
  async square_sum(max) {
    await new Promise((res) => setTimeout(res, 100));
    let sum = 0; for (let i = 0; i < max; i++) sum += Math.sqrt(i);
    return sum;
  }
};

parentPort.on('message', asyncOnMessageWrap(async ({ method, params, id }) => ({