schedule.js

const schedule = (fileName) => {
  const worker = new Worker(fileName);
  return data => new Promise((resolve) => {
      worker.addEventListener("message", function message (e) {
        worker.removeEventListener("message", message);
        return resolve(e.data);
      });
      worker.postMessage(data);
    });
};

export default schedule;

A simple way to schedule actions and get promised reactions with js worker.

Usage:

import schedule from "schedule";

const action = schedule("filename.js");
const reaction = await action("data sended");
console.log(reaction);