Forked worker to continuously process information in node.js

work_dist_worker.js

const self = { id: 0 };

let work_loop = () => {
  // some work here! :D
};

function sendPayload(payload) {
  process.send(payload);
}

function sendError(err) {
  sendPayload({
    type: 'error',
    obj: {
      errcode: -1,
      errmsg: err
    }
  });
}

function acknowledgePayload(payload) {
  sendPayload({ type: 'meta.acknowledged', obj: { id: payload.id } });
}

function receivePayload(payload) {
  switch (payload.type) {
    case 'id.set':
      self.id = payload.obj.id;
      var work_loop_interval = setInterval(work_loop, 1000);
      break;
  }
  acknowledgePayload(payload);
}

process.on('message', receivePayload);