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"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = messageParent;
function _worker_threads() {
  const data = require("worker_threads");
  _worker_threads = function () {
    return data;
  };
  return data;
}
var _types = require("../types");
/**
 * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

function messageParent(message, parentProcess = process) {
  if (!_worker_threads().isMainThread && _worker_threads().parentPort != null) {
    _worker_threads().parentPort.postMessage([_types.PARENT_MESSAGE_CUSTOM, message]);
  } else if (typeof parentProcess.send === 'function') {
    parentProcess.send([_types.PARENT_MESSAGE_CUSTOM, message]);
  } else {
    throw new Error('"messageParent" can only be used inside a worker');
  }
}