worker_options.js

/* Copyright 2018 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @typedef {Object} GlobalWorkerOptionsType
 * @property {Worker | null} workerPort - Defines global port for worker
 *   process. Overrides the `workerSrc` option.
 * @property {string} workerSrc - A string containing the path and filename
 *   of the worker file.
 *
 *   NOTE: The `workerSrc` option should always be set, in order to prevent any
 *         issues when using the PDF.js library.
 */

/** @type {GlobalWorkerOptionsType} */
const GlobalWorkerOptions = Object.create(null);

GlobalWorkerOptions.workerPort =
  GlobalWorkerOptions.workerPort === undefined
    ? null
    : GlobalWorkerOptions.workerPort;

GlobalWorkerOptions.workerSrc =
  GlobalWorkerOptions.workerSrc === undefined
    ? ""
    : GlobalWorkerOptions.workerSrc;

export { GlobalWorkerOptions };