homework-js/react/node_modules/workbox-precaching/precache.js

/*
  Copyright 2019 Google LLC

  Use of this source code is governed by an MIT-style
  license that can be found in the LICENSE file or at
  https://opensource.org/licenses/MIT.
*/
import { logger } from 'workbox-core/_private/logger.js';
import { getOrCreatePrecacheController } from './utils/getOrCreatePrecacheController.js';
import { precachePlugins } from './utils/precachePlugins.js';
import './_version.js';
const installListener = (event) => {
    const precacheController = getOrCreatePrecacheController();
    const plugins = precachePlugins.get();
    event.waitUntil(precacheController.install({ event, plugins })
        .catch((error) => {
        if (process.env.NODE_ENV !== 'production') {
            logger.error(`Service worker installation failed. It will ` +
                `be retried automatically during the next navigation.`);
        }
        // Re-throw the error to ensure installation fails.
        throw error;
    }));
};
const activateListener = (event) => {
    const precacheController = getOrCreatePrecacheController();
    event.waitUntil(precacheController.activate());
};
/**
 * Adds items to the precache list, removing any duplicates and
 * stores the files in the
 * ["precache cache"]{@link module:workbox-core.cacheNames} when the service
 * worker installs.
 *
 * This method can be called multiple times.
 *
 * Please note: This method **will not** serve any of the cached files for you.
 * It only precaches files. To respond to a network request you call
 * [addRoute()]{@link module:workbox-precaching.addRoute}.
 *
 * If you have a single array of files to precache, you can just call
 * [precacheAndRoute()]{@link module:workbox-precaching.precacheAndRoute}.
 *
 * @param {Array<Object|string>} [entries=[]] Array of entries to precache.
 *
 * @memberof module:workbox-precaching
 */
function precache(entries) {
    const precacheController = getOrCreatePrecacheController();
    precacheController.addToCacheList(entries);
    if (entries.length > 0) {
        // NOTE: these listeners will only be added once (even if the `precache()`
        // method is called multiple times) because event listeners are implemented
        // as a set, where each listener must be unique.
        // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705
        self.addEventListener('install', installListener);
        self.addEventListener('activate', activateListener);
    }
}
export { precache };