hexo/node_modules/workbox-precaching/cleanupOutdatedCaches.js

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2023-09-25 15:58:56 +08:00
/*
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 { cacheNames } from 'workbox-core/_private/cacheNames.js';
import { logger } from 'workbox-core/_private/logger.js';
import { deleteOutdatedCaches } from './utils/deleteOutdatedCaches.js';
import './_version.js';
/**
* Adds an `activate` event listener which will clean up incompatible
* precaches that were created by older versions of Workbox.
*
* @memberof workbox-precaching
*/
function cleanupOutdatedCaches() {
// See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705
self.addEventListener('activate', ((event) => {
const cacheName = cacheNames.getPrecacheName();
event.waitUntil(deleteOutdatedCaches(cacheName).then((cachesDeleted) => {
if (process.env.NODE_ENV !== 'production') {
if (cachesDeleted.length > 0) {
logger.log(`The following out-of-date precaches were cleaned up ` +
`automatically:`, cachesDeleted);
}
}
}));
}));
}
export { cleanupOutdatedCaches };