cacheOkAndOpaquePlugin.js 677 Bytes
/*
  Copyright 2018 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 '../_version.js';
export const cacheOkAndOpaquePlugin = {
    /**
     * Returns a valid response (to allow caching) if the status is 200 (OK) or
     * 0 (opaque).
     *
     * @param {Object} options
     * @param {Response} options.response
     * @return {Response|null}
     *
     * @private
     */
    cacheWillUpdate: async ({ response }) => {
        if (response.status === 200 || response.status === 0) {
            return response;
        }
        return null;
    },
};