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Diffstat (limited to 'dist/workbox-v3.2.0/workbox-broadcast-cache-update.dev.js')
| -rw-r--r-- | dist/workbox-v3.2.0/workbox-broadcast-cache-update.dev.js | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/dist/workbox-v3.2.0/workbox-broadcast-cache-update.dev.js b/dist/workbox-v3.2.0/workbox-broadcast-cache-update.dev.js deleted file mode 100644 index ae1fec1..0000000 --- a/dist/workbox-v3.2.0/workbox-broadcast-cache-update.dev.js +++ /dev/null @@ -1,395 +0,0 @@ -this.workbox = this.workbox || {}; -this.workbox.broadcastUpdate = (function (exports,WorkboxError_mjs,logger_mjs,assert_mjs) { -'use strict'; - -try { - self.workbox.v['workbox:broadcast-cache-update:3.2.0'] = 1; -} catch (e) {} // eslint-disable-line - -/* - Copyright 2016 Google Inc. All Rights Reserved. - 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. -*/ - -/** - * Given two `Response's`, compares several header values to see if they are - * the same or not. - * - * @param {Response} firstResponse - * @param {Response} secondResponse - * @param {Array<string>} headersToCheck - * @return {boolean} - * - * @memberof workbox.broadcastUpdate - * @private - */ -const responsesAreSame = (firstResponse, secondResponse, headersToCheck) => { - { - if (!(firstResponse instanceof Response && secondResponse instanceof Response)) { - throw new WorkboxError_mjs.WorkboxError('invalid-responses-are-same-args'); - } - } - - const atLeastOneHeaderAvailable = headersToCheck.some(header => { - return firstResponse.headers.has(header) && secondResponse.headers.has(header); - }); - - if (!atLeastOneHeaderAvailable) { - { - logger_mjs.logger.warn(`Unable to determine where the response has been updated ` + `because none of the headers that would be checked are present.`); - logger_mjs.logger.debug(`Attempting to compare the following: `, firstResponse, secondResponse, headersToCheck); - } - - // Just return true, indicating the that responses are the same, since we - // can't determine otherwise. - return true; - } - - return headersToCheck.every(header => { - const headerStateComparison = firstResponse.headers.has(header) === secondResponse.headers.has(header); - const headerValueComparison = firstResponse.headers.get(header) === secondResponse.headers.get(header); - - return headerStateComparison && headerValueComparison; - }); -}; - -/* - Copyright 2016 Google Inc. All Rights Reserved. - 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. -*/ - -var messageTypes = { - CACHE_UPDATED: 'CACHE_UPDATED' -}; - -/* - Copyright 2016 Google Inc. All Rights Reserved. - 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. -*/ - -/** - * You would not normally call this method directly; it's called automatically - * by an instance of the {@link BroadcastCacheUpdate} class. It's exposed here - * for the benefit of developers who would rather not use the full - * `BroadcastCacheUpdate` implementation. - * - * Calling this will dispatch a message on the provided - * {@link https://developers.google.com/web/updates/2016/09/broadcastchannel|Broadcast Channel} - * to notify interested subscribers about a change to a cached resource. - * - * The message that's posted has a formation inspired by the - * [Flux standard action](https://github.com/acdlite/flux-standard-action#introduction) - * format like so: - * - * ``` - * { - * type: 'CACHE_UPDATED', - * meta: 'workbox-broadcast-cache-update', - * payload: { - * cacheName: 'the-cache-name', - * updatedUrl: 'https://example.com/' - * } - * } - * ``` - * - * (Usage of [Flux](https://facebook.github.io/flux/) itself is not at - * all required.) - * - * @param {BroadcastChannel} channel The `BroadcastChannel` to use. - * @param {string} cacheName The name of the cache in which the updated - * `Response` was stored. - * @param {string} url The URL associated with the updated `Response`. - * @param {string} source A string identifying this library as the source - * of the update message. - * - * @memberof workbox.broadcastUpdate - */ -const broadcastUpdate = (channel, cacheName, url, source) => { - // There are browsers which support service workers but don't support the - // Broadcast Channel API. - // See https://github.com/GoogleChrome/workbox/issues/1304 - if (!('BroadcastChannel' in self && channel)) { - { - logger_mjs.logger.debug(`${url} was updated, but the Broadcast Channel API is not ` + `available in the current browser.`); - } - return; - } - - { - assert_mjs.assert.isInstance(channel, BroadcastChannel, { - moduleName: 'workbox-broadcast-cache-update', - className: '~', - funcName: 'broadcastUpdate', - paramName: 'channel' - }); - assert_mjs.assert.isType(cacheName, 'string', { - moduleName: 'workbox-broadcast-cache-update', - className: '~', - funcName: 'broadcastUpdate', - paramName: 'cacheName' - }); - assert_mjs.assert.isType(url, 'string', { - moduleName: 'workbox-broadcast-cache-update', - className: '~', - funcName: 'broadcastUpdate', - paramName: 'url' - }); - assert_mjs.assert.isType(source, 'string', { - moduleName: 'workbox-broadcast-cache-update', - className: '~', - funcName: 'broadcastUpdate', - paramName: 'source' - }); - } - - channel.postMessage({ - type: messageTypes.CACHE_UPDATED, - meta: source, - payload: { - cacheName: cacheName, - updatedUrl: url - } - }); -}; - -/* - Copyright 2016 Google Inc. All Rights Reserved. - 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. -*/ - -/** - * Uses the [Broadcast Channel API]{@link https://developers.google.com/web/updates/2016/09/broadcastchannel} - * to notify interested parties when a cached response has been updated. - * - * For efficiency's sake, the underlying response bodies are not compared; - * only specific response headers are checked. - * - * @memberof workbox.broadcastUpdate - */ -class BroadcastCacheUpdate { - /** - * Construct a BroadcastCacheUpdate instance with a specific `channelName` to - * broadcast messages on - * - * @param {string} channelName The name that will be used when creating - * the `BroadcastChannel`. - * @param {Object} options - * @param {Array<string>} - * [options.headersToCheck=['content-length', 'etag', 'last-modified']] A - * list of headers that will be used to determine whether the responses - * differ. - * @param {string} [options.source='workbox-broadcast-cache-update'] An - * attribution value that indicates where the update originated. - */ - constructor(channelName, { headersToCheck, source } = {}) { - { - if (typeof channelName !== 'string' || channelName.length === 0) { - throw new WorkboxError_mjs.WorkboxError('channel-name-required'); - } - } - - this._channelName = channelName; - this._headersToCheck = headersToCheck || ['content-length', 'etag', 'last-modified']; - this._source = source || 'workbox-broadcast-cache-update'; - - // TODO assert typeof headersToCheck instanceof Array - } - - /** - * @return {BroadcastChannel|undefined} The BroadcastChannel instance used for - * broadcasting updates, or undefined if the browser doesn't support the - * Broadcast Channel API. - * - * @private - */ - _getChannel() { - if ('BroadcastChannel' in self && !this._channel) { - this._channel = new BroadcastChannel(this._channelName); - } - return this._channel; - } - - /** - * Compare two [Responses](https://developer.mozilla.org/en-US/docs/Web/API/Response) - * and send a message via the - * {@link https://developers.google.com/web/updates/2016/09/broadcastchannel|Broadcast Channel API} - * if they differ. - * - * Neither of the Responses can be {@link http://stackoverflow.com/questions/39109789|opaque}. - * - * @param {Response} firstResponse First responses to compare. - * @param {Response} secondResponse Second responses to compare. - * @param {string} url The URL of the updated request. - * @param {string} cacheName Name of the cache the responses belong to. - * This is included in the message posted on the broadcast channel. - */ - notifyIfUpdated(firstResponse, secondResponse, url, cacheName) { - if (!responsesAreSame(firstResponse, secondResponse, this._headersToCheck)) { - broadcastUpdate(this._getChannel(), cacheName, url, this._source); - } - } -} - -/* - Copyright 2016 Google Inc. All Rights Reserved. - 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. -*/ - -/** - * This plugin will automatically broadcast a message whenever a cached response - * is updated. - * - * @memberof workbox.broadcastUpdate - */ -class Plugin { - /** - * Construct a new instance with a specific `channelName` to - * broadcast messages on - * - * @param {string} channelName The name that will be used when creating - * the `BroadcastChannel`. - * @param {Object} options - * @param {Array<string>} - * [options.headersToCheck=['content-length', 'etag', 'last-modified']] A - * list of headers that will be used to determine whether the responses - * differ. - * @param {string} [options.source='workbox-broadcast-cache-update'] An - * attribution value that indicates where the update originated. - */ - constructor(channelName, options) { - this._broadcastUpdate = new BroadcastCacheUpdate(channelName, options); - } - /** - * A "lifecycle" callback that will be triggered automatically by the - * `workbox-sw` and `workbox-runtime-caching` handlers when an entry is - * added to a cache. - * - * @private - * @param {Object} input The input object to this function. - * @param {string} input.cacheName Name of the cache the responses belong to. - * @param {Response} [input.oldResponse] The previous cached value, if any. - * @param {Response} input.newResponse The new value in the cache. - */ - cacheDidUpdate({ cacheName, oldResponse, newResponse, request }) { - { - assert_mjs.assert.isType(cacheName, 'string', { - moduleName: 'workbox-broadcast-cache-update', - className: 'Plugin', - funcName: 'cacheDidUpdate', - paramName: 'cacheName' - }); - assert_mjs.assert.isInstance(newResponse, Response, { - moduleName: 'workbox-broadcast-cache-update', - className: 'Plugin', - funcName: 'cacheDidUpdate', - paramName: 'newResponse' - }); - assert_mjs.assert.isInstance(request, Request, { - moduleName: 'workbox-broadcast-cache-update', - className: 'Plugin', - funcName: 'cacheDidUpdate', - paramName: 'request' - }); - } - - if (!oldResponse) { - // Without a two responses there is nothing to compare. - return; - } - - this._broadcastUpdate.notifyIfUpdated(oldResponse, newResponse, request.url, cacheName); - } -} - -/* - Copyright 2017 Google Inc. - - 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 - - https://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. -*/ - -/* - Copyright 2017 Google Inc. - - 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 - - https://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. -*/ - -exports.BroadcastCacheUpdate = BroadcastCacheUpdate; -exports.Plugin = Plugin; -exports.broadcastUpdate = broadcastUpdate; -exports.messageTypes = messageTypes; - -return exports; - -}({},workbox.core._private,workbox.core._private,workbox.core._private)); - -//# sourceMappingURL=workbox-broadcast-cache-update.dev.js.map |