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| author | schneefux <schneefux+commit@schneefux.xyz> | 2018-06-14 20:36:17 +0200 |
|---|---|---|
| committer | schneefux <schneefux+commit@schneefux.xyz> | 2018-12-13 17:09:19 +0100 |
| commit | 76edc5bad88a2c97d79e689c5b20b8de8ca179ea (patch) | |
| tree | a5d9b17f78c9b31c99b2b7b9f46397a6bc357888 /dist/workbox-v3.2.0/workbox-strategies.dev.js | |
| parent | 2a8405769acd4f359d0a3f37423ddcaa7530b26e (diff) | |
| download | brokentalents-76edc5bad88a2c97d79e689c5b20b8de8ca179ea.tar.gz brokentalents-76edc5bad88a2c97d79e689c5b20b8de8ca179ea.zip | |
Remove PWA again
Diffstat (limited to 'dist/workbox-v3.2.0/workbox-strategies.dev.js')
| -rw-r--r-- | dist/workbox-v3.2.0/workbox-strategies.dev.js | 1092 |
1 files changed, 0 insertions, 1092 deletions
diff --git a/dist/workbox-v3.2.0/workbox-strategies.dev.js b/dist/workbox-v3.2.0/workbox-strategies.dev.js deleted file mode 100644 index 6059c55..0000000 --- a/dist/workbox-v3.2.0/workbox-strategies.dev.js +++ /dev/null @@ -1,1092 +0,0 @@ -this.workbox = this.workbox || {}; -this.workbox.strategies = (function (logger_mjs,assert_mjs,cacheNames_mjs,cacheWrapper_mjs,fetchWrapper_mjs,getFriendlyURL_mjs) { -'use strict'; - -try { - self.workbox.v['workbox:strategies:3.2.0'] = 1; -} catch (e) {} // eslint-disable-line - -/* - Copyright 2018 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. -*/ - -const getFriendlyURL = url => { - const urlObj = new URL(url, location); - if (urlObj.origin === location.origin) { - return urlObj.pathname; - } - return urlObj.href; -}; - -var messages = { - strategyStart: (strategyName, request) => `Using ${strategyName} to ` + `respond to '${getFriendlyURL(request.url)}'`, - printFinalResponse: response => { - if (response) { - logger_mjs.logger.groupCollapsed(`View the final response here.`); - logger_mjs.logger.unprefixed.log(response); - logger_mjs.logger.groupEnd(); - } - } -}; - -/* - Copyright 2018 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. -*/ - -/** - * An implementation of a [cache-first]{@link https://developers.google.com/web/fundamentals/instant-and-offline/offline-cookbook/#cache-falling-back-to-network} - * request strategy. - * - * A cache first strategy is useful for assets that have been revisioned, - * such as URLs like `/styles/example.a8f5f1.css`, since they - * can be cached for long periods of time. - * - * @memberof workbox.strategies - */ -class CacheFirst { - /** - * @param {Object} options - * @param {string} options.cacheName Cache name to store and retrieve - * requests. Defaults to cache names provided by - * [workbox-core]{@link workbox.core.cacheNames}. - * @param {string} options.plugins [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} - * to use in conjunction with this caching strategy. - * @param {Object} options.fetchOptions Values passed along to the - * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) - * of all fetch() requests made by this strategy. - */ - constructor(options = {}) { - this._cacheName = cacheNames_mjs.cacheNames.getRuntimeName(options.cacheName); - this._plugins = options.plugins || []; - this._fetchOptions = options.fetchOptions || null; - } - - /** - * This method will perform a request strategy and follows an API that - * will work with the - * [Workbox Router]{@link workbox.routing.Router}. - * - * @param {Object} input - * @param {FetchEvent} input.event The fetch event to run this strategy - * against. - * @return {Promise<Response>} - */ - handle({ event }) { - var _this = this; - - return babelHelpers.asyncToGenerator(function* () { - { - assert_mjs.assert.isInstance(event, FetchEvent, { - moduleName: 'workbox-strategies', - className: 'CacheFirst', - funcName: 'handle', - paramName: 'event' - }); - } - - return _this.makeRequest({ - event, - request: event.request - }); - })(); - } - - /** - * This method can be used to perform a make a standalone request outside the - * context of the [Workbox Router]{@link workbox.routing.Router}. - * - * See "[Advanced Recipes](https://developers.google.com/web/tools/workbox/guides/advanced-recipes#make-requests)" - * for more usage information. - * - * @param {Object} input - * @param {Request|string} input.request Either a - * [`Request`]{@link https://developer.mozilla.org/en-US/docs/Web/API/Request} - * object, or a string URL, corresponding to the request to be made. - * @param {FetchEvent} [input.event] If provided, `event.waitUntil()` will be - * called automatically to extend the service worker's lifetime. - * @return {Promise<Response>} - */ - makeRequest({ event, request }) { - var _this2 = this; - - return babelHelpers.asyncToGenerator(function* () { - const logs = []; - - if (typeof request === 'string') { - request = new Request(request); - } - - { - assert_mjs.assert.isInstance(request, Request, { - moduleName: 'workbox-strategies', - className: 'CacheFirst', - funcName: 'makeRequest', - paramName: 'request' - }); - } - - let response = yield cacheWrapper_mjs.cacheWrapper.match(_this2._cacheName, request, null, _this2._plugins); - - let error; - if (!response) { - { - logs.push(`No response found in the '${_this2._cacheName}' cache. ` + `Will respond with a network request.`); - } - try { - response = yield _this2._getFromNetwork(request, event); - } catch (err) { - error = err; - } - - { - if (response) { - logs.push(`Got response from network.`); - } else { - logs.push(`Unable to get a response from the network.`); - } - } - } else { - { - logs.push(`Found a cached response in the '${_this2._cacheName}' cache.`); - } - } - - { - logger_mjs.logger.groupCollapsed(messages.strategyStart('CacheFirst', request)); - for (let log of logs) { - logger_mjs.logger.log(log); - } - messages.printFinalResponse(response); - logger_mjs.logger.groupEnd(); - } - - if (error) { - // Don't swallow error as we'll want it to throw and enable catch - // handlers in router. - throw error; - } - - return response; - })(); - } - - /** - * Handles the network and cache part of CacheFirst. - * - * @param {Request} request - * @param {FetchEvent} [event] - * @return {Promise<Response>} - * - * @private - */ - _getFromNetwork(request, event) { - var _this3 = this; - - return babelHelpers.asyncToGenerator(function* () { - const response = yield fetchWrapper_mjs.fetchWrapper.fetch(request, _this3._fetchOptions, _this3._plugins); - - // Keep the service worker while we put the request to the cache - const responseClone = response.clone(); - const cachePutPromise = cacheWrapper_mjs.cacheWrapper.put(_this3._cacheName, request, responseClone, _this3._plugins); - - if (event) { - try { - event.waitUntil(cachePutPromise); - } catch (error) { - { - logger_mjs.logger.warn(`Unable to ensure service worker stays alive when ` + `updating cache for '${getFriendlyURL_mjs.getFriendlyURL(event.request.url)}'.`); - } - } - } - - return response; - })(); - } -} - -/* - Copyright 2018 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. -*/ - -/** - * An implementation of a - * [cache-only]{@link https://developers.google.com/web/fundamentals/instant-and-offline/offline-cookbook/#cache-only} - * request strategy. - * - * This class is useful if you want to take advantage of any [Workbox plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins}. - * - * @memberof workbox.strategies - */ -class CacheOnly { - /** - * @param {Object} options - * @param {string} options.cacheName Cache name to store and retrieve - * requests. Defaults to cache names provided by - * [workbox-core]{@link workbox.core.cacheNames}. - * @param {string} options.plugins [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} - * to use in conjunction with this caching strategy. - */ - constructor(options = {}) { - this._cacheName = cacheNames_mjs.cacheNames.getRuntimeName(options.cacheName); - this._plugins = options.plugins || []; - } - - /** - * This method will perform a request strategy and follows an API that - * will work with the - * [Workbox Router]{@link workbox.routing.Router}. - * - * @param {Object} input - * @param {FetchEvent} input.event The fetch event to run this strategy - * against. - * @return {Promise<Response>} - */ - handle({ event }) { - var _this = this; - - return babelHelpers.asyncToGenerator(function* () { - { - assert_mjs.assert.isInstance(event, FetchEvent, { - moduleName: 'workbox-strategies', - className: 'CacheOnly', - funcName: 'handle', - paramName: 'event' - }); - } - - return _this.makeRequest({ - event, - request: event.request - }); - })(); - } - - /** - * This method can be used to perform a make a standalone request outside the - * context of the [Workbox Router]{@link workbox.routing.Router}. - * - * See "[Advanced Recipes](https://developers.google.com/web/tools/workbox/guides/advanced-recipes#make-requests)" - * for more usage information. - * - * @param {Object} input - * @param {Request|string} input.request Either a - * [`Request`]{@link https://developer.mozilla.org/en-US/docs/Web/API/Request} - * object, or a string URL, corresponding to the request to be made. - * @param {FetchEvent} [input.event] If provided, `event.waitUntil()` will be - * called automatically to extend the service worker's lifetime. - * @return {Promise<Response>} - */ - makeRequest({ event, request }) { - var _this2 = this; - - return babelHelpers.asyncToGenerator(function* () { - if (typeof request === 'string') { - request = new Request(request); - } - - { - assert_mjs.assert.isInstance(request, Request, { - moduleName: 'workbox-strategies', - className: 'CacheOnly', - funcName: 'makeRequest', - paramName: 'request' - }); - } - - const response = yield cacheWrapper_mjs.cacheWrapper.match(_this2._cacheName, request, null, _this2._plugins); - - { - logger_mjs.logger.groupCollapsed(messages.strategyStart('CacheOnly', request)); - if (response) { - logger_mjs.logger.log(`Found a cached response in the '${_this2._cacheName}'` + ` cache.`); - messages.printFinalResponse(response); - } else { - logger_mjs.logger.log(`No response found in the '${_this2._cacheName}' cache.`); - } - logger_mjs.logger.groupEnd(); - } - - return response; - })(); - } -} - -/* - 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 cacheOkAndOpaquePlugin = { - /** - * Return return a response (i.e. allow caching) if the - * response is ok (i.e. 200) or is opaque. - * - * @param {Object} input - * @param {Response} input.response - * @return {Response|null} - * - * @private - */ - cacheWillUpdate: ({ response }) => { - if (response.ok || response.status === 0) { - return response; - } - return null; - } -}; - -/* - Copyright 2018 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. -*/ - -/** - * An implementation of a - * [network first]{@link https://developers.google.com/web/fundamentals/instant-and-offline/offline-cookbook/#network-falling-back-to-cache} - * request strategy. - * - * By default, this strategy will cache responses with a 200 status code as - * well as [opaque responses]{@link https://developers.google.com/web/tools/workbox/guides/handle-third-party-requests}. - * Opaque responses are are cross-origin requests where the response doesn't - * support [CORS]{@link https://enable-cors.org/}. - * - * @memberof workbox.strategies - */ -class NetworkFirst { - /** - * @param {Object} options - * @param {string} options.cacheName Cache name to store and retrieve - * requests. Defaults to cache names provided by - * [workbox-core]{@link workbox.core.cacheNames}. - * @param {string} options.plugins [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} - * to use in conjunction with this caching strategy. - * @param {Object} options.fetchOptions Values passed along to the - * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) - * of all fetch() requests made by this strategy. - * @param {number} options.networkTimeoutSeconds If set, any network requests - * that fail to respond within the timeout will fallback to the cache. - * - * This option can be used to combat - * "[lie-fi]{@link https://developers.google.com/web/fundamentals/performance/poor-connectivity/#lie-fi}" - * scenarios. - */ - constructor(options = {}) { - this._cacheName = cacheNames_mjs.cacheNames.getRuntimeName(options.cacheName); - - if (options.plugins) { - let isUsingCacheWillUpdate = options.plugins.some(plugin => !!plugin.cacheWillUpdate); - this._plugins = isUsingCacheWillUpdate ? options.plugins : [cacheOkAndOpaquePlugin, ...options.plugins]; - } else { - // No plugins passed in, use the default plugin. - this._plugins = [cacheOkAndOpaquePlugin]; - } - - this._networkTimeoutSeconds = options.networkTimeoutSeconds; - { - if (this._networkTimeoutSeconds) { - assert_mjs.assert.isType(this._networkTimeoutSeconds, 'number', { - moduleName: 'workbox-strategies', - className: 'NetworkFirst', - funcName: 'constructor', - paramName: 'networkTimeoutSeconds' - }); - } - } - - this._fetchOptions = options.fetchOptions || null; - } - - /** - * This method will perform a request strategy and follows an API that - * will work with the - * [Workbox Router]{@link workbox.routing.Router}. - * - * @param {Object} input - * @param {FetchEvent} input.event The fetch event to run this strategy - * against. - * @return {Promise<Response>} - */ - handle({ event }) { - var _this = this; - - return babelHelpers.asyncToGenerator(function* () { - { - assert_mjs.assert.isInstance(event, FetchEvent, { - moduleName: 'workbox-strategies', - className: 'NetworkFirst', - funcName: 'handle', - paramName: 'event' - }); - } - - return _this.makeRequest({ - event, - request: event.request - }); - })(); - } - - /** - * This method can be used to perform a make a standalone request outside the - * context of the [Workbox Router]{@link workbox.routing.Router}. - * - * See "[Advanced Recipes](https://developers.google.com/web/tools/workbox/guides/advanced-recipes#make-requests)" - * for more usage information. - * - * @param {Object} input - * @param {Request|string} input.request Either a - * [`Request`]{@link https://developer.mozilla.org/en-US/docs/Web/API/Request} - * object, or a string URL, corresponding to the request to be made. - * @param {FetchEvent} [input.event] If provided, `event.waitUntil()` will be - * called automatically to extend the service worker's lifetime. - * @return {Promise<Response>} - */ - makeRequest({ event, request }) { - var _this2 = this; - - return babelHelpers.asyncToGenerator(function* () { - const logs = []; - - if (typeof request === 'string') { - request = new Request(request); - } - - { - assert_mjs.assert.isInstance(request, Request, { - moduleName: 'workbox-strategies', - className: 'NetworkFirst', - funcName: 'handle', - paramName: 'makeRequest' - }); - } - - const promises = []; - let timeoutId; - - if (_this2._networkTimeoutSeconds) { - const { id, promise } = _this2._getTimeoutPromise(request, logs); - timeoutId = id; - promises.push(promise); - } - - const networkPromise = _this2._getNetworkPromise(timeoutId, event, request, logs); - promises.push(networkPromise); - - // Promise.race() will resolve as soon as the first promise resolves. - let response = yield Promise.race(promises); - // If Promise.race() resolved with null, it might be due to a network - // timeout + a cache miss. If that were to happen, we'd rather wait until - // the networkPromise resolves instead of returning null. - // Note that it's fine to await an already-resolved promise, so we don't - // have to check to see if it's still "in flight". - if (!response) { - response = yield networkPromise; - } - - { - logger_mjs.logger.groupCollapsed(messages.strategyStart('NetworkFirst', request)); - for (let log of logs) { - logger_mjs.logger.log(log); - } - messages.printFinalResponse(response); - logger_mjs.logger.groupEnd(); - } - - return response; - })(); - } - - /** - * @param {Request} request - * @param {Array} logs A reference to the logs array - * @return {Promise<Response>} - * - * @private - */ - _getTimeoutPromise(request, logs) { - var _this3 = this; - - let timeoutId; - const timeoutPromise = new Promise(resolve => { - const onNetworkTimeout = (() => { - var _ref = babelHelpers.asyncToGenerator(function* () { - { - logs.push(`Timing out the network response at ` + `${_this3._networkTimeoutSeconds} seconds.`); - } - - resolve((yield _this3._respondFromCache(request))); - }); - - return function onNetworkTimeout() { - return _ref.apply(this, arguments); - }; - })(); - - timeoutId = setTimeout(onNetworkTimeout, this._networkTimeoutSeconds * 1000); - }); - - return { - promise: timeoutPromise, - id: timeoutId - }; - } - - /** - * @param {number} timeoutId - * @param {FetchEvent|null} event - * @param {Request} request - * @param {Array} logs A reference to the logs Array. - * @return {Promise<Response>} - * - * @private - */ - _getNetworkPromise(timeoutId, event, request, logs) { - var _this4 = this; - - return babelHelpers.asyncToGenerator(function* () { - let error; - let response; - try { - response = yield fetchWrapper_mjs.fetchWrapper.fetch(request, _this4._fetchOptions, _this4._plugins); - } catch (err) { - error = err; - } - - if (timeoutId) { - clearTimeout(timeoutId); - } - - { - if (response) { - logs.push(`Got response from network.`); - } else { - logs.push(`Unable to get a response from the network. Will respond ` + `with a cached response.`); - } - } - - if (error || !response) { - response = yield _this4._respondFromCache(request); - { - if (response) { - logs.push(`Found a cached response in the '${_this4._cacheName}'` + ` cache.`); - } else { - logs.push(`No response found in the '${_this4._cacheName}' cache.`); - } - } - } else { - // Keep the service worker alive while we put the request in the cache - const responseClone = response.clone(); - const cachePut = cacheWrapper_mjs.cacheWrapper.put(_this4._cacheName, request, responseClone, _this4._plugins); - - if (event) { - try { - // The event has been responded to so we can keep the SW alive to - // respond to the request - event.waitUntil(cachePut); - } catch (err) { - { - logger_mjs.logger.warn(`Unable to ensure service worker stays alive when ` + `updating cache for '${getFriendlyURL_mjs.getFriendlyURL(event.request.url)}'.`); - } - } - } - } - - return response; - })(); - } - - /** - * Used if the network timeouts or fails to make the request. - * - * @param {Request} request The fetchEvent request to match in the cache - * @return {Promise<Object>} - * - * @private - */ - _respondFromCache(request) { - return cacheWrapper_mjs.cacheWrapper.match(this._cacheName, request, null, this._plugins); - } -} - -/* - Copyright 2018 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. -*/ - -/** - * An implementation of a - * [network-only]{@link https://developers.google.com/web/fundamentals/instant-and-offline/offline-cookbook/#network-only} - * request strategy. - * - * This class is useful if you want to take advantage of any [Workbox plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins}. - * - * @memberof workbox.strategies - */ -class NetworkOnly { - /** - * @param {Object} options - * @param {string} options.cacheName Cache name to store and retrieve - * requests. Defaults to cache names provided by - * [workbox-core]{@link workbox.core.cacheNames}. - * @param {string} options.plugins [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} - * to use in conjunction with this caching strategy. - * @param {Object} options.fetchOptions Values passed along to the - * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) - * of all fetch() requests made by this strategy. - */ - constructor(options = {}) { - this._cacheName = cacheNames_mjs.cacheNames.getRuntimeName(options.cacheName); - this._plugins = options.plugins || []; - this._fetchOptions = options.fetchOptions || null; - } - - /** - * This method will perform a request strategy and follows an API that - * will work with the - * [Workbox Router]{@link workbox.routing.Router}. - * - * @param {Object} input - * @param {FetchEvent} input.event The fetch event to run this strategy - * against. - * @return {Promise<Response>} - */ - handle({ event }) { - var _this = this; - - return babelHelpers.asyncToGenerator(function* () { - { - assert_mjs.assert.isInstance(event, FetchEvent, { - moduleName: 'workbox-strategies', - className: 'NetworkOnly', - funcName: 'handle', - paramName: 'event' - }); - } - - return _this.makeRequest({ - event, - request: event.request - }); - })(); - } - - /** - * This method can be used to perform a make a standalone request outside the - * context of the [Workbox Router]{@link workbox.routing.Router}. - * - * See "[Advanced Recipes](https://developers.google.com/web/tools/workbox/guides/advanced-recipes#make-requests)" - * for more usage information. - * - * @param {Object} input - * @param {Request|string} input.request Either a - * [`Request`]{@link https://developer.mozilla.org/en-US/docs/Web/API/Request} - * object, or a string URL, corresponding to the request to be made. - * @param {FetchEvent} [input.event] If provided, `event.waitUntil()` will be - * called automatically to extend the service worker's lifetime. - * @return {Promise<Response>} - */ - makeRequest({ event, request }) { - var _this2 = this; - - return babelHelpers.asyncToGenerator(function* () { - if (typeof request === 'string') { - request = new Request(request); - } - - { - assert_mjs.assert.isInstance(request, Request, { - moduleName: 'workbox-strategies', - className: 'NetworkOnly', - funcName: 'handle', - paramName: 'request' - }); - } - - let error; - let response; - try { - response = yield fetchWrapper_mjs.fetchWrapper.fetch(request, _this2._fetchOptions, _this2._plugins); - } catch (err) { - error = err; - } - - { - logger_mjs.logger.groupCollapsed(messages.strategyStart('NetworkOnly', request)); - if (response) { - logger_mjs.logger.log(`Got response from network.`); - } else { - logger_mjs.logger.log(`Unable to get a response from the network.`); - } - messages.printFinalResponse(response); - logger_mjs.logger.groupEnd(); - } - - // If there was an error thrown, re-throw it to ensure the Routers - // catch handler is triggered. - if (error) { - throw error; - } - - return response; - })(); - } -} - -/* - Copyright 2018 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. -*/ - -/** - * An implementation of a - * [stale-while-revalidate]{@link https://developers.google.com/web/fundamentals/instant-and-offline/offline-cookbook/#stale-while-revalidate} - * request strategy. - * - * Resources are requested from both the cache and the network in parallel. - * The strategy will respond with the cached version if available, otherwise - * wait for the network response. The cache is updated with the network response - * with each successful request. - * - * By default, this strategy will cache responses with a 200 status code as - * well as [opaque responses]{@link https://developers.google.com/web/tools/workbox/guides/handle-third-party-requests}. - * Opaque responses are are cross-origin requests where the response doesn't - * support [CORS]{@link https://enable-cors.org/}. - * - * @memberof workbox.strategies - */ -class StaleWhileRevalidate { - /** - * @param {Object} options - * @param {string} options.cacheName Cache name to store and retrieve - * requests. Defaults to cache names provided by - * [workbox-core]{@link workbox.core.cacheNames}. - * @param {string} options.plugins [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} - * to use in conjunction with this caching strategy. - * @param {Object} options.fetchOptions Values passed along to the - * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) - * of all fetch() requests made by this strategy. - */ - constructor(options = {}) { - this._cacheName = cacheNames_mjs.cacheNames.getRuntimeName(options.cacheName); - this._plugins = options.plugins || []; - - if (options.plugins) { - let isUsingCacheWillUpdate = options.plugins.some(plugin => !!plugin.cacheWillUpdate); - this._plugins = isUsingCacheWillUpdate ? options.plugins : [cacheOkAndOpaquePlugin, ...options.plugins]; - } else { - // No plugins passed in, use the default plugin. - this._plugins = [cacheOkAndOpaquePlugin]; - } - - this._fetchOptions = options.fetchOptions || null; - } - - /** - * This method will perform a request strategy and follows an API that - * will work with the - * [Workbox Router]{@link workbox.routing.Router}. - * - * @param {Object} input - * @param {FetchEvent} input.event The fetch event to run this strategy - * against. - * @return {Promise<Response>} - */ - handle({ event }) { - var _this = this; - - return babelHelpers.asyncToGenerator(function* () { - { - assert_mjs.assert.isInstance(event, FetchEvent, { - moduleName: 'workbox-strategies', - className: 'StaleWhileRevalidate', - funcName: 'handle', - paramName: 'event' - }); - } - - return _this.makeRequest({ - event, - request: event.request - }); - })(); - } - - /** - * This method can be used to perform a make a standalone request outside the - * context of the [Workbox Router]{@link workbox.routing.Router}. - * - * See "[Advanced Recipes](https://developers.google.com/web/tools/workbox/guides/advanced-recipes#make-requests)" - * for more usage information. - * - * @param {Object} input - * @param {Request|string} input.request Either a - * [`Request`]{@link https://developer.mozilla.org/en-US/docs/Web/API/Request} - * object, or a string URL, corresponding to the request to be made. - * @param {FetchEvent} [input.event] If provided, `event.waitUntil()` will be - * called automatically to extend the service worker's lifetime. - * @return {Promise<Response>} - */ - makeRequest({ event, request }) { - var _this2 = this; - - return babelHelpers.asyncToGenerator(function* () { - const logs = []; - - if (typeof request === 'string') { - request = new Request(request); - } - - { - assert_mjs.assert.isInstance(request, Request, { - moduleName: 'workbox-strategies', - className: 'StaleWhileRevalidate', - funcName: 'handle', - paramName: 'request' - }); - } - - const fetchAndCachePromise = _this2._getFromNetwork(request, event); - - let response = yield cacheWrapper_mjs.cacheWrapper.match(_this2._cacheName, request, null, _this2._plugins); - - if (response) { - { - logs.push(`Found a cached response in the '${_this2._cacheName}'` + ` cache. Will update with the network response in the background.`); - } - - if (event) { - try { - event.waitUntil(fetchAndCachePromise); - } catch (error) { - { - logger_mjs.logger.warn(`Unable to ensure service worker stays alive when ` + `updating cache for '${getFriendlyURL_mjs.getFriendlyURL(event.request.url)}'.`); - } - } - } - } else { - { - logs.push(`No response found in the '${_this2._cacheName}' cache. ` + `Will wait for the network response.`); - } - response = yield fetchAndCachePromise; - } - - { - logger_mjs.logger.groupCollapsed(messages.strategyStart('StaleWhileRevalidate', request)); - for (let log of logs) { - logger_mjs.logger.log(log); - } - messages.printFinalResponse(response); - logger_mjs.logger.groupEnd(); - } - - return response; - })(); - } - - /** - * @param {Request} request - * @param {FetchEvent} [event] - * @return {Promise<Response>} - * - * @private - */ - _getFromNetwork(request, event) { - var _this3 = this; - - return babelHelpers.asyncToGenerator(function* () { - const response = yield fetchWrapper_mjs.fetchWrapper.fetch(request, _this3._fetchOptions, _this3._plugins); - - const cachePutPromise = cacheWrapper_mjs.cacheWrapper.put(_this3._cacheName, request, response.clone(), _this3._plugins); - - if (event) { - try { - event.waitUntil(cachePutPromise); - } catch (error) { - { - logger_mjs.logger.warn(`Unable to ensure service worker stays alive when ` + `updating cache for '${getFriendlyURL_mjs.getFriendlyURL(event.request.url)}'.`); - } - } - } - - return response; - })(); - } -} - -/* - 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. -*/ - - -var publicAPI = Object.freeze({ - CacheFirst: CacheFirst, - CacheOnly: CacheOnly, - NetworkFirst: NetworkFirst, - NetworkOnly: NetworkOnly, - StaleWhileRevalidate: StaleWhileRevalidate -}); - -/* - 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. -*/ - -/** - * @function workbox.strategies.cacheFirst - * @param {workbox.strategies.StrategyOptions} options - */ - -/** - * @function workbox.strategies.cacheOnly - * @param {workbox.strategies.StrategyOptions} options - */ - -/** - * @function workbox.strategies.networkFirst - * @param {workbox.strategies.StrategyOptions} options - */ - -/** - * @function workbox.strategies.networkOnly - * @param {workbox.strategies.StrategyOptions} options - */ - -/** - * @function workbox.strategies.staleWhileRevalidate - * @param {workbox.strategies.StrategyOptions} options - */ - -const mapping = { - cacheFirst: CacheFirst, - cacheOnly: CacheOnly, - networkFirst: NetworkFirst, - networkOnly: NetworkOnly, - staleWhileRevalidate: StaleWhileRevalidate -}; - -const defaultExport = {}; -Object.keys(mapping).forEach(keyName => { - defaultExport[keyName] = (options = {}) => { - const StrategyClass = mapping[keyName]; - return new StrategyClass(Object.assign(options)); - }; -}); - -/* - 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. -*/ - -const finalExport = Object.assign(defaultExport, publicAPI); - -return finalExport; - -}(workbox.core._private,workbox.core._private,workbox.core._private,workbox.core._private,workbox.core._private,workbox.core._private)); - -//# sourceMappingURL=workbox-strategies.dev.js.map |
