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{"version":3,"file":"workbox-routing.prod.js","sources":["../_version.js","../utils/constants.js","../utils/normalizeHandler.js","../Route.js","../RegExpRoute.js","../Router.js","../utils/getOrCreateDefaultRouter.js","../NavigationRoute.js","../registerRoute.js","../setCatchHandler.js","../setDefaultHandler.js"],"sourcesContent":["\"use strict\";\n// @ts-ignore\ntry {\n self['workbox:routing:6.5.3'] && _();\n}\ncatch (e) { }\n","/*\n Copyright 2018 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport '../_version.js';\n/**\n * The default HTTP method, 'GET', used when there's no specific method\n * configured for a route.\n *\n * @type {string}\n *\n * @private\n */\nexport const defaultMethod = 'GET';\n/**\n * The list of valid HTTP methods associated with requests that could be routed.\n *\n * @type {Array<string>}\n *\n * @private\n */\nexport const validMethods = [\n 'DELETE',\n 'GET',\n 'HEAD',\n 'PATCH',\n 'POST',\n 'PUT',\n];\n","/*\n Copyright 2018 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { assert } from 'workbox-core/_private/assert.js';\nimport '../_version.js';\n/**\n * @param {function()|Object} handler Either a function, or an object with a\n * 'handle' method.\n * @return {Object} An object with a handle method.\n *\n * @private\n */\nexport const normalizeHandler = (handler) => {\n if (handler && typeof handler === 'object') {\n if (process.env.NODE_ENV !== 'production') {\n assert.hasMethod(handler, 'handle', {\n moduleName: 'workbox-routing',\n className: 'Route',\n funcName: 'constructor',\n paramName: 'handler',\n });\n }\n return handler;\n }\n else {\n if (process.env.NODE_ENV !== 'production') {\n assert.isType(handler, 'function', {\n moduleName: 'workbox-routing',\n className: 'Route',\n funcName: 'constructor',\n paramName: 'handler',\n });\n }\n return { handle: handler };\n }\n};\n","/*\n Copyright 2018 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { assert } from 'workbox-core/_private/assert.js';\nimport { defaultMethod, validMethods } from './utils/constants.js';\nimport { normalizeHandler } from './utils/normalizeHandler.js';\nimport './_version.js';\n/**\n * A `Route` consists of a pair of callback functions, \"match\" and \"handler\".\n * The \"match\" callback determine if a route should be used to \"handle\" a\n * request by returning a non-falsy value if it can. The \"handler\" callback\n * is called when there is a match and should return a Promise that resolves\n * to a `Response`.\n *\n * @memberof workbox-routing\n */\nclass Route {\n /**\n * Constructor for Route class.\n *\n * @param {workbox-routing~matchCallback} match\n * A callback function that determines whether the route matches a given\n * `fetch` event by returning a non-falsy value.\n * @param {workbox-routing~handlerCallback} handler A callback\n * function that returns a Promise resolving to a Response.\n * @param {string} [method='GET'] The HTTP method to match the Route\n * against.\n */\n constructor(match, handler, method = defaultMethod) {\n if (process.env.NODE_ENV !== 'production') {\n assert.isType(match, 'function', {\n moduleName: 'workbox-routing',\n className: 'Route',\n funcName: 'constructor',\n paramName: 'match',\n });\n if (method) {\n assert.isOneOf(method, validMethods, { paramName: 'method' });\n }\n }\n // These values are referenced directly by Router so cannot be\n // altered by minificaton.\n this.handler = normalizeHandler(handler);\n this.match = match;\n this.method = method;\n }\n /**\n *\n * @param {workbox-routing-handlerCallback} handler A callback\n * function that returns a Promise resolving to a Response\n */\n setCatchHandler(handler) {\n this.catchHandler = normalizeHandler(handler);\n }\n}\nexport { Route };\n","/*\n Copyright 2018 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { assert } from 'workbox-core/_private/assert.js';\nimport { logger } from 'workbox-core/_private/logger.js';\nimport { Route } from './Route.js';\nimport './_version.js';\n/**\n * RegExpRoute makes it easy to create a regular expression based\n * {@link workbox-routing.Route}.\n *\n * For same-origin requests the RegExp only needs to match part of the URL. For\n * requests against third-party servers, you must define a RegExp that matches\n * the start of the URL.\n *\n * @memberof workbox-routing\n * @extends workbox-routing.Route\n */\nclass RegExpRoute extends Route {\n /**\n * If the regular expression contains\n * [capture groups]{@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp#grouping-back-references},\n * the captured values will be passed to the\n * {@link workbox-routing~handlerCallback} `params`\n * argument.\n *\n * @param {RegExp} regExp The regular expression to match against URLs.\n * @param {workbox-routing~handlerCallback} handler A callback\n * function that returns a Promise resulting in a Response.\n * @param {string} [method='GET'] The HTTP method to match the Route\n * against.\n */\n constructor(regExp, handler, method) {\n if (process.env.NODE_ENV !== 'production') {\n assert.isInstance(regExp, RegExp, {\n moduleName: 'workbox-routing',\n className: 'RegExpRoute',\n funcName: 'constructor',\n paramName: 'pattern',\n });\n }\n const match = ({ url }) => {\n const result = regExp.exec(url.href);\n // Return immediately if there's no match.\n if (!result) {\n return;\n }\n // Require that the match start at the first character in the URL string\n // if it's a cross-origin request.\n // See https://github.com/GoogleChrome/workbox/issues/281 for the context\n // behind this behavior.\n if (url.origin !== location.origin && result.index !== 0) {\n if (process.env.NODE_ENV !== 'production') {\n logger.debug(`The regular expression '${regExp.toString()}' only partially matched ` +\n `against the cross-origin URL '${url.toString()}'. RegExpRoute's will only ` +\n `handle cross-origin requests if they match the entire URL.`);\n }\n return;\n }\n // If the route matches, but there aren't any capture groups defined, then\n // this will return [], which is truthy and therefore sufficient to\n // indicate a match.\n // If there are capture groups, then it will return their values.\n return result.slice(1);\n };\n super(match, handler, method);\n }\n}\nexport { RegExpRoute };\n","/*\n Copyright 2018 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { assert } from 'workbox-core/_private/assert.js';\nimport { getFriendlyURL } from 'workbox-core/_private/getFriendlyURL.js';\nimport { defaultMethod } from './utils/constants.js';\nimport { logger } from 'workbox-core/_private/logger.js';\nimport { normalizeHandler } from './utils/normalizeHandler.js';\nimport { WorkboxError } from 'workbox-core/_private/WorkboxError.js';\nimport './_version.js';\n/**\n * The Router can be used to process a `FetchEvent` using one or more\n * {@link workbox-routing.Route}, responding with a `Response` if\n * a matching route exists.\n *\n * If no route matches a given a request, the Router will use a \"default\"\n * handler if one is defined.\n *\n * Should the matching Route throw an error, the Router will use a \"catch\"\n * handler if one is defined to gracefully deal with issues and respond with a\n * Request.\n *\n * If a request matches multiple routes, the **earliest** registered route will\n * be used to respond to the request.\n *\n * @memberof workbox-routing\n */\nclass Router {\n /**\n * Initializes a new Router.\n */\n constructor() {\n this._routes = new Map();\n this._defaultHandlerMap = new Map();\n }\n /**\n * @return {Map<string, Array<workbox-routing.Route>>} routes A `Map` of HTTP\n * method name ('GET', etc.) to an array of all the corresponding `Route`\n * instances that are registered.\n */\n get routes() {\n return this._routes;\n }\n /**\n * Adds a fetch event listener to respond to events when a route matches\n * the event's request.\n */\n addFetchListener() {\n // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705\n self.addEventListener('fetch', ((event) => {\n const { request } = event;\n const responsePromise = this.handleRequest({ request, event });\n if (responsePromise) {\n event.respondWith(responsePromise);\n }\n }));\n }\n /**\n * Adds a message event listener for URLs to cache from the window.\n * This is useful to cache resources loaded on the page prior to when the\n * service worker started controlling it.\n *\n * The format of the message data sent from the window should be as follows.\n * Where the `urlsToCache` array may consist of URL strings or an array of\n * URL string + `requestInit` object (the same as you'd pass to `fetch()`).\n *\n * ```\n * {\n * type: 'CACHE_URLS',\n * payload: {\n * urlsToCache: [\n * './script1.js',\n * './script2.js',\n * ['./script3.js', {mode: 'no-cors'}],\n * ],\n * },\n * }\n * ```\n */\n addCacheListener() {\n // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705\n self.addEventListener('message', ((event) => {\n // event.data is type 'any'\n // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access\n if (event.data && event.data.type === 'CACHE_URLS') {\n // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment\n const { payload } = event.data;\n if (process.env.NODE_ENV !== 'production') {\n logger.debug(`Caching URLs from the window`, payload.urlsToCache);\n }\n const requestPromises = Promise.all(payload.urlsToCache.map((entry) => {\n if (typeof entry === 'string') {\n entry = [entry];\n }\n const request = new Request(...entry);\n return this.handleRequest({ request, event });\n // TODO(philipwalton): TypeScript errors without this typecast for\n // some reason (probably a bug). The real type here should work but\n // doesn't: `Array<Promise<Response> | undefined>`.\n })); // TypeScript\n event.waitUntil(requestPromises);\n // If a MessageChannel was used, reply to the message on success.\n if (event.ports && event.ports[0]) {\n void requestPromises.then(() => event.ports[0].postMessage(true));\n }\n }\n }));\n }\n /**\n * Apply the routing rules to a FetchEvent object to get a Response from an\n * appropriate Route's handler.\n *\n * @param {Object} options\n * @param {Request} options.request The request to handle.\n * @param {ExtendableEvent} options.event The event that triggered the\n * request.\n * @return {Promise<Response>|undefined} A promise is returned if a\n * registered route can handle the request. If there is no matching\n * route and there's no `defaultHandler`, `undefined` is returned.\n */\n handleRequest({ request, event, }) {\n if (process.env.NODE_ENV !== 'production') {\n assert.isInstance(request, Request, {\n moduleName: 'workbox-routing',\n className: 'Router',\n funcName: 'handleRequest',\n paramName: 'options.request',\n });\n }\n const url = new URL(request.url, location.href);\n if (!url.protocol.startsWith('http')) {\n if (process.env.NODE_ENV !== 'production') {\n logger.debug(`Workbox Router only supports URLs that start with 'http'.`);\n }\n return;\n }\n const sameOrigin = url.origin === location.origin;\n const { params, route } = this.findMatchingRoute({\n event,\n request,\n sameOrigin,\n url,\n });\n let handler = route && route.handler;\n const debugMessages = [];\n if (process.env.NODE_ENV !== 'production') {\n if (handler) {\n debugMessages.push([`Found a route to handle this request:`, route]);\n if (params) {\n debugMessages.push([\n `Passing the following params to the route's handler:`,\n params,\n ]);\n }\n }\n }\n // If we don't have a handler because there was no matching route, then\n // fall back to defaultHandler if that's defined.\n const method = request.method;\n if (!handler && this._defaultHandlerMap.has(method)) {\n if (process.env.NODE_ENV !== 'production') {\n debugMessages.push(`Failed to find a matching route. Falling ` +\n `back to the default handler for ${method}.`);\n }\n handler = this._defaultHandlerMap.get(method);\n }\n if (!handler) {\n if (process.env.NODE_ENV !== 'production') {\n // No handler so Workbox will do nothing. If logs is set of debug\n // i.e. verbose, we should print out this information.\n logger.debug(`No route found for: ${getFriendlyURL(url)}`);\n }\n return;\n }\n if (process.env.NODE_ENV !== 'production') {\n // We have a handler, meaning Workbox is going to handle the route.\n // print the routing details to the console.\n logger.groupCollapsed(`Router is responding to: ${getFriendlyURL(url)}`);\n debugMessages.forEach((msg) => {\n if (Array.isArray(msg)) {\n logger.log(...msg);\n }\n else {\n logger.log(msg);\n }\n });\n logger.groupEnd();\n }\n // Wrap in try and catch in case the handle method throws a synchronous\n // error. It should still callback to the catch handler.\n let responsePromise;\n try {\n responsePromise = handler.handle({ url, request, event, params });\n }\n catch (err) {\n responsePromise = Promise.reject(err);\n }\n // Get route's catch handler, if it exists\n const catchHandler = route && route.catchHandler;\n if (responsePromise instanceof Promise &&\n (this._catchHandler || catchHandler)) {\n responsePromise = responsePromise.catch(async (err) => {\n // If there's a route catch handler, process that first\n if (catchHandler) {\n if (process.env.NODE_ENV !== 'production') {\n // Still include URL here as it will be async from the console group\n // and may not make sense without the URL\n logger.groupCollapsed(`Error thrown when responding to: ` +\n ` ${getFriendlyURL(url)}. Falling back to route's Catch Handler.`);\n logger.error(`Error thrown by:`, route);\n logger.error(err);\n logger.groupEnd();\n }\n try {\n return await catchHandler.handle({ url, request, event, params });\n }\n catch (catchErr) {\n if (catchErr instanceof Error) {\n err = catchErr;\n }\n }\n }\n if (this._catchHandler) {\n if (process.env.NODE_ENV !== 'production') {\n // Still include URL here as it will be async from the console group\n // and may not make sense without the URL\n logger.groupCollapsed(`Error thrown when responding to: ` +\n ` ${getFriendlyURL(url)}. Falling back to global Catch Handler.`);\n logger.error(`Error thrown by:`, route);\n logger.error(err);\n logger.groupEnd();\n }\n return this._catchHandler.handle({ url, request, event });\n }\n throw err;\n });\n }\n return responsePromise;\n }\n /**\n * Checks a request and URL (and optionally an event) against the list of\n * registered routes, and if there's a match, returns the corresponding\n * route along with any params generated by the match.\n *\n * @param {Object} options\n * @param {URL} options.url\n * @param {boolean} options.sameOrigin The result of comparing `url.origin`\n * against the current origin.\n * @param {Request} options.request The request to match.\n * @param {Event} options.event The corresponding event.\n * @return {Object} An object with `route` and `params` properties.\n * They are populated if a matching route was found or `undefined`\n * otherwise.\n */\n findMatchingRoute({ url, sameOrigin, request, event, }) {\n const routes = this._routes.get(request.method) || [];\n for (const route of routes) {\n let params;\n // route.match returns type any, not possible to change right now.\n // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment\n const matchResult = route.match({ url, sameOrigin, request, event });\n if (matchResult) {\n if (process.env.NODE_ENV !== 'production') {\n // Warn developers that using an async matchCallback is almost always\n // not the right thing to do.\n if (matchResult instanceof Promise) {\n logger.warn(`While routing ${getFriendlyURL(url)}, an async ` +\n `matchCallback function was used. Please convert the ` +\n `following route to use a synchronous matchCallback function:`, route);\n }\n }\n // See https://github.com/GoogleChrome/workbox/issues/2079\n // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment\n params = matchResult;\n if (Array.isArray(params) && params.length === 0) {\n // Instead of passing an empty array in as params, use undefined.\n params = undefined;\n }\n else if (matchResult.constructor === Object && // eslint-disable-line\n Object.keys(matchResult).length === 0) {\n // Instead of passing an empty object in as params, use undefined.\n params = undefined;\n }\n else if (typeof matchResult === 'boolean') {\n // For the boolean value true (rather than just something truth-y),\n // don't set params.\n // See https://github.com/GoogleChrome/workbox/pull/2134#issuecomment-513924353\n params = undefined;\n }\n // Return early if have a match.\n return { route, params };\n }\n }\n // If no match was found above, return and empty object.\n return {};\n }\n /**\n * Define a default `handler` that's called when no routes explicitly\n * match the incoming request.\n *\n * Each HTTP method ('GET', 'POST', etc.) gets its own default handler.\n *\n * Without a default handler, unmatched requests will go against the\n * network as if there were no service worker present.\n *\n * @param {workbox-routing~handlerCallback} handler A callback\n * function that returns a Promise resulting in a Response.\n * @param {string} [method='GET'] The HTTP method to associate with this\n * default handler. Each method has its own default.\n */\n setDefaultHandler(handler, method = defaultMethod) {\n this._defaultHandlerMap.set(method, normalizeHandler(handler));\n }\n /**\n * If a Route throws an error while handling a request, this `handler`\n * will be called and given a chance to provide a response.\n *\n * @param {workbox-routing~handlerCallback} handler A callback\n * function that returns a Promise resulting in a Response.\n */\n setCatchHandler(handler) {\n this._catchHandler = normalizeHandler(handler);\n }\n /**\n * Registers a route with the router.\n *\n * @param {workbox-routing.Route} route The route to register.\n */\n registerRoute(route) {\n if (process.env.NODE_ENV !== 'production') {\n assert.isType(route, 'object', {\n moduleName: 'workbox-routing',\n className: 'Router',\n funcName: 'registerRoute',\n paramName: 'route',\n });\n assert.hasMethod(route, 'match', {\n moduleName: 'workbox-routing',\n className: 'Router',\n funcName: 'registerRoute',\n paramName: 'route',\n });\n assert.isType(route.handler, 'object', {\n moduleName: 'workbox-routing',\n className: 'Router',\n funcName: 'registerRoute',\n paramName: 'route',\n });\n assert.hasMethod(route.handler, 'handle', {\n moduleName: 'workbox-routing',\n className: 'Router',\n funcName: 'registerRoute',\n paramName: 'route.handler',\n });\n assert.isType(route.method, 'string', {\n moduleName: 'workbox-routing',\n className: 'Router',\n funcName: 'registerRoute',\n paramName: 'route.method',\n });\n }\n if (!this._routes.has(route.method)) {\n this._routes.set(route.method, []);\n }\n // Give precedence to all of the earlier routes by adding this additional\n // route to the end of the array.\n this._routes.get(route.method).push(route);\n }\n /**\n * Unregisters a route with the router.\n *\n * @param {workbox-routing.Route} route The route to unregister.\n */\n unregisterRoute(route) {\n if (!this._routes.has(route.method)) {\n throw new WorkboxError('unregister-route-but-not-found-with-method', {\n method: route.method,\n });\n }\n const routeIndex = this._routes.get(route.method).indexOf(route);\n if (routeIndex > -1) {\n this._routes.get(route.method).splice(routeIndex, 1);\n }\n else {\n throw new WorkboxError('unregister-route-route-not-registered');\n }\n }\n}\nexport { Router };\n","/*\n Copyright 2019 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { Router } from '../Router.js';\nimport '../_version.js';\nlet defaultRouter;\n/**\n * Creates a new, singleton Router instance if one does not exist. If one\n * does already exist, that instance is returned.\n *\n * @private\n * @return {Router}\n */\nexport const getOrCreateDefaultRouter = () => {\n if (!defaultRouter) {\n defaultRouter = new Router();\n // The helpers that use the default Router assume these listeners exist.\n defaultRouter.addFetchListener();\n defaultRouter.addCacheListener();\n }\n return defaultRouter;\n};\n","/*\n Copyright 2018 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { assert } from 'workbox-core/_private/assert.js';\nimport { logger } from 'workbox-core/_private/logger.js';\nimport { Route } from './Route.js';\nimport './_version.js';\n/**\n * NavigationRoute makes it easy to create a\n * {@link workbox-routing.Route} that matches for browser\n * [navigation requests]{@link https://developers.google.com/web/fundamentals/primers/service-workers/high-performance-loading#first_what_are_navigation_requests}.\n *\n * It will only match incoming Requests whose\n * {@link https://fetch.spec.whatwg.org/#concept-request-mode|mode}\n * is set to `navigate`.\n *\n * You can optionally only apply this route to a subset of navigation requests\n * by using one or both of the `denylist` and `allowlist` parameters.\n *\n * @memberof workbox-routing\n * @extends workbox-routing.Route\n */\nclass NavigationRoute extends Route {\n /**\n * If both `denylist` and `allowlist` are provided, the `denylist` will\n * take precedence and the request will not match this route.\n *\n * The regular expressions in `allowlist` and `denylist`\n * are matched against the concatenated\n * [`pathname`]{@link https://developer.mozilla.org/en-US/docs/Web/API/HTMLHyperlinkElementUtils/pathname}\n * and [`search`]{@link https://developer.mozilla.org/en-US/docs/Web/API/HTMLHyperlinkElementUtils/search}\n * portions of the requested URL.\n *\n * *Note*: These RegExps may be evaluated against every destination URL during\n * a navigation. Avoid using\n * [complex RegExps](https://github.com/GoogleChrome/workbox/issues/3077),\n * or else your users may see delays when navigating your site.\n *\n * @param {workbox-routing~handlerCallback} handler A callback\n * function that returns a Promise resulting in a Response.\n * @param {Object} options\n * @param {Array<RegExp>} [options.denylist] If any of these patterns match,\n * the route will not handle the request (even if a allowlist RegExp matches).\n * @param {Array<RegExp>} [options.allowlist=[/./]] If any of these patterns\n * match the URL's pathname and search parameter, the route will handle the\n * request (assuming the denylist doesn't match).\n */\n constructor(handler, { allowlist = [/./], denylist = [] } = {}) {\n if (process.env.NODE_ENV !== 'production') {\n assert.isArrayOfClass(allowlist, RegExp, {\n moduleName: 'workbox-routing',\n className: 'NavigationRoute',\n funcName: 'constructor',\n paramName: 'options.allowlist',\n });\n assert.isArrayOfClass(denylist, RegExp, {\n moduleName: 'workbox-routing',\n className: 'NavigationRoute',\n funcName: 'constructor',\n paramName: 'options.denylist',\n });\n }\n super((options) => this._match(options), handler);\n this._allowlist = allowlist;\n this._denylist = denylist;\n }\n /**\n * Routes match handler.\n *\n * @param {Object} options\n * @param {URL} options.url\n * @param {Request} options.request\n * @return {boolean}\n *\n * @private\n */\n _match({ url, request }) {\n if (request && request.mode !== 'navigate') {\n return false;\n }\n const pathnameAndSearch = url.pathname + url.search;\n for (const regExp of this._denylist) {\n if (regExp.test(pathnameAndSearch)) {\n if (process.env.NODE_ENV !== 'production') {\n logger.log(`The navigation route ${pathnameAndSearch} is not ` +\n `being used, since the URL matches this denylist pattern: ` +\n `${regExp.toString()}`);\n }\n return false;\n }\n }\n if (this._allowlist.some((regExp) => regExp.test(pathnameAndSearch))) {\n if (process.env.NODE_ENV !== 'production') {\n logger.debug(`The navigation route ${pathnameAndSearch} ` + `is being used.`);\n }\n return true;\n }\n if (process.env.NODE_ENV !== 'production') {\n logger.log(`The navigation route ${pathnameAndSearch} is not ` +\n `being used, since the URL being navigated to doesn't ` +\n `match the allowlist.`);\n }\n return false;\n }\n}\nexport { NavigationRoute };\n","/*\n Copyright 2019 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { logger } from 'workbox-core/_private/logger.js';\nimport { WorkboxError } from 'workbox-core/_private/WorkboxError.js';\nimport { Route } from './Route.js';\nimport { RegExpRoute } from './RegExpRoute.js';\nimport { getOrCreateDefaultRouter } from './utils/getOrCreateDefaultRouter.js';\nimport './_version.js';\n/**\n * Easily register a RegExp, string, or function with a caching\n * strategy to a singleton Router instance.\n *\n * This method will generate a Route for you if needed and\n * call {@link workbox-routing.Router#registerRoute}.\n *\n * @param {RegExp|string|workbox-routing.Route~matchCallback|workbox-routing.Route} capture\n * If the capture param is a `Route`, all other arguments will be ignored.\n * @param {workbox-routing~handlerCallback} [handler] A callback\n * function that returns a Promise resulting in a Response. This parameter\n * is required if `capture` is not a `Route` object.\n * @param {string} [method='GET'] The HTTP method to match the Route\n * against.\n * @return {workbox-routing.Route} The generated `Route`.\n *\n * @memberof workbox-routing\n */\nfunction registerRoute(capture, handler, method) {\n let route;\n if (typeof capture === 'string') {\n const captureUrl = new URL(capture, location.href);\n if (process.env.NODE_ENV !== 'production') {\n if (!(capture.startsWith('/') || capture.startsWith('http'))) {\n throw new WorkboxError('invalid-string', {\n moduleName: 'workbox-routing',\n funcName: 'registerRoute',\n paramName: 'capture',\n });\n }\n // We want to check if Express-style wildcards are in the pathname only.\n // TODO: Remove this log message in v4.\n const valueToCheck = capture.startsWith('http')\n ? captureUrl.pathname\n : capture;\n // See https://github.com/pillarjs/path-to-regexp#parameters\n const wildcards = '[*:?+]';\n if (new RegExp(`${wildcards}`).exec(valueToCheck)) {\n logger.debug(`The '$capture' parameter contains an Express-style wildcard ` +\n `character (${wildcards}). Strings are now always interpreted as ` +\n `exact matches; use a RegExp for partial or wildcard matches.`);\n }\n }\n const matchCallback = ({ url }) => {\n if (process.env.NODE_ENV !== 'production') {\n if (url.pathname === captureUrl.pathname &&\n url.origin !== captureUrl.origin) {\n logger.debug(`${capture} only partially matches the cross-origin URL ` +\n `${url.toString()}. This route will only handle cross-origin requests ` +\n `if they match the entire URL.`);\n }\n }\n return url.href === captureUrl.href;\n };\n // If `capture` is a string then `handler` and `method` must be present.\n route = new Route(matchCallback, handler, method);\n }\n else if (capture instanceof RegExp) {\n // If `capture` is a `RegExp` then `handler` and `method` must be present.\n route = new RegExpRoute(capture, handler, method);\n }\n else if (typeof capture === 'function') {\n // If `capture` is a function then `handler` and `method` must be present.\n route = new Route(capture, handler, method);\n }\n else if (capture instanceof Route) {\n route = capture;\n }\n else {\n throw new WorkboxError('unsupported-route-type', {\n moduleName: 'workbox-routing',\n funcName: 'registerRoute',\n paramName: 'capture',\n });\n }\n const defaultRouter = getOrCreateDefaultRouter();\n defaultRouter.registerRoute(route);\n return route;\n}\nexport { registerRoute };\n","/*\n Copyright 2019 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { getOrCreateDefaultRouter } from './utils/getOrCreateDefaultRouter.js';\nimport './_version.js';\n/**\n * If a Route throws an error while handling a request, this `handler`\n * will be called and given a chance to provide a response.\n *\n * @param {workbox-routing~handlerCallback} handler A callback\n * function that returns a Promise resulting in a Response.\n *\n * @memberof workbox-routing\n */\nfunction setCatchHandler(handler) {\n const defaultRouter = getOrCreateDefaultRouter();\n defaultRouter.setCatchHandler(handler);\n}\nexport { setCatchHandler };\n","/*\n Copyright 2019 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\nimport { getOrCreateDefaultRouter } from './utils/getOrCreateDefaultRouter.js';\nimport './_version.js';\n/**\n * Define a default `handler` that's called when no routes explicitly\n * match the incoming request.\n *\n * Without a default handler, unmatched requests will go against the\n * network as if there were no service worker present.\n *\n * @param {workbox-routing~handlerCallback} handler A callback\n * function that returns a Promise resulting in a Response.\n *\n * @memberof workbox-routing\n */\nfunction setDefaultHandler(handler) {\n const defaultRouter = getOrCreateDefaultRouter();\n defaultRouter.setDefaultHandler(handler);\n}\nexport { setDefaultHandler 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