v1.0 with SW PWA enabled

frontend/node_modules/workbox-routing/build/workbox-routing.dev.js

@@ -0,0 +1,884 @@
+this.workbox = this.workbox || {};
+this.workbox.routing = (function (exports, assert_js, logger_js, WorkboxError_js, getFriendlyURL_js) {
+    'use strict';
+
+    // @ts-ignore
+    try {
+      self['workbox:routing:7.3.0'] && _();
+    } catch (e) {}
+
+    /*
+      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.
+    */
+    /**
+     * The default HTTP method, 'GET', used when there's no specific method
+     * configured for a route.
+     *
+     * @type {string}
+     *
+     * @private
+     */
+    const defaultMethod = 'GET';
+    /**
+     * The list of valid HTTP methods associated with requests that could be routed.
+     *
+     * @type {Array<string>}
+     *
+     * @private
+     */
+    const validMethods = ['DELETE', 'GET', 'HEAD', 'PATCH', 'POST', 'PUT'];
+
+    /*
+      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.
+    */
+    /**
+     * @param {function()|Object} handler Either a function, or an object with a
+     * 'handle' method.
+     * @return {Object} An object with a handle method.
+     *
+     * @private
+     */
+    const normalizeHandler = handler => {
+      if (handler && typeof handler === 'object') {
+        {
+          assert_js.assert.hasMethod(handler, 'handle', {
+            moduleName: 'workbox-routing',
+            className: 'Route',
+            funcName: 'constructor',
+            paramName: 'handler'
+          });
+        }
+        return handler;
+      } else {
+        {
+          assert_js.assert.isType(handler, 'function', {
+            moduleName: 'workbox-routing',
+            className: 'Route',
+            funcName: 'constructor',
+            paramName: 'handler'
+          });
+        }
+        return {
+          handle: handler
+        };
+      }
+    };
+
+    /*
+      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.
+    */
+    /**
+     * A `Route` consists of a pair of callback functions, "match" and "handler".
+     * The "match" callback determine if a route should be used to "handle" a
+     * request by returning a non-falsy value if it can. The "handler" callback
+     * is called when there is a match and should return a Promise that resolves
+     * to a `Response`.
+     *
+     * @memberof workbox-routing
+     */
+    class Route {
+      /**
+       * Constructor for Route class.
+       *
+       * @param {workbox-routing~matchCallback} match
+       * A callback function that determines whether the route matches a given
+       * `fetch` event by returning a non-falsy value.
+       * @param {workbox-routing~handlerCallback} handler A callback
+       * function that returns a Promise resolving to a Response.
+       * @param {string} [method='GET'] The HTTP method to match the Route
+       * against.
+       */
+      constructor(match, handler, method = defaultMethod) {
+        {
+          assert_js.assert.isType(match, 'function', {
+            moduleName: 'workbox-routing',
+            className: 'Route',
+            funcName: 'constructor',
+            paramName: 'match'
+          });
+          if (method) {
+            assert_js.assert.isOneOf(method, validMethods, {
+              paramName: 'method'
+            });
+          }
+        }
+        // These values are referenced directly by Router so cannot be
+        // altered by minificaton.
+        this.handler = normalizeHandler(handler);
+        this.match = match;
+        this.method = method;
+      }
+      /**
+       *
+       * @param {workbox-routing-handlerCallback} handler A callback
+       * function that returns a Promise resolving to a Response
+       */
+      setCatchHandler(handler) {
+        this.catchHandler = normalizeHandler(handler);
+      }
+    }
+
+    /*
+      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.
+    */
+    /**
+     * NavigationRoute makes it easy to create a
+     * {@link workbox-routing.Route} that matches for browser
+     * [navigation requests]{@link https://developers.google.com/web/fundamentals/primers/service-workers/high-performance-loading#first_what_are_navigation_requests}.
+     *
+     * It will only match incoming Requests whose
+     * {@link https://fetch.spec.whatwg.org/#concept-request-mode|mode}
+     * is set to `navigate`.
+     *
+     * You can optionally only apply this route to a subset of navigation requests
+     * by using one or both of the `denylist` and `allowlist` parameters.
+     *
+     * @memberof workbox-routing
+     * @extends workbox-routing.Route
+     */
+    class NavigationRoute extends Route {
+      /**
+       * If both `denylist` and `allowlist` are provided, the `denylist` will
+       * take precedence and the request will not match this route.
+       *
+       * The regular expressions in `allowlist` and `denylist`
+       * are matched against the concatenated
+       * [`pathname`]{@link https://developer.mozilla.org/en-US/docs/Web/API/HTMLHyperlinkElementUtils/pathname}
+       * and [`search`]{@link https://developer.mozilla.org/en-US/docs/Web/API/HTMLHyperlinkElementUtils/search}
+       * portions of the requested URL.
+       *
+       * *Note*: These RegExps may be evaluated against every destination URL during
+       * a navigation. Avoid using
+       * [complex RegExps](https://github.com/GoogleChrome/workbox/issues/3077),
+       * or else your users may see delays when navigating your site.
+       *
+       * @param {workbox-routing~handlerCallback} handler A callback
+       * function that returns a Promise resulting in a Response.
+       * @param {Object} options
+       * @param {Array<RegExp>} [options.denylist] If any of these patterns match,
+       * the route will not handle the request (even if a allowlist RegExp matches).
+       * @param {Array<RegExp>} [options.allowlist=[/./]] If any of these patterns
+       * match the URL's pathname and search parameter, the route will handle the
+       * request (assuming the denylist doesn't match).
+       */
+      constructor(handler, {
+        allowlist = [/./],
+        denylist = []
+      } = {}) {
+        {
+          assert_js.assert.isArrayOfClass(allowlist, RegExp, {
+            moduleName: 'workbox-routing',
+            className: 'NavigationRoute',
+            funcName: 'constructor',
+            paramName: 'options.allowlist'
+          });
+          assert_js.assert.isArrayOfClass(denylist, RegExp, {
+            moduleName: 'workbox-routing',
+            className: 'NavigationRoute',
+            funcName: 'constructor',
+            paramName: 'options.denylist'
+          });
+        }
+        super(options => this._match(options), handler);
+        this._allowlist = allowlist;
+        this._denylist = denylist;
+      }
+      /**
+       * Routes match handler.
+       *
+       * @param {Object} options
+       * @param {URL} options.url
+       * @param {Request} options.request
+       * @return {boolean}
+       *
+       * @private
+       */
+      _match({
+        url,
+        request
+      }) {
+        if (request && request.mode !== 'navigate') {
+          return false;
+        }
+        const pathnameAndSearch = url.pathname + url.search;
+        for (const regExp of this._denylist) {
+          if (regExp.test(pathnameAndSearch)) {
+            {
+              logger_js.logger.log(`The navigation route ${pathnameAndSearch} is not ` + `being used, since the URL matches this denylist pattern: ` + `${regExp.toString()}`);
+            }
+            return false;
+          }
+        }
+        if (this._allowlist.some(regExp => regExp.test(pathnameAndSearch))) {
+          {
+            logger_js.logger.debug(`The navigation route ${pathnameAndSearch} ` + `is being used.`);
+          }
+          return true;
+        }
+        {
+          logger_js.logger.log(`The navigation route ${pathnameAndSearch} is not ` + `being used, since the URL being navigated to doesn't ` + `match the allowlist.`);
+        }
+        return false;
+      }
+    }
+
+    /*
+      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.
+    */
+    /**
+     * RegExpRoute makes it easy to create a regular expression based
+     * {@link workbox-routing.Route}.
+     *
+     * For same-origin requests the RegExp only needs to match part of the URL. For
+     * requests against third-party servers, you must define a RegExp that matches
+     * the start of the URL.
+     *
+     * @memberof workbox-routing
+     * @extends workbox-routing.Route
+     */
+    class RegExpRoute extends Route {
+      /**
+       * If the regular expression contains
+       * [capture groups]{@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp#grouping-back-references},
+       * the captured values will be passed to the
+       * {@link workbox-routing~handlerCallback} `params`
+       * argument.
+       *
+       * @param {RegExp} regExp The regular expression to match against URLs.
+       * @param {workbox-routing~handlerCallback} handler A callback
+       * function that returns a Promise resulting in a Response.
+       * @param {string} [method='GET'] The HTTP method to match the Route
+       * against.
+       */
+      constructor(regExp, handler, method) {
+        {
+          assert_js.assert.isInstance(regExp, RegExp, {
+            moduleName: 'workbox-routing',
+            className: 'RegExpRoute',
+            funcName: 'constructor',
+            paramName: 'pattern'
+          });
+        }
+        const match = ({
+          url
+        }) => {
+          const result = regExp.exec(url.href);
+          // Return immediately if there's no match.
+          if (!result) {
+            return;
+          }
+          // Require that the match start at the first character in the URL string
+          // if it's a cross-origin request.
+          // See https://github.com/GoogleChrome/workbox/issues/281 for the context
+          // behind this behavior.
+          if (url.origin !== location.origin && result.index !== 0) {
+            {
+              logger_js.logger.debug(`The regular expression '${regExp.toString()}' only partially matched ` + `against the cross-origin URL '${url.toString()}'. RegExpRoute's will only ` + `handle cross-origin requests if they match the entire URL.`);
+            }
+            return;
+          }
+          // If the route matches, but there aren't any capture groups defined, then
+          // this will return [], which is truthy and therefore sufficient to
+          // indicate a match.
+          // If there are capture groups, then it will return their values.
+          return result.slice(1);
+        };
+        super(match, handler, method);
+      }
+    }
+
+    /*
+      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.
+    */
+    /**
+     * The Router can be used to process a `FetchEvent` using one or more
+     * {@link workbox-routing.Route}, responding with a `Response` if
+     * a matching route exists.
+     *
+     * If no route matches a given a request, the Router will use a "default"
+     * handler if one is defined.
+     *
+     * Should the matching Route throw an error, the Router will use a "catch"
+     * handler if one is defined to gracefully deal with issues and respond with a
+     * Request.
+     *
+     * If a request matches multiple routes, the **earliest** registered route will
+     * be used to respond to the request.
+     *
+     * @memberof workbox-routing
+     */
+    class Router {
+      /**
+       * Initializes a new Router.
+       */
+      constructor() {
+        this._routes = new Map();
+        this._defaultHandlerMap = new Map();
+      }
+      /**
+       * @return {Map<string, Array<workbox-routing.Route>>} routes A `Map` of HTTP
+       * method name ('GET', etc.) to an array of all the corresponding `Route`
+       * instances that are registered.
+       */
+      get routes() {
+        return this._routes;
+      }
+      /**
+       * Adds a fetch event listener to respond to events when a route matches
+       * the event's request.
+       */
+      addFetchListener() {
+        // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705
+        self.addEventListener('fetch', event => {
+          const {
+            request
+          } = event;
+          const responsePromise = this.handleRequest({
+            request,
+            event
+          });
+          if (responsePromise) {
+            event.respondWith(responsePromise);
+          }
+        });
+      }
+      /**
+       * Adds a message event listener for URLs to cache from the window.
+       * This is useful to cache resources loaded on the page prior to when the
+       * service worker started controlling it.
+       *
+       * The format of the message data sent from the window should be as follows.
+       * Where the `urlsToCache` array may consist of URL strings or an array of
+       * URL string + `requestInit` object (the same as you'd pass to `fetch()`).
+       *
+       * ```
+       * {
+       *   type: 'CACHE_URLS',
+       *   payload: {
+       *     urlsToCache: [
+       *       './script1.js',
+       *       './script2.js',
+       *       ['./script3.js', {mode: 'no-cors'}],
+       *     ],
+       *   },
+       * }
+       * ```
+       */
+      addCacheListener() {
+        // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705
+        self.addEventListener('message', event => {
+          // event.data is type 'any'
+          // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
+          if (event.data && event.data.type === 'CACHE_URLS') {
+            // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
+            const {
+              payload
+            } = event.data;
+            {
+              logger_js.logger.debug(`Caching URLs from the window`, payload.urlsToCache);
+            }
+            const requestPromises = Promise.all(payload.urlsToCache.map(entry => {
+              if (typeof entry === 'string') {
+                entry = [entry];
+              }
+              const request = new Request(...entry);
+              return this.handleRequest({
+                request,
+                event
+              });
+              // TODO(philipwalton): TypeScript errors without this typecast for
+              // some reason (probably a bug). The real type here should work but
+              // doesn't: `Array<Promise<Response> | undefined>`.
+            })); // TypeScript
+            event.waitUntil(requestPromises);
+            // If a MessageChannel was used, reply to the message on success.
+            if (event.ports && event.ports[0]) {
+              void requestPromises.then(() => event.ports[0].postMessage(true));
+            }
+          }
+        });
+      }
+      /**
+       * Apply the routing rules to a FetchEvent object to get a Response from an
+       * appropriate Route's handler.
+       *
+       * @param {Object} options
+       * @param {Request} options.request The request to handle.
+       * @param {ExtendableEvent} options.event The event that triggered the
+       *     request.
+       * @return {Promise<Response>|undefined} A promise is returned if a
+       *     registered route can handle the request. If there is no matching
+       *     route and there's no `defaultHandler`, `undefined` is returned.
+       */
+      handleRequest({
+        request,
+        event
+      }) {
+        {
+          assert_js.assert.isInstance(request, Request, {
+            moduleName: 'workbox-routing',
+            className: 'Router',
+            funcName: 'handleRequest',
+            paramName: 'options.request'
+          });
+        }
+        const url = new URL(request.url, location.href);
+        if (!url.protocol.startsWith('http')) {
+          {
+            logger_js.logger.debug(`Workbox Router only supports URLs that start with 'http'.`);
+          }
+          return;
+        }
+        const sameOrigin = url.origin === location.origin;
+        const {
+          params,
+          route
+        } = this.findMatchingRoute({
+          event,
+          request,
+          sameOrigin,
+          url
+        });
+        let handler = route && route.handler;
+        const debugMessages = [];
+        {
+          if (handler) {
+            debugMessages.push([`Found a route to handle this request:`, route]);
+            if (params) {
+              debugMessages.push([`Passing the following params to the route's handler:`, params]);
+            }
+          }
+        }
+        // If we don't have a handler because there was no matching route, then
+        // fall back to defaultHandler if that's defined.
+        const method = request.method;
+        if (!handler && this._defaultHandlerMap.has(method)) {
+          {
+            debugMessages.push(`Failed to find a matching route. Falling ` + `back to the default handler for ${method}.`);
+          }
+          handler = this._defaultHandlerMap.get(method);
+        }
+        if (!handler) {
+          {
+            // No handler so Workbox will do nothing. If logs is set of debug
+            // i.e. verbose, we should print out this information.
+            logger_js.logger.debug(`No route found for: ${getFriendlyURL_js.getFriendlyURL(url)}`);
+          }
+          return;
+        }
+        {
+          // We have a handler, meaning Workbox is going to handle the route.
+          // print the routing details to the console.
+          logger_js.logger.groupCollapsed(`Router is responding to: ${getFriendlyURL_js.getFriendlyURL(url)}`);
+          debugMessages.forEach(msg => {
+            if (Array.isArray(msg)) {
+              logger_js.logger.log(...msg);
+            } else {
+              logger_js.logger.log(msg);
+            }
+          });
+          logger_js.logger.groupEnd();
+        }
+        // Wrap in try and catch in case the handle method throws a synchronous
+        // error. It should still callback to the catch handler.
+        let responsePromise;
+        try {
+          responsePromise = handler.handle({
+            url,
+            request,
+            event,
+            params
+          });
+        } catch (err) {
+          responsePromise = Promise.reject(err);
+        }
+        // Get route's catch handler, if it exists
+        const catchHandler = route && route.catchHandler;
+        if (responsePromise instanceof Promise && (this._catchHandler || catchHandler)) {
+          responsePromise = responsePromise.catch(async err => {
+            // If there's a route catch handler, process that first
+            if (catchHandler) {
+              {
+                // Still include URL here as it will be async from the console group
+                // and may not make sense without the URL
+                logger_js.logger.groupCollapsed(`Error thrown when responding to: ` + ` ${getFriendlyURL_js.getFriendlyURL(url)}. Falling back to route's Catch Handler.`);
+                logger_js.logger.error(`Error thrown by:`, route);
+                logger_js.logger.error(err);
+                logger_js.logger.groupEnd();
+              }
+              try {
+                return await catchHandler.handle({
+                  url,
+                  request,
+                  event,
+                  params
+                });
+              } catch (catchErr) {
+                if (catchErr instanceof Error) {
+                  err = catchErr;
+                }
+              }
+            }
+            if (this._catchHandler) {
+              {
+                // Still include URL here as it will be async from the console group
+                // and may not make sense without the URL
+                logger_js.logger.groupCollapsed(`Error thrown when responding to: ` + ` ${getFriendlyURL_js.getFriendlyURL(url)}. Falling back to global Catch Handler.`);
+                logger_js.logger.error(`Error thrown by:`, route);
+                logger_js.logger.error(err);
+                logger_js.logger.groupEnd();
+              }
+              return this._catchHandler.handle({
+                url,
+                request,
+                event
+              });
+            }
+            throw err;
+          });
+        }
+        return responsePromise;
+      }
+      /**
+       * Checks a request and URL (and optionally an event) against the list of
+       * registered routes, and if there's a match, returns the corresponding
+       * route along with any params generated by the match.
+       *
+       * @param {Object} options
+       * @param {URL} options.url
+       * @param {boolean} options.sameOrigin The result of comparing `url.origin`
+       *     against the current origin.
+       * @param {Request} options.request The request to match.
+       * @param {Event} options.event The corresponding event.
+       * @return {Object} An object with `route` and `params` properties.
+       *     They are populated if a matching route was found or `undefined`
+       *     otherwise.
+       */
+      findMatchingRoute({
+        url,
+        sameOrigin,
+        request,
+        event
+      }) {
+        const routes = this._routes.get(request.method) || [];
+        for (const route of routes) {
+          let params;
+          // route.match returns type any, not possible to change right now.
+          // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
+          const matchResult = route.match({
+            url,
+            sameOrigin,
+            request,
+            event
+          });
+          if (matchResult) {
+            {
+              // Warn developers that using an async matchCallback is almost always
+              // not the right thing to do.
+              if (matchResult instanceof Promise) {
+                logger_js.logger.warn(`While routing ${getFriendlyURL_js.getFriendlyURL(url)}, an async ` + `matchCallback function was used. Please convert the ` + `following route to use a synchronous matchCallback function:`, route);
+              }
+            }
+            // See https://github.com/GoogleChrome/workbox/issues/2079
+            // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
+            params = matchResult;
+            if (Array.isArray(params) && params.length === 0) {
+              // Instead of passing an empty array in as params, use undefined.
+              params = undefined;
+            } else if (matchResult.constructor === Object &&
+            // eslint-disable-line
+            Object.keys(matchResult).length === 0) {
+              // Instead of passing an empty object in as params, use undefined.
+              params = undefined;
+            } else if (typeof matchResult === 'boolean') {
+              // For the boolean value true (rather than just something truth-y),
+              // don't set params.
+              // See https://github.com/GoogleChrome/workbox/pull/2134#issuecomment-513924353
+              params = undefined;
+            }
+            // Return early if have a match.
+            return {
+              route,
+              params
+            };
+          }
+        }
+        // If no match was found above, return and empty object.
+        return {};
+      }
+      /**
+       * Define a default `handler` that's called when no routes explicitly
+       * match the incoming request.
+       *
+       * Each HTTP method ('GET', 'POST', etc.) gets its own default handler.
+       *
+       * Without a default handler, unmatched requests will go against the
+       * network as if there were no service worker present.
+       *
+       * @param {workbox-routing~handlerCallback} handler A callback
+       * function that returns a Promise resulting in a Response.
+       * @param {string} [method='GET'] The HTTP method to associate with this
+       * default handler. Each method has its own default.
+       */
+      setDefaultHandler(handler, method = defaultMethod) {
+        this._defaultHandlerMap.set(method, normalizeHandler(handler));
+      }
+      /**
+       * If a Route throws an error while handling a request, this `handler`
+       * will be called and given a chance to provide a response.
+       *
+       * @param {workbox-routing~handlerCallback} handler A callback
+       * function that returns a Promise resulting in a Response.
+       */
+      setCatchHandler(handler) {
+        this._catchHandler = normalizeHandler(handler);
+      }
+      /**
+       * Registers a route with the router.
+       *
+       * @param {workbox-routing.Route} route The route to register.
+       */
+      registerRoute(route) {
+        {
+          assert_js.assert.isType(route, 'object', {
+            moduleName: 'workbox-routing',
+            className: 'Router',
+            funcName: 'registerRoute',
+            paramName: 'route'
+          });
+          assert_js.assert.hasMethod(route, 'match', {
+            moduleName: 'workbox-routing',
+            className: 'Router',
+            funcName: 'registerRoute',
+            paramName: 'route'
+          });
+          assert_js.assert.isType(route.handler, 'object', {
+            moduleName: 'workbox-routing',
+            className: 'Router',
+            funcName: 'registerRoute',
+            paramName: 'route'
+          });
+          assert_js.assert.hasMethod(route.handler, 'handle', {
+            moduleName: 'workbox-routing',
+            className: 'Router',
+            funcName: 'registerRoute',
+            paramName: 'route.handler'
+          });
+          assert_js.assert.isType(route.method, 'string', {
+            moduleName: 'workbox-routing',
+            className: 'Router',
+            funcName: 'registerRoute',
+            paramName: 'route.method'
+          });
+        }
+        if (!this._routes.has(route.method)) {
+          this._routes.set(route.method, []);
+        }
+        // Give precedence to all of the earlier routes by adding this additional
+        // route to the end of the array.
+        this._routes.get(route.method).push(route);
+      }
+      /**
+       * Unregisters a route with the router.
+       *
+       * @param {workbox-routing.Route} route The route to unregister.
+       */
+      unregisterRoute(route) {
+        if (!this._routes.has(route.method)) {
+          throw new WorkboxError_js.WorkboxError('unregister-route-but-not-found-with-method', {
+            method: route.method
+          });
+        }
+        const routeIndex = this._routes.get(route.method).indexOf(route);
+        if (routeIndex > -1) {
+          this._routes.get(route.method).splice(routeIndex, 1);
+        } else {
+          throw new WorkboxError_js.WorkboxError('unregister-route-route-not-registered');
+        }
+      }
+    }
+
+    /*
+      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.
+    */
+    let defaultRouter;
+    /**
+     * Creates a new, singleton Router instance if one does not exist. If one
+     * does already exist, that instance is returned.
+     *
+     * @private
+     * @return {Router}
+     */
+    const getOrCreateDefaultRouter = () => {
+      if (!defaultRouter) {
+        defaultRouter = new Router();
+        // The helpers that use the default Router assume these listeners exist.
+        defaultRouter.addFetchListener();
+        defaultRouter.addCacheListener();
+      }
+      return defaultRouter;
+    };
+
+    /*
+      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.
+    */
+    /**
+     * Easily register a RegExp, string, or function with a caching
+     * strategy to a singleton Router instance.
+     *
+     * This method will generate a Route for you if needed and
+     * call {@link workbox-routing.Router#registerRoute}.
+     *
+     * @param {RegExp|string|workbox-routing.Route~matchCallback|workbox-routing.Route} capture
+     * If the capture param is a `Route`, all other arguments will be ignored.
+     * @param {workbox-routing~handlerCallback} [handler] A callback
+     * function that returns a Promise resulting in a Response. This parameter
+     * is required if `capture` is not a `Route` object.
+     * @param {string} [method='GET'] The HTTP method to match the Route
+     * against.
+     * @return {workbox-routing.Route} The generated `Route`.
+     *
+     * @memberof workbox-routing
+     */
+    function registerRoute(capture, handler, method) {
+      let route;
+      if (typeof capture === 'string') {
+        const captureUrl = new URL(capture, location.href);
+        {
+          if (!(capture.startsWith('/') || capture.startsWith('http'))) {
+            throw new WorkboxError_js.WorkboxError('invalid-string', {
+              moduleName: 'workbox-routing',
+              funcName: 'registerRoute',
+              paramName: 'capture'
+            });
+          }
+          // We want to check if Express-style wildcards are in the pathname only.
+          // TODO: Remove this log message in v4.
+          const valueToCheck = capture.startsWith('http') ? captureUrl.pathname : capture;
+          // See https://github.com/pillarjs/path-to-regexp#parameters
+          const wildcards = '[*:?+]';
+          if (new RegExp(`${wildcards}`).exec(valueToCheck)) {
+            logger_js.logger.debug(`The '$capture' parameter contains an Express-style wildcard ` + `character (${wildcards}). Strings are now always interpreted as ` + `exact matches; use a RegExp for partial or wildcard matches.`);
+          }
+        }
+        const matchCallback = ({
+          url
+        }) => {
+          {
+            if (url.pathname === captureUrl.pathname && url.origin !== captureUrl.origin) {
+              logger_js.logger.debug(`${capture} only partially matches the cross-origin URL ` + `${url.toString()}. This route will only handle cross-origin requests ` + `if they match the entire URL.`);
+            }
+          }
+          return url.href === captureUrl.href;
+        };
+        // If `capture` is a string then `handler` and `method` must be present.
+        route = new Route(matchCallback, handler, method);
+      } else if (capture instanceof RegExp) {
+        // If `capture` is a `RegExp` then `handler` and `method` must be present.
+        route = new RegExpRoute(capture, handler, method);
+      } else if (typeof capture === 'function') {
+        // If `capture` is a function then `handler` and `method` must be present.
+        route = new Route(capture, handler, method);
+      } else if (capture instanceof Route) {
+        route = capture;
+      } else {
+        throw new WorkboxError_js.WorkboxError('unsupported-route-type', {
+          moduleName: 'workbox-routing',
+          funcName: 'registerRoute',
+          paramName: 'capture'
+        });
+      }
+      const defaultRouter = getOrCreateDefaultRouter();
+      defaultRouter.registerRoute(route);
+      return route;
+    }
+
+    /*
+      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.
+    */
+    /**
+     * If a Route throws an error while handling a request, this `handler`
+     * will be called and given a chance to provide a response.
+     *
+     * @param {workbox-routing~handlerCallback} handler A callback
+     * function that returns a Promise resulting in a Response.
+     *
+     * @memberof workbox-routing
+     */
+    function setCatchHandler(handler) {
+      const defaultRouter = getOrCreateDefaultRouter();
+      defaultRouter.setCatchHandler(handler);
+    }
+
+    /*
+      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.
+    */
+    /**
+     * Define a default `handler` that's called when no routes explicitly
+     * match the incoming request.
+     *
+     * Without a default handler, unmatched requests will go against the
+     * network as if there were no service worker present.
+     *
+     * @param {workbox-routing~handlerCallback} handler A callback
+     * function that returns a Promise resulting in a Response.
+     *
+     * @memberof workbox-routing
+     */
+    function setDefaultHandler(handler) {
+      const defaultRouter = getOrCreateDefaultRouter();
+      defaultRouter.setDefaultHandler(handler);
+    }
+
+    exports.NavigationRoute = NavigationRoute;
+    exports.RegExpRoute = RegExpRoute;
+    exports.Route = Route;
+    exports.Router = Router;
+    exports.registerRoute = registerRoute;
+    exports.setCatchHandler = setCatchHandler;
+    exports.setDefaultHandler = setDefaultHandler;
+
+    return exports;
+
+})({}, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private);
+//# sourceMappingURL=workbox-routing.dev.js.map

frontend/node_modules/workbox-routing/build/workbox-routing.prod.js

@@ -0,0 +1,2 @@
+this.workbox=this.workbox||{},this.workbox.routing=function(t,e){"use strict";try{self["workbox:routing:7.3.0"]&&_()}catch(t){}const s=t=>t&&"object"==typeof t?t:{handle:t};class r{constructor(t,e,r="GET"){this.handler=s(e),this.match=t,this.method=r}setCatchHandler(t){this.catchHandler=s(t)}}class n extends r{constructor(t,e,s){super((({url:e})=>{const s=t.exec(e.href);if(s&&(e.origin===location.origin||0===s.index))return s.slice(1)}),e,s)}}class i{constructor(){this.C=new Map,this.L=new Map}get routes(){return this.C}addFetchListener(){self.addEventListener("fetch",(t=>{const{request:e}=t,s=this.handleRequest({request:e,event:t});s&&t.respondWith(s)}))}addCacheListener(){self.addEventListener("message",(t=>{if(t.data&&"CACHE_URLS"===t.data.type){const{payload:e}=t.data,s=Promise.all(e.urlsToCache.map((e=>{"string"==typeof e&&(e=[e]);const s=new Request(...e);return this.handleRequest({request:s,event:t})})));t.waitUntil(s),t.ports&&t.ports[0]&&s.then((()=>t.ports[0].postMessage(!0)))}}))}handleRequest({request:t,event:e}){const s=new URL(t.url,location.href);if(!s.protocol.startsWith("http"))return;const r=s.origin===location.origin,{params:n,route:i}=this.findMatchingRoute({event:e,request:t,sameOrigin:r,url:s});let o=i&&i.handler;const u=t.method;if(!o&&this.L.has(u)&&(o=this.L.get(u)),!o)return;let c;try{c=o.handle({url:s,request:t,event:e,params:n})}catch(t){c=Promise.reject(t)}const a=i&&i.catchHandler;return c instanceof Promise&&(this.H||a)&&(c=c.catch((async r=>{if(a)try{return await a.handle({url:s,request:t,event:e,params:n})}catch(t){t instanceof Error&&(r=t)}if(this.H)return this.H.handle({url:s,request:t,event:e});throw r}))),c}findMatchingRoute({url:t,sameOrigin:e,request:s,event:r}){const n=this.C.get(s.method)||[];for(const i of n){let n;const o=i.match({url:t,sameOrigin:e,request:s,event:r});if(o)return n=o,(Array.isArray(n)&&0===n.length||o.constructor===Object&&0===Object.keys(o).length||"boolean"==typeof o)&&(n=void 0),{route:i,params:n}}return{}}setDefaultHandler(t,e="GET"){this.L.set(e,s(t))}setCatchHandler(t){this.H=s(t)}registerRoute(t){this.C.has(t.method)||this.C.set(t.method,[]),this.C.get(t.method).push(t)}unregisterRoute(t){if(!this.C.has(t.method))throw new e.WorkboxError("unregister-route-but-not-found-with-method",{method:t.method});const s=this.C.get(t.method).indexOf(t);if(!(s>-1))throw new e.WorkboxError("unregister-route-route-not-registered");this.C.get(t.method).splice(s,1)}}let o;const u=()=>(o||(o=new i,o.addFetchListener(),o.addCacheListener()),o);return t.NavigationRoute=class extends r{constructor(t,{allowlist:e=[/./],denylist:s=[]}={}){super((t=>this.j(t)),t),this.M=e,this.N=s}j({url:t,request:e}){if(e&&"navigate"!==e.mode)return!1;const s=t.pathname+t.search;for(const t of this.N)if(t.test(s))return!1;return!!this.M.some((t=>t.test(s)))}},t.RegExpRoute=n,t.Route=r,t.Router=i,t.registerRoute=function(t,s,i){let o;if("string"==typeof t){const e=new URL(t,location.href);o=new r((({url:t})=>t.href===e.href),s,i)}else if(t instanceof RegExp)o=new n(t,s,i);else if("function"==typeof t)o=new r(t,s,i);else{if(!(t instanceof r))throw new e.WorkboxError("unsupported-route-type",{moduleName:"workbox-routing",funcName:"registerRoute",paramName:"capture"});o=t}return u().registerRoute(o),o},t.setCatchHandler=function(t){u().setCatchHandler(t)},t.setDefaultHandler=function(t){u().setDefaultHandler(t)},t}({},workbox.core._private);
+//# sourceMappingURL=workbox-routing.prod.js.map