886 lines
28 KiB
JavaScript
886 lines
28 KiB
JavaScript
try {
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self['workbox:window:4.3.1'] && _();
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} catch (e) {} // eslint-disable-line
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/*
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Copyright 2019 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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/**
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* Sends a data object to a service worker via `postMessage` and resolves with
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* a response (if any).
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*
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* A response can be set in a message handler in the service worker by
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* calling `event.ports[0].postMessage(...)`, which will resolve the promise
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* returned by `messageSW()`. If no response is set, the promise will not
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* resolve.
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*
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* @param {ServiceWorker} sw The service worker to send the message to.
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* @param {Object} data An object to send to the service worker.
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* @return {Promise<Object|undefined>}
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*
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* @memberof module:workbox-window
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*/
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var messageSW = function messageSW(sw, data) {
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return new Promise(function (resolve) {
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var messageChannel = new MessageChannel();
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messageChannel.port1.onmessage = function (evt) {
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return resolve(evt.data);
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};
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sw.postMessage(data, [messageChannel.port2]);
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});
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};
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function _defineProperties(target, props) {
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for (var i = 0; i < props.length; i++) {
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var descriptor = props[i];
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descriptor.enumerable = descriptor.enumerable || false;
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descriptor.configurable = true;
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if ("value" in descriptor) descriptor.writable = true;
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Object.defineProperty(target, descriptor.key, descriptor);
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}
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}
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function _createClass(Constructor, protoProps, staticProps) {
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if (protoProps) _defineProperties(Constructor.prototype, protoProps);
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if (staticProps) _defineProperties(Constructor, staticProps);
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return Constructor;
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}
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function _inheritsLoose(subClass, superClass) {
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subClass.prototype = Object.create(superClass.prototype);
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subClass.prototype.constructor = subClass;
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subClass.__proto__ = superClass;
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}
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function _assertThisInitialized(self) {
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if (self === void 0) {
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throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
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}
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return self;
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}
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try {
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self['workbox:core:4.3.1'] && _();
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} catch (e) {} // eslint-disable-line
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/*
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Copyright 2018 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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/**
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* The Deferred class composes Promises in a way that allows for them to be
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* resolved or rejected from outside the constructor. In most cases promises
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* should be used directly, but Deferreds can be necessary when the logic to
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* resolve a promise must be separate.
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*
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* @private
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*/
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var Deferred =
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/**
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* Creates a promise and exposes its resolve and reject functions as methods.
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*/
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function Deferred() {
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var _this = this;
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this.promise = new Promise(function (resolve, reject) {
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_this.resolve = resolve;
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_this.reject = reject;
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});
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};
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/*
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Copyright 2019 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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var logger = function () {
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var inGroup = false;
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var methodToColorMap = {
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debug: "#7f8c8d",
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// Gray
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log: "#2ecc71",
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// Green
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warn: "#f39c12",
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// Yellow
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error: "#c0392b",
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// Red
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groupCollapsed: "#3498db",
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// Blue
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groupEnd: null // No colored prefix on groupEnd
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};
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var print = function print(method, args) {
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var _console2;
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if (method === 'groupCollapsed') {
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// Safari doesn't print all console.groupCollapsed() arguments:
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// https://bugs.webkit.org/show_bug.cgi?id=182754
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if (/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) {
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var _console;
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(_console = console)[method].apply(_console, args);
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return;
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}
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}
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var styles = ["background: " + methodToColorMap[method], "border-radius: 0.5em", "color: white", "font-weight: bold", "padding: 2px 0.5em"]; // When in a group, the workbox prefix is not displayed.
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var logPrefix = inGroup ? [] : ['%cworkbox', styles.join(';')];
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(_console2 = console)[method].apply(_console2, logPrefix.concat(args));
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if (method === 'groupCollapsed') {
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inGroup = true;
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}
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if (method === 'groupEnd') {
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inGroup = false;
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}
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};
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var api = {};
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var _arr = Object.keys(methodToColorMap);
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var _loop = function _loop() {
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var method = _arr[_i];
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api[method] = function () {
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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print(method, args);
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};
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};
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for (var _i = 0; _i < _arr.length; _i++) {
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_loop();
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}
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return api;
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}();
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/*
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Copyright 2019 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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/**
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* A minimal `EventTarget` shim.
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* This is necessary because not all browsers support constructable
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* `EventTarget`, so using a real `EventTarget` will error.
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* @private
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*/
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var EventTargetShim =
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/*#__PURE__*/
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function () {
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/**
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* Creates an event listener registry
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*
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* @private
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*/
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function EventTargetShim() {
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// A registry of event types to listeners.
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this._eventListenerRegistry = {};
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}
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/**
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* @param {string} type
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* @param {Function} listener
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* @private
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*/
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var _proto = EventTargetShim.prototype;
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_proto.addEventListener = function addEventListener(type, listener) {
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this._getEventListenersByType(type).add(listener);
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};
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/**
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* @param {string} type
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* @param {Function} listener
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* @private
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*/
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_proto.removeEventListener = function removeEventListener(type, listener) {
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this._getEventListenersByType(type).delete(listener);
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};
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/**
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* @param {Event} event
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* @private
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*/
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_proto.dispatchEvent = function dispatchEvent(event) {
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event.target = this;
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this._getEventListenersByType(event.type).forEach(function (listener) {
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return listener(event);
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});
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};
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/**
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* Returns a Set of listeners associated with the passed event type.
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* If no handlers have been registered, an empty Set is returned.
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*
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* @param {string} type The event type.
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* @return {Set} An array of handler functions.
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* @private
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*/
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_proto._getEventListenersByType = function _getEventListenersByType(type) {
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return this._eventListenerRegistry[type] = this._eventListenerRegistry[type] || new Set();
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};
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return EventTargetShim;
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}();
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/*
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Copyright 2019 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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/**
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* Returns true if two URLs have the same `.href` property. The URLS can be
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* relative, and if they are the current location href is used to resolve URLs.
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*
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* @private
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* @param {string} url1
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* @param {string} url2
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* @return {boolean}
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*/
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var urlsMatch = function urlsMatch(url1, url2) {
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return new URL(url1, location).href === new URL(url2, location).href;
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};
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/*
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Copyright 2019 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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/**
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* A minimal `Event` subclass shim.
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* This doesn't *actually* subclass `Event` because not all browsers support
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* constructable `EventTarget`, and using a real `Event` will error.
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* @private
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*/
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var WorkboxEvent =
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/**
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* @param {string} type
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* @param {Object} props
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*/
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function WorkboxEvent(type, props) {
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Object.assign(this, props, {
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type: type
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});
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};
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function _catch(body, recover) {
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try {
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var result = body();
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} catch (e) {
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return recover(e);
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}
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if (result && result.then) {
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return result.then(void 0, recover);
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}
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return result;
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}
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function _async(f) {
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return function () {
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for (var args = [], i = 0; i < arguments.length; i++) {
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args[i] = arguments[i];
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}
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try {
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return Promise.resolve(f.apply(this, args));
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} catch (e) {
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return Promise.reject(e);
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}
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};
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}
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function _invoke(body, then) {
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var result = body();
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if (result && result.then) {
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return result.then(then);
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}
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return then(result);
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}
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function _await(value, then, direct) {
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if (direct) {
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return then ? then(value) : value;
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}
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if (!value || !value.then) {
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value = Promise.resolve(value);
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}
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return then ? value.then(then) : value;
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}
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function _awaitIgnored(value, direct) {
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if (!direct) {
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return value && value.then ? value.then(_empty) : Promise.resolve();
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}
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}
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function _empty() {}
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// `skipWaiting()` wasn't called. This 200 amount wasn't scientifically
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// chosen, but it seems to avoid false positives in my testing.
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var WAITING_TIMEOUT_DURATION = 200; // The amount of time after a registration that we can reasonably conclude
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// that the registration didn't trigger an update.
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var REGISTRATION_TIMEOUT_DURATION = 60000;
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/**
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* A class to aid in handling service worker registration, updates, and
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* reacting to service worker lifecycle events.
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*
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* @fires [message]{@link module:workbox-window.Workbox#message}
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* @fires [installed]{@link module:workbox-window.Workbox#installed}
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* @fires [waiting]{@link module:workbox-window.Workbox#waiting}
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* @fires [controlling]{@link module:workbox-window.Workbox#controlling}
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* @fires [activated]{@link module:workbox-window.Workbox#activated}
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* @fires [redundant]{@link module:workbox-window.Workbox#redundant}
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* @fires [externalinstalled]{@link module:workbox-window.Workbox#externalinstalled}
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* @fires [externalwaiting]{@link module:workbox-window.Workbox#externalwaiting}
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* @fires [externalactivated]{@link module:workbox-window.Workbox#externalactivated}
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*
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* @memberof module:workbox-window
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*/
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var Workbox =
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/*#__PURE__*/
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function (_EventTargetShim) {
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_inheritsLoose(Workbox, _EventTargetShim);
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/**
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* Creates a new Workbox instance with a script URL and service worker
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* options. The script URL and options are the same as those used when
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* calling `navigator.serviceWorker.register(scriptURL, options)`. See:
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* https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/register
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*
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* @param {string} scriptURL The service worker script associated with this
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* instance.
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* @param {Object} [registerOptions] The service worker options associated
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* with this instance.
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*/
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function Workbox(scriptURL, registerOptions) {
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var _this;
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if (registerOptions === void 0) {
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registerOptions = {};
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}
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_this = _EventTargetShim.call(this) || this;
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_this._scriptURL = scriptURL;
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_this._registerOptions = registerOptions;
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_this._updateFoundCount = 0; // Deferreds we can resolve later.
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_this._swDeferred = new Deferred();
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_this._activeDeferred = new Deferred();
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_this._controllingDeferred = new Deferred(); // Bind event handler callbacks.
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_this._onMessage = _this._onMessage.bind(_assertThisInitialized(_assertThisInitialized(_this)));
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_this._onStateChange = _this._onStateChange.bind(_assertThisInitialized(_assertThisInitialized(_this)));
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_this._onUpdateFound = _this._onUpdateFound.bind(_assertThisInitialized(_assertThisInitialized(_this)));
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_this._onControllerChange = _this._onControllerChange.bind(_assertThisInitialized(_assertThisInitialized(_this)));
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return _this;
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}
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/**
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* Registers a service worker for this instances script URL and service
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* worker options. By default this method delays registration until after
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* the window has loaded.
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*
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* @param {Object} [options]
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* @param {Function} [options.immediate=false] Setting this to true will
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* register the service worker immediately, even if the window has
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* not loaded (not recommended).
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*/
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var _proto = Workbox.prototype;
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_proto.register = _async(function (_temp) {
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var _this2 = this;
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var _ref = _temp === void 0 ? {} : _temp,
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_ref$immediate = _ref.immediate,
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immediate = _ref$immediate === void 0 ? false : _ref$immediate;
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{
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if (_this2._registrationTime) {
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logger.error('Cannot re-register a Workbox instance after it has ' + 'been registered. Create a new instance instead.');
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return;
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}
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}
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return _invoke(function () {
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if (!immediate && document.readyState !== 'complete') {
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return _awaitIgnored(new Promise(function (res) {
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return addEventListener('load', res);
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}));
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}
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}, function () {
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// Set this flag to true if any service worker was controlling the page
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// at registration time.
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_this2._isUpdate = Boolean(navigator.serviceWorker.controller); // Before registering, attempt to determine if a SW is already controlling
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// the page, and if that SW script (and version, if specified) matches this
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// instance's script.
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_this2._compatibleControllingSW = _this2._getControllingSWIfCompatible();
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return _await(_this2._registerScript(), function (_this2$_registerScrip) {
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_this2._registration = _this2$_registerScrip;
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// If we have a compatible controller, store the controller as the "own"
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// SW, resolve active/controlling deferreds and add necessary listeners.
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if (_this2._compatibleControllingSW) {
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_this2._sw = _this2._compatibleControllingSW;
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_this2._activeDeferred.resolve(_this2._compatibleControllingSW);
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_this2._controllingDeferred.resolve(_this2._compatibleControllingSW);
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_this2._reportWindowReady(_this2._compatibleControllingSW);
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_this2._compatibleControllingSW.addEventListener('statechange', _this2._onStateChange, {
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once: true
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});
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} // If there's a waiting service worker with a matching URL before the
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// `updatefound` event fires, it likely means that this site is open
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// in another tab, or the user refreshed the page (and thus the prevoius
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// page wasn't fully unloaded before this page started loading).
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// https://developers.google.com/web/fundamentals/primers/service-workers/lifecycle#waiting
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var waitingSW = _this2._registration.waiting;
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if (waitingSW && urlsMatch(waitingSW.scriptURL, _this2._scriptURL)) {
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// Store the waiting SW as the "own" Sw, even if it means overwriting
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// a compatible controller.
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_this2._sw = waitingSW; // Run this in the next microtask, so any code that adds an event
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// listener after awaiting `register()` will get this event.
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Promise.resolve().then(function () {
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_this2.dispatchEvent(new WorkboxEvent('waiting', {
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sw: waitingSW,
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wasWaitingBeforeRegister: true
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}));
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{
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logger.warn('A service worker was already waiting to activate ' + 'before this script was registered...');
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}
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});
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} // If an "own" SW is already set, resolve the deferred.
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if (_this2._sw) {
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_this2._swDeferred.resolve(_this2._sw);
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}
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{
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logger.log('Successfully registered service worker.', _this2._scriptURL);
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if (navigator.serviceWorker.controller) {
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if (_this2._compatibleControllingSW) {
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logger.debug('A service worker with the same script URL ' + 'is already controlling this page.');
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} else {
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logger.debug('A service worker with a different script URL is ' + 'currently controlling the page. The browser is now fetching ' + 'the new script now...');
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}
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}
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var currentPageIsOutOfScope = function currentPageIsOutOfScope() {
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var scopeURL = new URL(_this2._registerOptions.scope || _this2._scriptURL, document.baseURI);
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var scopeURLBasePath = new URL('./', scopeURL.href).pathname;
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return !location.pathname.startsWith(scopeURLBasePath);
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};
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if (currentPageIsOutOfScope()) {
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logger.warn('The current page is not in scope for the registered ' + 'service worker. Was this a mistake?');
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}
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}
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_this2._registration.addEventListener('updatefound', _this2._onUpdateFound);
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navigator.serviceWorker.addEventListener('controllerchange', _this2._onControllerChange, {
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once: true
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}); // Add message listeners.
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if ('BroadcastChannel' in self) {
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_this2._broadcastChannel = new BroadcastChannel('workbox');
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_this2._broadcastChannel.addEventListener('message', _this2._onMessage);
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}
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navigator.serviceWorker.addEventListener('message', _this2._onMessage);
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return _this2._registration;
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});
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});
|
|
});
|
|
/**
|
|
* Resolves to the service worker registered by this instance as soon as it
|
|
* is active. If a service worker was already controlling at registration
|
|
* time then it will resolve to that if the script URLs (and optionally
|
|
* script versions) match, otherwise it will wait until an update is found
|
|
* and activates.
|
|
*
|
|
* @return {Promise<ServiceWorker>}
|
|
*/
|
|
|
|
/**
|
|
* Resolves with a reference to a service worker that matches the script URL
|
|
* of this instance, as soon as it's available.
|
|
*
|
|
* If, at registration time, there's already an active or waiting service
|
|
* worker with a matching script URL, it will be used (with the waiting
|
|
* service worker taking precedence over the active service worker if both
|
|
* match, since the waiting service worker would have been registered more
|
|
* recently).
|
|
* If there's no matching active or waiting service worker at registration
|
|
* time then the promise will not resolve until an update is found and starts
|
|
* installing, at which point the installing service worker is used.
|
|
*
|
|
* @return {Promise<ServiceWorker>}
|
|
*/
|
|
_proto.getSW = _async(function () {
|
|
var _this3 = this;
|
|
|
|
// If `this._sw` is set, resolve with that as we want `getSW()` to
|
|
// return the correct (new) service worker if an update is found.
|
|
return _this3._sw || _this3._swDeferred.promise;
|
|
});
|
|
/**
|
|
* Sends the passed data object to the service worker registered by this
|
|
* instance (via [`getSW()`]{@link module:workbox-window.Workbox#getSW}) and resolves
|
|
* with a response (if any).
|
|
*
|
|
* A response can be set in a message handler in the service worker by
|
|
* calling `event.ports[0].postMessage(...)`, which will resolve the promise
|
|
* returned by `messageSW()`. If no response is set, the promise will never
|
|
* resolve.
|
|
*
|
|
* @param {Object} data An object to send to the service worker
|
|
* @return {Promise<Object>}
|
|
*/
|
|
|
|
_proto.messageSW = _async(function (data) {
|
|
var _this4 = this;
|
|
|
|
return _await(_this4.getSW(), function (sw) {
|
|
return messageSW(sw, data);
|
|
});
|
|
});
|
|
/**
|
|
* Checks for a service worker already controlling the page and returns
|
|
* it if its script URL matchs.
|
|
*
|
|
* @private
|
|
* @return {ServiceWorker|undefined}
|
|
*/
|
|
|
|
_proto._getControllingSWIfCompatible = function _getControllingSWIfCompatible() {
|
|
var controller = navigator.serviceWorker.controller;
|
|
|
|
if (controller && urlsMatch(controller.scriptURL, this._scriptURL)) {
|
|
return controller;
|
|
}
|
|
};
|
|
/**
|
|
* Registers a service worker for this instances script URL and register
|
|
* options and tracks the time registration was complete.
|
|
*
|
|
* @private
|
|
*/
|
|
|
|
|
|
_proto._registerScript = _async(function () {
|
|
var _this5 = this;
|
|
|
|
return _catch(function () {
|
|
return _await(navigator.serviceWorker.register(_this5._scriptURL, _this5._registerOptions), function (reg) {
|
|
// Keep track of when registration happened, so it can be used in the
|
|
// `this._onUpdateFound` heuristic. Also use the presence of this
|
|
// property as a way to see if `.register()` has been called.
|
|
_this5._registrationTime = performance.now();
|
|
return reg;
|
|
});
|
|
}, function (error) {
|
|
{
|
|
logger.error(error);
|
|
} // Re-throw the error.
|
|
|
|
|
|
throw error;
|
|
});
|
|
});
|
|
/**
|
|
* Sends a message to the passed service worker that the window is ready.
|
|
*
|
|
* @param {ServiceWorker} sw
|
|
* @private
|
|
*/
|
|
|
|
_proto._reportWindowReady = function _reportWindowReady(sw) {
|
|
messageSW(sw, {
|
|
type: 'WINDOW_READY',
|
|
meta: 'workbox-window'
|
|
});
|
|
};
|
|
/**
|
|
* @private
|
|
*/
|
|
|
|
|
|
_proto._onUpdateFound = function _onUpdateFound() {
|
|
var installingSW = this._registration.installing; // If the script URL passed to `navigator.serviceWorker.register()` is
|
|
// different from the current controlling SW's script URL, we know any
|
|
// successful registration calls will trigger an `updatefound` event.
|
|
// But if the registered script URL is the same as the current controlling
|
|
// SW's script URL, we'll only get an `updatefound` event if the file
|
|
// changed since it was last registered. This can be a problem if the user
|
|
// opens up the same page in a different tab, and that page registers
|
|
// a SW that triggers an update. It's a problem because this page has no
|
|
// good way of knowing whether the `updatefound` event came from the SW
|
|
// script it registered or from a registration attempt made by a newer
|
|
// version of the page running in another tab.
|
|
// To minimize the possibility of a false positive, we use the logic here:
|
|
|
|
var updateLikelyTriggeredExternally = // Since we enforce only calling `register()` once, and since we don't
|
|
// add the `updatefound` event listener until the `register()` call, if
|
|
// `_updateFoundCount` is > 0 then it means this method has already
|
|
// been called, thus this SW must be external
|
|
this._updateFoundCount > 0 || // If the script URL of the installing SW is different from this
|
|
// instance's script URL, we know it's definitely not from our
|
|
// registration.
|
|
!urlsMatch(installingSW.scriptURL, this._scriptURL) || // If all of the above are false, then we use a time-based heuristic:
|
|
// Any `updatefound` event that occurs long after our registration is
|
|
// assumed to be external.
|
|
performance.now() > this._registrationTime + REGISTRATION_TIMEOUT_DURATION ? // If any of the above are not true, we assume the update was
|
|
// triggered by this instance.
|
|
true : false;
|
|
|
|
if (updateLikelyTriggeredExternally) {
|
|
this._externalSW = installingSW;
|
|
|
|
this._registration.removeEventListener('updatefound', this._onUpdateFound);
|
|
} else {
|
|
// If the update was not triggered externally we know the installing
|
|
// SW is the one we registered, so we set it.
|
|
this._sw = installingSW;
|
|
|
|
this._swDeferred.resolve(installingSW); // The `installing` state isn't something we have a dedicated
|
|
// callback for, but we do log messages for it in development.
|
|
|
|
|
|
{
|
|
if (navigator.serviceWorker.controller) {
|
|
logger.log('Updated service worker found. Installing now...');
|
|
} else {
|
|
logger.log('Service worker is installing...');
|
|
}
|
|
}
|
|
} // Increment the `updatefound` count, so future invocations of this
|
|
// method can be sure they were triggered externally.
|
|
|
|
|
|
++this._updateFoundCount; // Add a `statechange` listener regardless of whether this update was
|
|
// triggered externally, since we have callbacks for both.
|
|
|
|
installingSW.addEventListener('statechange', this._onStateChange);
|
|
};
|
|
/**
|
|
* @private
|
|
* @param {Event} originalEvent
|
|
*/
|
|
|
|
|
|
_proto._onStateChange = function _onStateChange(originalEvent) {
|
|
var _this6 = this;
|
|
|
|
var sw = originalEvent.target;
|
|
var state = sw.state;
|
|
var isExternal = sw === this._externalSW;
|
|
var eventPrefix = isExternal ? 'external' : '';
|
|
var eventProps = {
|
|
sw: sw,
|
|
originalEvent: originalEvent
|
|
};
|
|
|
|
if (!isExternal && this._isUpdate) {
|
|
eventProps.isUpdate = true;
|
|
}
|
|
|
|
this.dispatchEvent(new WorkboxEvent(eventPrefix + state, eventProps));
|
|
|
|
if (state === 'installed') {
|
|
// This timeout is used to ignore cases where the service worker calls
|
|
// `skipWaiting()` in the install event, thus moving it directly in the
|
|
// activating state. (Since all service workers *must* go through the
|
|
// waiting phase, the only way to detect `skipWaiting()` called in the
|
|
// install event is to observe that the time spent in the waiting phase
|
|
// is very short.)
|
|
// NOTE: we don't need separate timeouts for the own and external SWs
|
|
// since they can't go through these phases at the same time.
|
|
this._waitingTimeout = setTimeout(function () {
|
|
// Ensure the SW is still waiting (it may now be redundant).
|
|
if (state === 'installed' && _this6._registration.waiting === sw) {
|
|
_this6.dispatchEvent(new WorkboxEvent(eventPrefix + 'waiting', eventProps));
|
|
|
|
{
|
|
if (isExternal) {
|
|
logger.warn('An external service worker has installed but is ' + 'waiting for this client to close before activating...');
|
|
} else {
|
|
logger.warn('The service worker has installed but is waiting ' + 'for existing clients to close before activating...');
|
|
}
|
|
}
|
|
}
|
|
}, WAITING_TIMEOUT_DURATION);
|
|
} else if (state === 'activating') {
|
|
clearTimeout(this._waitingTimeout);
|
|
|
|
if (!isExternal) {
|
|
this._activeDeferred.resolve(sw);
|
|
}
|
|
}
|
|
|
|
{
|
|
switch (state) {
|
|
case 'installed':
|
|
if (isExternal) {
|
|
logger.warn('An external service worker has installed. ' + 'You may want to suggest users reload this page.');
|
|
} else {
|
|
logger.log('Registered service worker installed.');
|
|
}
|
|
|
|
break;
|
|
|
|
case 'activated':
|
|
if (isExternal) {
|
|
logger.warn('An external service worker has activated.');
|
|
} else {
|
|
logger.log('Registered service worker activated.');
|
|
|
|
if (sw !== navigator.serviceWorker.controller) {
|
|
logger.warn('The registered service worker is active but ' + 'not yet controlling the page. Reload or run ' + '`clients.claim()` in the service worker.');
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
case 'redundant':
|
|
if (sw === this._compatibleControllingSW) {
|
|
logger.log('Previously controlling service worker now redundant!');
|
|
} else if (!isExternal) {
|
|
logger.log('Registered service worker now redundant!');
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
};
|
|
/**
|
|
* @private
|
|
* @param {Event} originalEvent
|
|
*/
|
|
|
|
|
|
_proto._onControllerChange = function _onControllerChange(originalEvent) {
|
|
var sw = this._sw;
|
|
|
|
if (sw === navigator.serviceWorker.controller) {
|
|
this.dispatchEvent(new WorkboxEvent('controlling', {
|
|
sw: sw,
|
|
originalEvent: originalEvent
|
|
}));
|
|
|
|
{
|
|
logger.log('Registered service worker now controlling this page.');
|
|
}
|
|
|
|
this._controllingDeferred.resolve(sw);
|
|
}
|
|
};
|
|
/**
|
|
* @private
|
|
* @param {Event} originalEvent
|
|
*/
|
|
|
|
|
|
_proto._onMessage = function _onMessage(originalEvent) {
|
|
var data = originalEvent.data;
|
|
this.dispatchEvent(new WorkboxEvent('message', {
|
|
data: data,
|
|
originalEvent: originalEvent
|
|
}));
|
|
};
|
|
|
|
_createClass(Workbox, [{
|
|
key: "active",
|
|
get: function get() {
|
|
return this._activeDeferred.promise;
|
|
}
|
|
/**
|
|
* Resolves to the service worker registered by this instance as soon as it
|
|
* is controlling the page. If a service worker was already controlling at
|
|
* registration time then it will resolve to that if the script URLs (and
|
|
* optionally script versions) match, otherwise it will wait until an update
|
|
* is found and starts controlling the page.
|
|
* Note: the first time a service worker is installed it will active but
|
|
* not start controlling the page unless `clients.claim()` is called in the
|
|
* service worker.
|
|
*
|
|
* @return {Promise<ServiceWorker>}
|
|
*/
|
|
|
|
}, {
|
|
key: "controlling",
|
|
get: function get() {
|
|
return this._controllingDeferred.promise;
|
|
}
|
|
}]);
|
|
|
|
return Workbox;
|
|
}(EventTargetShim); // The jsdoc comments below outline the events this instance may dispatch:
|
|
|
|
/*
|
|
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.
|
|
*/
|
|
|
|
export { Workbox, messageSW };
|
|
//# sourceMappingURL=workbox-window.dev.es5.mjs.map
|