1// @ts-ignore 2try { 3 self['workbox:window:7.2.0'] && _(); 4} catch (e) {} 5 6/* 7 Copyright 2019 Google LLC 8 9 Use of this source code is governed by an MIT-style 10 license that can be found in the LICENSE file or at 11 https://opensource.org/licenses/MIT. 12*/ 13/** 14 * Sends a data object to a service worker via `postMessage` and resolves with 15 * a response (if any). 16 * 17 * A response can be set in a message handler in the service worker by 18 * calling `event.ports[0].postMessage(...)`, which will resolve the promise 19 * returned by `messageSW()`. If no response is set, the promise will not 20 * resolve. 21 * 22 * @param {ServiceWorker} sw The service worker to send the message to. 23 * @param {Object} data An object to send to the service worker. 24 * @return {Promise<Object|undefined>} 25 * @memberof workbox-window 26 */ 27// Better not change type of data. 28// eslint-disable-next-line @typescript-eslint/ban-types 29function messageSW(sw, data) { 30 return new Promise(function (resolve) { 31 var messageChannel = new MessageChannel(); 32 messageChannel.port1.onmessage = function (event) { 33 resolve(event.data); 34 }; 35 sw.postMessage(data, [messageChannel.port2]); 36 }); 37} 38 39function _toPrimitive(t, r) { 40 if ("object" != typeof t || !t) return t; 41 var e = t[Symbol.toPrimitive]; 42 if (void 0 !== e) { 43 var i = e.call(t, r || "default"); 44 if ("object" != typeof i) return i; 45 throw new TypeError("@@toPrimitive must return a primitive value."); 46 } 47 return ("string" === r ? String : Number)(t); 48} 49function _toPropertyKey(t) { 50 var i = _toPrimitive(t, "string"); 51 return "symbol" == typeof i ? i : i + ""; 52} 53function _defineProperties(target, props) { 54 for (var i = 0; i < props.length; i++) { 55 var descriptor = props[i]; 56 descriptor.enumerable = descriptor.enumerable || false; 57 descriptor.configurable = true; 58 if ("value" in descriptor) descriptor.writable = true; 59 Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); 60 } 61} 62function _createClass(Constructor, protoProps, staticProps) { 63 if (protoProps) _defineProperties(Constructor.prototype, protoProps); 64 if (staticProps) _defineProperties(Constructor, staticProps); 65 Object.defineProperty(Constructor, "prototype", { 66 writable: false 67 }); 68 return Constructor; 69} 70function _inheritsLoose(subClass, superClass) { 71 subClass.prototype = Object.create(superClass.prototype); 72 subClass.prototype.constructor = subClass; 73 _setPrototypeOf(subClass, superClass); 74} 75function _setPrototypeOf(o, p) { 76 _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { 77 o.__proto__ = p; 78 return o; 79 }; 80 return _setPrototypeOf(o, p); 81} 82function _unsupportedIterableToArray(o, minLen) { 83 if (!o) return; 84 if (typeof o === "string") return _arrayLikeToArray(o, minLen); 85 var n = Object.prototype.toString.call(o).slice(8, -1); 86 if (n === "Object" && o.constructor) n = o.constructor.name; 87 if (n === "Map" || n === "Set") return Array.from(o); 88 if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); 89} 90function _arrayLikeToArray(arr, len) { 91 if (len == null || len > arr.length) len = arr.length; 92 for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; 93 return arr2; 94} 95function _createForOfIteratorHelperLoose(o, allowArrayLike) { 96 var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; 97 if (it) return (it = it.call(o)).next.bind(it); 98 if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { 99 if (it) o = it; 100 var i = 0; 101 return function () { 102 if (i >= o.length) return { 103 done: true 104 }; 105 return { 106 done: false, 107 value: o[i++] 108 }; 109 }; 110 } 111 throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); 112} 113 114// @ts-ignore 115try { 116 self['workbox:core:7.2.0'] && _(); 117} catch (e) {} 118 119/* 120 Copyright 2018 Google LLC 121 122 Use of this source code is governed by an MIT-style 123 license that can be found in the LICENSE file or at 124 https://opensource.org/licenses/MIT.
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125*/ 126/** 127 * The Deferred class composes Promises in a way that allows for them to be 128 * resolved or rejected from outside the constructor. In most cases promises 129 * should be used directly, but Deferreds can be necessary when the logic to 130 * resolve a promise must be separate. 131 * 132 * @private 133 */ 134var Deferred = 135/** 136 * Creates a promise and exposes its resolve and reject functions as methods. 137 */ 138function Deferred() { 139 var _this = this; 140 this.promise = new Promise(function (resolve, reject) { 141 _this.resolve = resolve; 142 _this.reject = reject; 143 }); 144}; 145 146/* 147 Copyright 2019 Google LLC 148 Use of this source code is governed by an MIT-style 149 license that can be found in the LICENSE file or at 150 https://opensource.org/licenses/MIT. 151*/ 152/** 153 * A helper function that prevents a promise from being flagged as unused. 154 * 155 * @private 156 **/ 157function dontWaitFor(promise) { 158 // Effective no-op. 159 void promise.then(function () {}); 160} 161 162/* 163 Copyright 2019 Google LLC 164 Use of this source code is governed by an MIT-style 165 license that can be found in the LICENSE file or at 166 https://opensource.org/licenses/MIT. 167*/ 168var logger = function () { 169 // Don't overwrite this value if it's already set. 170 // See https://github.com/GoogleChrome/workbox/pull/2284#issuecomment-560470923 171 if (!('__WB_DISABLE_DEV_LOGS' in globalThis)) { 172 self.__WB_DISABLE_DEV_LOGS = false; 173 } 174 var inGroup = false; 175 var methodToColorMap = { 176 debug: "#7f8c8d", 177 log: "#2ecc71", 178 warn: "#f39c12", 179 error: "#c0392b", 180 groupCollapsed: "#3498db", 181 groupEnd: null // No colored prefix on groupEnd 182 }; 183 var print = function print(method, args) { 184 var _console2; 185 if (self.__WB_DISABLE_DEV_LOGS) { 186 return; 187 } 188 if (method === 'groupCollapsed') { 189 // Safari doesn't print all console.groupCollapsed() arguments: 190 // https://bugs.webkit.org/show_bug.cgi?id=182754 191 if (/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) { 192 var _console; 193 (_console = console)[method].apply(_console, args); 194 return; 195 } 196 } 197 var styles = ["background: " + methodToColorMap[method], "border-radius: 0.5em", "color: white", "font-weight: bold", "padding: 2px 0.5em"]; 198 // When in a group, the workbox prefix is not displayed. 199 var logPrefix = inGroup ? [] : ['%cworkbox', styles.join(';')]; 200 (_console2 = console)[method].apply(_console2, logPrefix.concat(args)); 201 if (method === 'groupCollapsed') { 202 inGroup = true; 203 } 204 if (method === 'groupEnd') { 205 inGroup = false; 206 } 207 }; 208 // eslint-disable-next-line @typescript-eslint/ban-types 209 var api = {}; 210 var loggerMethods = Object.keys(methodToColorMap); 211 var _loop = function _loop() { 212 var key = _loggerMethods[_i]; 213 var method = key; 214 api[method] = function () { 215 for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { 216 args[_key] = arguments[_key]; 217 } 218 print(method, args); 219 }; 220 }; 221 for (var _i = 0, _loggerMethods = loggerMethods; _i < _loggerMethods.length; _i++) { 222 _loop(); 223 } 224 return api; 225}(); 226 227/* 228 Copyright 2019 Google LLC 229 230 Use of this source code is governed by an MIT-style 231 license that can be found in the LICENSE file or at 232 https://opensource.org/licenses/MIT. 233*/ 234/** 235 * A minimal `EventTarget` shim. 236 * This is necessary because not all browsers support constructable 237 * `EventTarget`, so using a real `EventTarget` will error. 238 * @private 239 */ 240var WorkboxEventTarget = /*#__PURE__*/function () { 241 function WorkboxEventTarget() { 242 this._eventListenerRegistry = new Map(); 243 } 244 /** 245 * @param {string} type 246 * @param {Function} listener 247 * @private 248 */ 249 var _proto = WorkboxEventTarget.prototype; 250 _proto.addEventListener = function addEventListener(type, listener) { 251 var foo = this._getEventListenersByType(type); 252 foo.add(listener); 253 } 254 /** 255 * @param {string} type 256 * @param {Function} listener 257 * @private 258 */; 259 _proto.removeEventListener = function removeEventListener(type, listener) { 260 this._getEventListenersByType(type).delete(listener); 261 } 262 /** 263 * @param {Object} event 264 * @private 265 */; 266 _proto.dispatchEvent = function dispatchEvent(event) { 267 event.target = this; 268 var listeners = this._getEventListenersByType(event.type); 269 for (var _iterator = _createForOfIteratorHelperLoose(listeners), _step; !(_step = _iterator()).done;) { 270 var listener = _step.value; 271 listener(event); 272 } 273 } 274 /** 275 * Returns a Set of listeners associated with the passed event type. 276 * If no handlers have been registered, an empty Set is returned. 277 * 278 * @param {string} type The event type. 279 * @return {Set<ListenerCallback>} An array of handler functions. 280 * @private 281 */; 282 _proto._getEventListenersByType = function _getEventListenersByType(type) { 283 if (!this._eventListenerRegistry.has(type)) { 284 this._eventListenerRegistry.set(type, new Set()); 285 } 286 return this._eventListenerRegistry.get(type); 287 }; 288 return WorkboxEventTarget; 289}(); 290 291/* 292 Copyright 2019 Google LLC 293 294 Use of this source code is governed by an MIT-style 295 license that can be found in the LICENSE file or at 296 https://opensource.org/licenses/MIT.
297*/ 298/** 299 * Returns true if two URLs have the same `.href` property. The URLS can be 300 * relative, and if they are the current location href is used to resolve URLs. 301 * 302 * @private 303 * @param {string} url1 304 * @param {string} url2 305 * @return {boolean} 306 */ 307function urlsMatch(url1, url2) { 308 var _location = location, 309 href = _location.href; 310 return new URL(url1, href).href === new URL(url2, href).href; 311} 312 313/* 314 Copyright 2019 Google LLC 315 316 Use of this source code is governed by an MIT-style 317 license that can be found in the LICENSE file or at 318 https://opensource.org/licenses/MIT. 319*/ 320/** 321 * A minimal `Event` subclass shim. 322 * This doesn't *actually* subclass `Event` because not all browsers support 323 * constructable `EventTarget`, and using a real `Event` will error. 324 * @private 325 */ 326var WorkboxEvent = function WorkboxEvent(type, props) { 327 this.type = type; 328 Object.assign(this, props); 329}; 330 331// The time a SW must be in the waiting phase before we can conclude 332// `skipWaiting()` wasn't called. This 200 amount wasn't scientifically 333// chosen, but it seems to avoid false positives in my testing. 334 335function _await(value, then, direct) { 336 if (direct) { 337 return then ? then(value) : value; 338 } 339 if (!value || !value.then) { 340 value = Promise.resolve(value); 341 } 342 return then ? value.then(then) : value; 343} 344var WAITING_TIMEOUT_DURATION = 200; 345// The amount of time after a registration that we can reasonably conclude 346// that the registration didn't trigger an update. 347 348function _async(f) { 349 return function () { 350 for (var args = [], i = 0; i < arguments.length; i++) { 351 args[i] = arguments[i]; 352 } 353 try { 354 return Promise.resolve(f.apply(this, args)); 355 } catch (e) { 356 return Promise.reject(e); 357 } 358 }; 359} 360var REGISTRATION_TIMEOUT_DURATION = 60000; 361// The de facto standard message that a service worker should be listening for 362// to trigger a call to skipWaiting(). 363 364function _empty() {} 365var SKIP_WAITING_MESSAGE = { 366 type: 'SKIP_WAITING' 367}; 368/** 369 * A class to aid in handling service worker registration, updates, and 370 * reacting to service worker lifecycle events. 371 * 372 * @fires {@link workbox-window.Workbox#message} 373 * @fires {@link workbox-window.Workbox#installed} 374 * @fires {@link workbox-window.Workbox#waiting} 375 * @fires {@link workbox-window.Workbox#controlling} 376 * @fires {@link workbox-window.Workbox#activated} 377 * @fires {@link workbox-window.Workbox#redundant} 378 * @memberof workbox-window 379 */ 380 381function _awaitIgnored(value, direct) { 382 if (!direct)
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382 { 383 return value && value.then ? value.then(_empty) : Promise.resolve(); 384 } 385} 386var Workbox = /*#__PURE__*/function (_WorkboxEventTarget) { 387 /** 388 * Creates a new Workbox instance with a script URL and service worker 389 * options. The script URL and options are the same as those used when 390 * calling [navigator.serviceWorker.register(scriptURL, options)](https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/register). 391 * 392 * @param {string|TrustedScriptURL} scriptURL The service worker script 393 * associated with this instance. Using a 394 * [`TrustedScriptURL`](https://web.dev/trusted-types/) is supported. 395 * @param {Object} [registerOptions] The service worker options associated 396 * with this instance. 397 */ 398 // eslint-disable-next-line @typescript-eslint/ban-types 399 function Workbox(scriptURL, registerOptions) { 400 var _this; 401 if (registerOptions === void 0) { 402 registerOptions = {}; 403 } 404 _this = _WorkboxEventTarget.call(this) || this; 405 _this._registerOptions = {}; 406 _this._updateFoundCount = 0; 407 // Deferreds we can resolve later. 408 _this._swDeferred = new Deferred(); 409 _this._activeDeferred = new Deferred(); 410 _this._controllingDeferred = new Deferred(); 411 _this._registrationTime = 0; 412 _this._ownSWs = new Set(); 413 /** 414 * @private 415 */ 416 _this._onUpdateFound = function () { 417 // `this._registration` will never be `undefined` after an update is found. 418 var registration = _this._registration; 419 var installingSW = registration.installing; 420 // If the script URL passed to `navigator.serviceWorker.register()` is 421 // different from the current controlling SW's script URL, we know any 422 // successful registration calls will trigger an `updatefound` event. 423 // But if the registered script URL is the same as the current controlling 424 // SW's script URL, we'll only get an `updatefound` event if the file 425 // changed since it was last registered. This can be a problem if the user 426 // opens up the same page in a different tab, and that page registers 427 // a SW that triggers an update. It's a problem because this page has no 428 // good way of knowing whether the `updatefound` event came from the SW 429 // script it registered or from a registration attempt made by a newer 430 // version of the page running in another tab. 431 // To minimize the possibility of a false positive, we use the logic here: 432 var updateLikelyTriggeredExternally = 433 // Since we enforce only calling `register()` once, and since we don't 434 // add the `updatefound` event listener until the `register()` call, if 435 // `_updateFoundCount` is > 0 then it means this method has already 436 // been called, thus this SW must be external 437 _this._updateFoundCount > 0 || 438 // If the script URL of the installing SW is different from this 439 // instance's script URL, we know it's definitely not from our 440 // registration. 441 !urlsMatch(installingSW.scriptURL, _this._scriptURL.toString()) || 442 // If all of the above are false, then we use a time-based heuristic: 443 // Any `updatefound` event that occurs long after our registration is 444 // assumed to be external. 445 performance.now() > _this._registrationTime + REGISTRATION_TIMEOUT_DURATION ? 446 // If any of the above are not true, we assume the update was 447 // triggered by this instance. 448 true : false; 449 if (updateLikelyTriggeredExternally) { 450 _this._externalSW = installingSW; 451 registration.removeEventListener('updatefound', _this._onUpdateFound); 452 } else { 453 // If the update was not triggered externally we know the installing 454 // SW is the one we registered, so we set it. 455 _this._sw = installingSW; 456 _this._ownSWs.add(installingSW); 457 _this._swDeferred.resolve(installingSW); 458 // The `installing` state isn't something we have a dedicated 459 // callback for, but we do log messages for it in development. 460 { 461 if (navigator.serviceWorker.controller) { 462 logger.log('Updated service worker found. Installing now...'); 463 } else { 464 logger.log('Service worker is installing...'); 465 } 466 } 467 } 468 // Increment the `updatefound` count, so future invocations of this 469 // method can be sure they were triggered externally. 470 ++_this._updateFoundCount; 471 // Add a `statechange` listener regardless of whether this update was 472 // triggered externally, since we have callbacks for both. 473 installingSW.addEventListener('statechange', _this._onStateChange); 474 }; 475 /** 476 * @private 477 * @param {Event} originalEvent 478 */ 479 _this._onStateChange = function (originalEvent) { 480 // `this._registration` will never be `undefined` after an update is found. 481 var registration = _this._registration; 482 var sw = originalEvent.target; 483 var state = sw.state; 484 var isExternal = sw === _this._externalSW; 485 var eventProps = { 486 sw: sw, 487 isExternal: isExternal, 488 originalEvent: originalEvent 489 }; 490 if (!isExternal && _this._isUpdate) { 491 eventProps.isUpdate = true; 492 } 493 _this.dispatchEvent(new WorkboxEvent(state, eventProps)); 494 if (state === 'installed') { 495 // This timeout is used to ignore cases where the service worker calls 496 // `skipWaiting()` in the install event, thus moving it directly in the 497 // activating state. (Since all service workers *must* go through the 498 // waiting phase, the only way to detect `skipWaiting()` called in the 499 // install event is to observe that the time spent in the waiting phase 500 // is very short.) 501 // NOTE: we don't need separate timeouts for the own and external SWs 502 // since they can't go through these phases at the same time. 503 _this._waitingTimeout = self.setTimeout(function () { 504 // Ensure the SW is still waiting (it may now be redundant). 505 if (state === 'installed' && registration.waiting === sw) { 506 _this.dispatchEvent(new WorkboxEvent('waiting', eventProps)); 507 { 508 if (isExternal) { 509 logger.warn('An external service worker has installed but is ' + 'waiting for this client to close before activating...'); 510 } else { 511 logger.warn('The service worker has installed but is waiting ' + 'for existing clients to close before activating...'); 512 } 513 } 514 } 515 }, WAITING_TIMEOUT_DURATION); 516 } else if (state === 'activating') { 517 clearTimeout(_this._waitingTimeout); 518 if (!isExternal) { 519 _this._activeDeferred.resolve(sw); 520 } 521 } 522 { 523 switch (state) { 524 case 'installed': 525 if (isExternal) { 526 logger.warn('An external service worker has installed. ' + 'You may want to suggest users reload this page.'); 527 } else { 528 logger.log('Registered service worker installed.'); 529 } 530 break; 531 case 'activated': 532 if (isExternal) { 533 logger.warn('An external service worker has activated.'); 534 } else { 535 logger.log('Registered service worker activated.'); 536 if (sw !== navigator.serviceWorker.controller) { 537 logger.warn('The registered service worker is active but ' + 'not yet controlling the page. Reload or run ' + '`clients.claim()` in the service worker.'); 538 } 539 } 540 break; 541 case 'redundant': 542 if (sw === _this._compatibleControllingSW) { 543 logger.log('Previously controlling service worker now redundant!'); 544 } else if (!isExternal) { 545 logger.log('Registered service worker now redundant!'); 546 } 547 break; 548 } 549 } 550 }; 551 /** 552 * @private 553 * @param {Event} originalEvent 554 */ 555 _this._onControllerChange = function (originalEvent) { 556 var sw = _this._sw; 557 var isExternal = sw !== navigator.serviceWorker.controller; 558 // Unconditionally dispatch the controlling event, with isExternal set 559 // to distinguish between controller changes due to the initial registration 560 // vs. an update-check or other tab's registration. 561 // See https://github.com/GoogleChrome/workbox/issues/2786 562 _this.dispatchEvent(new WorkboxEvent('controlling', { 563 isExternal: isExternal, 564 originalEvent: originalEvent, 565 sw: sw, 566 isUpdate: _this._isUpdate 567 })); 568 if (!isExternal) { 569 { 570 logger.log('Registered service worker now controlling this page.'); 571 } 572 _this._controllingDeferred.resolve(sw); 573 } 574 }; 575 /** 576 * @private 577 * @param {Event} originalEvent 578 */ 579 _this._onMessage = _async(function (originalEvent) { 580 // Can't change type 'any' of data. 581 // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment 582 var data = originalEvent.data, 583 ports = originalEvent.ports, 584 source = originalEvent.source; 585 // Wait until there's an "own" service worker. This is used to buffer 586 // `message` events that may be received prior to calling `register()`. 587 return _await(_this.getSW(), function () { 588 if (_this._ownSWs.has(source)) { 589 _this.dispatchEvent(new WorkboxEvent('message', { 590 // Can't change type 'any' of data. 591 // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment 592 data: data, 593 originalEvent: originalEvent, 594 ports: ports, 595 sw: source 596 })); 597 } 598 }); // If the service worker that sent the message is in the list of own 599 // service workers for this instance, dispatch a `message` event. 600 // NOTE: we check for all previously owned service workers rather than 601 // just the current one because some messages (e.g. cache updates) use 602 // a timeout when sent and may be delayed long enough for a service worker 603 // update to be found. 604 }); 605 _this._scriptURL = scriptURL; 606 _this._registerOptions = registerOptions; 607 // Add a message listener immediately since messages received during 608 // page load are buffered only until the DOMContentLoaded event: 609 // https://github.com/GoogleChrome/workbox/issues/2202 610 navigator.serviceWorker.addEventListener('message', _this._onMessage); 611 return _this; 612 } 613 /** 614 * Registers a service worker for this instances script URL and service 615 * worker options. By default this method delays registration until after 616 * the window has loaded. 617 * 618 * @param {Object} [options] 619 * @param {Function} [options.immediate=false] Setting this to true will 620 * register the service worker immediately, even if the window has 621 * not loaded (not recommended). 622 */ 623 _inheritsLoose(Workbox, _WorkboxEventTarget); 624 var _proto = Workbox.prototype; 625 _proto.register = function register(_temp) { 626 var _ref = _temp === void 0 ? {} : _temp, 627 _ref$immediate = _ref.immediate, 628 immediate = _ref$immediate === void 0 ? false : _ref$immediate; 629 try { 630 var _this2 = this; 631 if ("dev" !== 'production') { 632 if (_this2._registrationTime) { 633 logger.error('Cannot re-register a Workbox instance after it has ' + 'been registered. Create a new instance instead.'); 634 return _await(); 635 } 636 } 637 return _await(_invoke(function () { 638 if (!immediate && document.readyState !== 'complete') { 639 return _awaitIgnored(new Promise(function (res) { 640 return window.addEventListener('load', res); 641 })); 642 } 643 }, function () { 644 // Set this flag to true if any service worker was controlling the page 645 // at registration time. 646 _this2._isUpdate = Boolean(navigator.serviceWorker.controller); 647 // Before registering, attempt to determine if a SW is already controlling 648 // the page, and if that SW script (and version, if specified) matches this 649 // instance's script. 650 _this2._compatibleControllingSW = _this2._getControllingSWIfCompatible(); 651 return _await(_this2._registerScript(), function (_this2$_registerScrip) { 652 _this2._registration = _this2$_registerScrip; 653 // If we have a compatible controller, store the controller as the "own" 654 // SW, resolve active/controlling deferreds and add necessary listeners. 655 if (_this2._compatibleControllingSW) { 656 _this2._sw = _this2._compatibleControllingSW; 657 _this2._activeDeferred.resolve(_this2._compatibleControllingSW); 658 _this2._controllingDeferred.resolve(_this2._compatibleControllingSW); 659 _this2._compatibleControllingSW.addEventListener('statechange', _this2._onStateChange, { 660 once: true 661 }); 662 } 663 // If there's a waiting service worker with a matching URL before the 664 // `updatefound` event fires, it likely means that this site is open 665 // in another tab, or the user refreshed the page (and thus the previous 666 // page wasn't fully unloaded before this page started loading). 667 // https://developers.google.com/web/fundamentals/primers/service-workers/lifecycle#waiting 668 var waitingSW = _this2._registration.waiting; 669 if (waitingSW && urlsMatch(waitingSW.scriptURL, _this2._scriptURL.toString())) { 670 // Store the waiting SW as the "own" Sw, even if it means overwriting 671 // a compatible controller. 672 _this2._sw = waitingSW; 673 // Run this in the next microtask, so any code that adds an event 674 // listener after awaiting `register()` will get this event. 675 dontWaitFor(Promise.resolve().then(function () { 676 _this2.dispatchEvent(new WorkboxEvent('waiting', { 677 sw: waitingSW, 678 wasWaitingBeforeRegister: true 679 })); 680 if ("dev" !== 'production') { 681 logger.warn('A service worker was already waiting to activate ' + 'before this script was registered...'); 682 } 683 })); 684 } 685 // If an "own" SW is already set, resolve the deferred. 686 if (_this2._sw) { 687 _this2._swDeferred.resolve(_this2._sw); 688 _this2._ownSWs.add(_this2._sw); 689 } 690 if ("dev" !== 'production') { 691 logger.log('Successfully registered service worker.', _this2._scriptURL.toString()); 692 if (navigator.serviceWorker.controller) { 693 if (_this2._compatibleControllingSW) { 694 logger.debug('A service worker with the same script URL ' + 'is already controlling this page.'); 695 } else { 696 logger.debug('A service worker with a different script URL is ' + 'currently controlling the page. The browser is now fetching ' + 'the new script now...'); 697 } 698 } 699 var currentPageIsOutOfScope = function currentPageIsOutOfScope() { 700 var scopeURL = new URL(_this2._registerOptions.scope || _this2._scriptURL.toString(), document.baseURI); 701 var scopeURLBasePath = new URL('./', scopeURL.href).pathname; 702 return !location.pathname.startsWith(scopeURLBasePath); 703 }; 704 if (currentPageIsOutOfScope()) { 705 logger.warn('The current page is not in scope for the registered ' + 'service worker. Was this a mistake?'); 706 } 707 } 708 _this2._registration.addEventListener('updatefound', _this2._onUpdateFound); 709 navigator.serviceWorker.addEventListener('controllerchange', _this2._onControllerChange); 710 return _this2._registration; 711 }); 712 })); 713 } catch (e) { 714 return Promise.reject(e); 715 } 716 } 717 /** 718 * Checks for updates of the registered service worker. 719 */ 720 ; 721 _proto.update = function update() { 722 try { 723 var _this3 = this; 724 if (!_this3._registration) { 725 if ("dev" !== 'production') { 726 logger.error('Cannot update a Workbox instance without ' + 'being registered. Register the Workbox instance first.'); 727 } 728 return _await(); 729 } 730 // Try to update registration 731 return _await(_awaitIgnored(_this3._registration.update())); 732 } catch (e) { 733 return Promise.reject(e); 734 } 735 } 736 /** 737 * Resolves to the service worker registered by this instance as soon as it 738 * is active. If a service worker was already controlling at registration 739 * time then it will resolve to that if the script URLs (and optionally 740 * script versions) match, otherwise it will wait until an update is found 741 * and activates. 742 * 743 * @return {Promise<ServiceWorker>} 744 */ 745 ; 746 /** 747 * Resolves with a reference to a service worker that matches the script URL 748 * of this instance, as soon as it's available. 749 * 750 * If, at registration time, there's already an active or waiting service 751 * worker with a matching script URL, it will be used (with the waiting 752 * service worker taking precedence over the active service worker if both 753 * match, since the waiting service worker would have been registered more 754 * recently). 755 * If there's no matching active or waiting service worker at registration 756 * time then the promise will not resolve until an update is found and starts 757 * installing, at which point the installing service worker is used. 758 * 759 * @return {Promise<ServiceWorker>} 760 */ 761 _proto.getSW = function getSW() { 762 // If `this._sw` is set, resolve with that as we want `getSW()` to 763 // return the correct (new) service worker if an update is found. 764 return this._sw !== undefined ? Promise.resolve(this._sw) : this._swDeferred.promise; 765 } 766 /** 767 * Sends the passed data object to the service worker registered by this 768 * instance (via {@link workbox-window.Workbox#getSW}) and resolves 769 * with a response (if any). 770 * 771 * A response can be set in a message handler in the service worker by 772 * calling `event.ports[0].postMessage(...)`, which will resolve the promise 773 * returned by `messageSW()`. If no response is set, the promise will never 774 * resolve. 775 * 776 * @param {Object} data An object to send to the service worker 777 * @return {Promise<Object>} 778 */ 779 // We might be able to change the 'data' type to Record<string, unknown> in the future. 780 // eslint-disable-next-line @typescript-eslint/ban-types 781 ; 782 _proto.messageSW = function messageSW$1(data) { 783 try { 784 var _this4 = this; 785 return _await(_this4.getSW(), function (sw) { 786 return messageSW(sw, data); 787 }); 788 } catch (e) { 789 return Promise.reject(e); 790 } 791 } 792 /** 793 * Sends a `{type: 'SKIP_WAITING'}` message to the service worker that's 794 * currently in the `waiting` state associated with the current registration. 795 * 796 * If there is no current registration or no service worker is `waiting`, 797 * calling this will have no effect. 798 */ 799 ; 800 _proto.messageSkipWaiting = function messageSkipWaiting() { 801 if (this._registration && this._registration.waiting) { 802 void messageSW(this._registration.waiting, SKIP_WAITING_MESSAGE); 803 } 804 } 805 /** 806 * Checks for a service worker already controlling the page and returns 807 * it if its script URL matches. 808 * 809 * @private 810 * @return {ServiceWorker|undefined} 811 */; 812 _proto._getControllingSWIfCompatible = function _getControllingSWIfCompatible() { 813 var controller = navigator.serviceWorker.controller; 814 if (controller && urlsMatch(controller.scriptURL, this._scriptURL.toString())) { 815 return controller; 816 } else { 817 return undefined; 818 } 819 } 820 /** 821 * Registers a service worker for this instances script URL and register 822 * options and tracks the time registration was complete. 823 * 824 * @private 825 */; 826 _proto._registerScript = function _registerScript() { 827 try { 828 var _this5 = this; 829 return _await(_catch(function () { 830 // this._scriptURL may be a TrustedScriptURL, but there's no support for 831 // passing that to register() in lib.dom right now. 832 // https://github.com/GoogleChrome/workbox/issues/2855 833 return _await(navigator.serviceWorker.register(_this5._scriptURL, _this5._registerOptions), function (reg) { 834 // Keep track of when registration happened, so it can be used in the 835 // `this._onUpdateFound` heuristic. Also use the presence of this 836 // property as a way to see if `.register()` has been called. 837 _this5._registrationTime = performance.now(); 838 return reg; 839 }); 840 }, function (error) { 841 if ("dev" !== 'production') { 842 logger.error(error); 843 } 844 // Re-throw the error. 845 throw error; 846 })); 847 } catch (e) { 848 return Promise.reject(e); 849 } 850 }; 851 return _createClass(Workbox, [{ 852 key: "active", 853 get: function get() { 854 return this._activeDeferred.promise; 855 } 856 /** 857 * Resolves to the service worker registered by this instance as soon as it 858 * is controlling the page. If a service worker was already controlling at 859 * registration time then it will resolve to that if the script URLs (and 860 * optionally script versions) match, otherwise it will wait until an update 861 * is found and starts controlling the page. 862 * Note: the first time a service worker is installed it will active but 863 * not start controlling the page unless `clients.claim()` is called in the 864 * service worker. 865 * 866 * @return {Promise<ServiceWorker>} 867 */ 868 }, { 869 key: "controlling", 870 get: function get() { 871 return this._controllingDeferred.promise; 872 } 873 }]); 874}(WorkboxEventTarget); 875function _invoke(body, then) { 876 var result = body(); 877 if (result && result.then) { 878 return result.then(then); 879 } 880 return then(result); 881} // The jsdoc comments below outline the events this instance may dispatch: 882// ----------------------------------------------------------------------- 883/** 884 * The `message` event is dispatched any time a `postMessage` is received. 885 * 886 * @event workbox-window.Workbox#message 887 * @type {WorkboxEvent} 888 * @property {*} data The `data` property from the original `message` event. 889 * @property {Event} originalEvent The original [`message`]{@link https://developer.mozilla.org/en-US/docs/Web/API/MessageEvent} 890 * event. 891 * @property {string} type `message`. 892 * @property {MessagePort[]} ports The `ports` value from `originalEvent`. 893 * @property {Workbox} target The `Workbox` instance. 894 */ 895/** 896 * The `installed` event is dispatched if the state of a 897 * {@link workbox-window.Workbox} instance's 898 * {@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw|registered service worker} 899 * changes to `installed`. 900 * 901 * Then can happen either the very first time a service worker is installed, 902 * or after an update to the current service worker is found. In the case 903 * of an update being found, the event's `isUpdate` property will be `true`. 904 * 905 * @event workbox-window.Workbox#installed 906 * @type {WorkboxEvent} 907 * @property {ServiceWorker} sw The service worker instance. 908 * @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange} 909 * event. 910 * @property {boolean|undefined} isUpdate True if a service worker was already 911 * controlling when this `Workbox` instance called `register()`. 912 * @property {boolean|undefined} isExternal True if this event is associated 913 * with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}. 914 * @property {string} type `installed`. 915 * @property {Workbox} target The `Workbox` instance. 916 */ 917/** 918 * The `waiting` event is dispatched if the state of a 919 * {@link workbox-window.Workbox} instance's 920 * [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw} 921 * changes to `installed` and then doesn't immediately change to `activating`. 922 * It may also be dispatched if a service worker with the same 923 * [`scriptURL`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/scriptURL} 924 * was already waiting when the {@link workbox-window.Workbox#register} 925 * method was called. 926 * 927 * @event workbox-window.Workbox#waiting 928 * @type {WorkboxEvent} 929 * @property {ServiceWorker} sw The service worker instance. 930 * @property {Event|undefined} originalEvent The original 931 * [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange} 932 * event, or `undefined` in the case where the service worker was waiting 933 * to before `.register()` was called. 934 * @property {boolean|undefined} isUpdate True if a service worker was already 935 * controlling when this `Workbox` instance called `register()`. 936 * @property {boolean|undefined} isExternal True if this event is associated 937 * with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}. 938 * @property {boolean|undefined} wasWaitingBeforeRegister True if a service worker with 939 * a matching `scriptURL` was already waiting when this `Workbox` 940 * instance called `register()`. 941 * @property {string} type `waiting`. 942 * @property {Workbox} target The `Workbox` instance. 943 */ 944/** 945 * The `controlling` event is dispatched if a 946 * [`controllerchange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/oncontrollerchange} 947 * fires on the service worker [container]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer} 948 * and the [`scriptURL`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/scriptURL} 949 * of the new [controller]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/controller} 950 * matches the `scriptURL` of the `Workbox` instance's 951 * [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw}. 952 * 953 * @event workbox-window.Workbox#controlling 954 * @type {WorkboxEvent} 955 * @property {ServiceWorker} sw The service worker instance. 956 * @property {Event} originalEvent The original [`controllerchange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/oncontrollerchange} 957 * event. 958 * @property {boolean|undefined} isUpdate True if a service worker was already 959 * controlling when this service worker was registered. 960 * @property {boolean|undefined} isExternal True if this event is associated 961 * with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}. 962 * @property {string} type `controlling`. 963 * @property {Workbox} target The `Workbox` instance. 964 */ 965/** 966 * The `activated` event is dispatched if the state of a 967 * {@link workbox-window.Workbox} instance's 968 * {@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw|registered service worker} 969 * changes to `activated`. 970 * 971 * @event workbox-window.Workbox#activated 972 * @type {WorkboxEvent} 973 * @property {ServiceWorker} sw The service worker instance. 974 * @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange} 975 * event. 976 * @property {boolean|undefined} isUpdate True if a service worker was already 977 * controlling when this `Workbox` instance called `register()`. 978 * @property {boolean|undefined} isExternal True if this event is associated 979 * with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}. 980 * @property {string} type `activated`. 981 * @property {Workbox} target The `Workbox` instance. 982 */ 983/** 984 * The `redundant` event is dispatched if the state of a 985 * {@link workbox-window.Workbox} instance's 986 * [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw} 987 * changes to `redundant`. 988 * 989 * @event workbox-window.Workbox#redundant 990 * @type {WorkboxEvent} 991 * @property {ServiceWorker} sw The service worker instance. 992 * @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange} 993 * event. 994 * @property {boolean|undefined} isUpdate True if a service worker was already 995 * controlling when this `Workbox` instance called `register()`. 996 * @property {string} type `redundant`. 997 * @property {Workbox} target The `Workbox` instance. 998 */ 999function _catch(body, recover) { 1000 try { 1001 var result = body(); 1002 } catch (e) { 1003 return recover(e); 1004 } 1005 if (result && result.then) { 1006 return result.then(void 0, recover); 1007 } 1008 return result; 1009} 1010 1011export { Workbox, WorkboxEvent, messageSW }; 1012//# sourceMappingURL=workbox-window.dev.es5.mjs.map
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