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Editing File: /home/ubuntu/todaykat-frontend-base/node_modules/workbox-window/build/workbox-window.dev.es5.mjs

try {
  self['workbox:window:6.5.2'] && _();
} catch (e) {}

/*
  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.
*/
/**
 * Sends a data object to a service worker via `postMessage` 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 not
 * resolve.
 *
 * @param {ServiceWorker} sw The service worker to send the message to.
 * @param {Object} data An object to send to the service worker.
 * @return {Promise<Object|undefined>}
 * @memberof workbox-window
 */
// Better not change type of data.
// eslint-disable-next-line @typescript-eslint/ban-types

function messageSW(sw, data) {
  return new Promise(function (resolve) {
    var messageChannel = new MessageChannel();

messageChannel.port1.onmessage = function (event) {
      resolve(event.data);
    };

sw.postMessage(data, [messageChannel.port2]);
  });
}

function _defineProperties(target, props) {
  for (var i = 0; i < props.length; i++) {
    var descriptor = props[i];
    descriptor.enumerable = descriptor.enumerable || false;
    descriptor.configurable = true;
    if ("value" in descriptor) descriptor.writable = true;
    Object.defineProperty(target, descriptor.key, descriptor);
  }
}

function _createClass(Constructor, protoProps, staticProps) {
  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
  if (staticProps) _defineProperties(Constructor, staticProps);
  return Constructor;
}

function _inheritsLoose(subClass, superClass) {
  subClass.prototype = Object.create(superClass.prototype);
  subClass.prototype.constructor = subClass;
  subClass.__proto__ = superClass;
}

function _unsupportedIterableToArray(o, minLen) {
  if (!o) return;
  if (typeof o === "string") return _arrayLikeToArray(o, minLen);
  var n = Object.prototype.toString.call(o).slice(8, -1);
  if (n === "Object" && o.constructor) n = o.constructor.name;
  if (n === "Map" || n === "Set") return Array.from(o);
  if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
}

function _arrayLikeToArray(arr, len) {
  if (len == null || len > arr.length) len = arr.length;

for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];

return arr2;
}

function _createForOfIteratorHelperLoose(o, allowArrayLike) {
  var it;

if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
    if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
      if (it) o = it;
      var i = 0;
      return function () {
        if (i >= o.length) return {
          done: true
        };
        return {
          done: false,
          value: o[i++]
        };
      };
    }

throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
  }

it = o[Symbol.iterator]();
  return it.next.bind(it);
}

try {
  self['workbox:core:6.5.2'] && _();
} 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 Deferred class composes Promises in a way that allows for them to be
 * resolved or rejected from outside the constructor. In most cases promises
 * should be used directly, but Deferreds can be necessary when the logic to
 * resolve a promise must be separate.
 *
 * @private
 */

var Deferred =
/**
 * Creates a promise and exposes its resolve and reject functions as methods.
 */
function Deferred() {
  var _this = this;

this.promise = new Promise(function (resolve, reject) {
    _this.resolve = resolve;
    _this.reject = reject;
  });
};

/*
  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.
*/
/**
 * A helper function that prevents a promise from being flagged as unused.
 *
 * @private
 **/

function dontWaitFor(promise) {
  // Effective no-op.
  void promise.then(function () {});
}

/*
  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.
*/
var logger = function () {
  // Don't overwrite this value if it's already set.
  // See https://github.com/GoogleChrome/workbox/pull/2284#issuecomment-560470923
  if (!('__WB_DISABLE_DEV_LOGS' in self)) {
    self.__WB_DISABLE_DEV_LOGS = false;
  }

var inGroup = false;
  var methodToColorMap = {
    debug: "#7f8c8d",
    log: "#2ecc71",
    warn: "#f39c12",
    error: "#c0392b",
    groupCollapsed: "#3498db",
    groupEnd: null // No colored prefix on groupEnd

};

var print = function print(method, args) {
    var _console2;

if (self.__WB_DISABLE_DEV_LOGS) {
      return;
    }

if (method === 'groupCollapsed') {
      // Safari doesn't print all console.groupCollapsed() arguments:
      // https://bugs.webkit.org/show_bug.cgi?id=182754
      if (/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) {
        var _console;

(_console = console)[method].apply(_console, args);

return;
      }
    }

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.

var logPrefix = inGroup ? [] : ['%cworkbox', styles.join(';')];

(_console2 = console)[method].apply(_console2, logPrefix.concat(args));

if (method === 'groupCollapsed') {
      inGroup = true;
    }

if (method === 'groupEnd') {
      inGroup = false;
    }
  }; // eslint-disable-next-line @typescript-eslint/ban-types

var api = {};
  var loggerMethods = Object.keys(methodToColorMap);

var _loop = function _loop() {
    var key = _loggerMethods[_i];
    var method = key;

api[method] = function () {
      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }

print(method, args);
    };
  };

for (var _i = 0, _loggerMethods = loggerMethods; _i < _loggerMethods.length; _i++) {
    _loop();
  }

return api;
}();

/*
  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.
*/

/**
 * A minimal `EventTarget` shim.
 * This is necessary because not all browsers support constructable
 * `EventTarget`, so using a real `EventTarget` will error.
 * @private
 */
var WorkboxEventTarget = /*#__PURE__*/function () {
  function WorkboxEventTarget() {
    this._eventListenerRegistry = new Map();
  }
  /**
   * @param {string} type
   * @param {Function} listener
   * @private
   */

var _proto = WorkboxEventTarget.prototype;

_proto.addEventListener = function addEventListener(type, listener) {
    var foo = this._getEventListenersByType(type);

foo.add(listener);
  }
  /**
   * @param {string} type
   * @param {Function} listener
   * @private
   */
  ;

_proto.removeEventListener = function removeEventListener(type, listener) {
    this._getEventListenersByType(type).delete(listener);
  }
  /**
   * @param {Object} event
   * @private
   */
  ;

_proto.dispatchEvent = function dispatchEvent(event) {
    event.target = this;

var listeners = this._getEventListenersByType(event.type);

for (var _iterator = _createForOfIteratorHelperLoose(listeners), _step; !(_step = _iterator()).done;) {
      var listener = _step.value;
      listener(event);
    }
  }
  /**
   * Returns a Set of listeners associated with the passed event type.
   * If no handlers have been registered, an empty Set is returned.
   *
   * @param {string} type The event type.
   * @return {Set<ListenerCallback>} An array of handler functions.
   * @private
   */
  ;

_proto._getEventListenersByType = function _getEventListenersByType(type) {
    if (!this._eventListenerRegistry.has(type)) {
      this._eventListenerRegistry.set(type, new Set());
    }

return this._eventListenerRegistry.get(type);
  };

return WorkboxEventTarget;
}();

/*
  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.
*/
/**
 * Returns true if two URLs have the same `.href` property. The URLS can be
 * relative, and if they are the current location href is used to resolve URLs.
 *
 * @private
 * @param {string} url1
 * @param {string} url2
 * @return {boolean}
 */

function urlsMatch(url1, url2) {
  var _location = location,
      href = _location.href;
  return new URL(url1, href).href === new URL(url2, href).href;
}

/*
  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.
*/
/**
 * A minimal `Event` subclass shim.
 * This doesn't *actually* subclass `Event` because not all browsers support
 * constructable `EventTarget`, and using a real `Event` will error.
 * @private
 */

var WorkboxEvent = function WorkboxEvent(type, props) {
  this.type = type;
  Object.assign(this, props);
};

// `skipWaiting()` wasn't called. This 200 amount wasn't scientifically
// chosen, but it seems to avoid false positives in my testing.

function _await(value, then, direct) {
  if (direct) {
    return then ? then(value) : value;
  }

if (!value || !value.then) {
    value = Promise.resolve(value);
  }

return then ? value.then(then) : value;
}

var WAITING_TIMEOUT_DURATION = 200; // The amount of time after a registration that we can reasonably conclude
// that the registration didn't trigger an update.

function _async(f) {
  return function () {
    for (var args = [], i = 0; i < arguments.length; i++) {
      args[i] = arguments[i];
    }

try {
      return Promise.resolve(f.apply(this, args));
    } catch (e) {
      return Promise.reject(e);
    }
  };
}

var REGISTRATION_TIMEOUT_DURATION = 60000; // The de facto standard message that a service worker should be listening for
// to trigger a call to skipWaiting().

function _empty() {}

var SKIP_WAITING_MESSAGE = {
  type: 'SKIP_WAITING'
};
/**
 * A class to aid in handling service worker registration, updates, and
 * reacting to service worker lifecycle events.
 *
 * @fires {@link workbox-window.Workbox#message}
 * @fires {@link workbox-window.Workbox#installed}
 * @fires {@link workbox-window.Workbox#waiting}
 * @fires {@link workbox-window.Workbox#controlling}
 * @fires {@link workbox-window.Workbox#activated}
 * @fires {@link workbox-window.Workbox#redundant}
 * @memberof workbox-window
 */

function _awaitIgnored(value, direct) {
  if (!direct) {
    return value && value.then ? value.then(_empty) : Promise.resolve();
  }
}

var Workbox = /*#__PURE__*/function (_WorkboxEventTarget) {
  _inheritsLoose(Workbox, _WorkboxEventTarget);

/**
   * Creates a new Workbox instance with a script URL and service worker
   * options. The script URL and options are the same as those used when
   * calling [navigator.serviceWorker.register(scriptURL, options)](https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/register).
   *
   * @param {string|TrustedScriptURL} scriptURL The service worker script
   *     associated with this instance. Using a
   *     [`TrustedScriptURL`](https://web.dev/trusted-types/) is supported.
   * @param {Object} [registerOptions] The service worker options associated
   *     with this instance.
   */
  // eslint-disable-next-line @typescript-eslint/ban-types
  function Workbox(scriptURL, registerOptions) {
    var _this;

if (registerOptions === void 0) {
      registerOptions = {};
    }

_this = _WorkboxEventTarget.call(this) || this;
    _this._registerOptions = {};
    _this._updateFoundCount = 0; // Deferreds we can resolve later.

_this._swDeferred = new Deferred();
    _this._activeDeferred = new Deferred();
    _this._controllingDeferred = new Deferred();
    _this._registrationTime = 0;
    _this._ownSWs = new Set();
    /**
     * @private
     */

_this._onUpdateFound = function () {
      // `this._registration` will never be `undefined` after an update is found.
      var registration = _this._registration;
      var installingSW = 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.toString()) || // 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;
        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._ownSWs.add(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
     */

_this._onStateChange = function (originalEvent) {
      // `this._registration` will never be `undefined` after an update is found.
      var registration = _this._registration;
      var sw = originalEvent.target;
      var state = sw.state;
      var isExternal = sw === _this._externalSW;
      var eventProps = {
        sw: sw,
        isExternal: isExternal,
        originalEvent: originalEvent
      };

if (!isExternal && _this._isUpdate) {
        eventProps.isUpdate = true;
      }

_this.dispatchEvent(new WorkboxEvent(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 = self.setTimeout(function () {
          // Ensure the SW is still waiting (it may now be redundant).
          if (state === 'installed' && registration.waiting === sw) {
            _this.dispatchEvent(new WorkboxEvent('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
     */

_this._onControllerChange = function (originalEvent) {
      var sw = _this._sw;
      var isExternal = sw !== navigator.serviceWorker.controller; // Unconditionally dispatch the controlling event, with isExternal set
      // to distinguish between controller changes due to the initial registration
      // vs. an update-check or other tab's registration.
      // See https://github.com/GoogleChrome/workbox/issues/2786

_this.dispatchEvent(new WorkboxEvent('controlling', {
        isExternal: isExternal,
        originalEvent: originalEvent,
        sw: sw,
        isUpdate: _this._isUpdate
      }));

if (!isExternal) {
        {
          logger.log('Registered service worker now controlling this page.');
        }

_this._controllingDeferred.resolve(sw);
      }
    };
    /**
     * @private
     * @param {Event} originalEvent
     */

_this._onMessage = _async(function (originalEvent) {
      // Can't change type 'any' of data.
      // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
      var data = originalEvent.data,
          ports = originalEvent.ports,
          source = originalEvent.source; // Wait until there's an "own" service worker. This is used to buffer
      // `message` events that may be received prior to calling `register()`.

return _await(_this.getSW(), function () {
        if (_this._ownSWs.has(source)) {
          _this.dispatchEvent(new WorkboxEvent('message', {
            // Can't change type 'any' of data.
            // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
            data: data,
            originalEvent: originalEvent,
            ports: ports,
            sw: source
          }));
        }
      }); // If the service worker that sent the message is in the list of own
      // service workers for this instance, dispatch a `message` event.
      // NOTE: we check for all previously owned service workers rather than
      // just the current one because some messages (e.g. cache updates) use
      // a timeout when sent and may be delayed long enough for a service worker
      // update to be found.
    });
    _this._scriptURL = scriptURL;
    _this._registerOptions = registerOptions; // Add a message listener immediately since messages received during
    // page load are buffered only until the DOMContentLoaded event:
    // https://github.com/GoogleChrome/workbox/issues/2202

navigator.serviceWorker.addEventListener('message', _this._onMessage);
    return _this;
  }
  /**
   * Registers a service worker for this instances script URL and service
   * worker options. By default this method delays registration until after
   * the window has loaded.
   *
   * @param {Object} [options]
   * @param {Function} [options.immediate=false] Setting this to true will
   *     register the service worker immediately, even if the window has
   *     not loaded (not recommended).
   */

var _proto = Workbox.prototype;

_proto.register = function register(_temp) {
    var _ref = _temp === void 0 ? {} : _temp,
        _ref$immediate = _ref.immediate,
        immediate = _ref$immediate === void 0 ? false : _ref$immediate;

try {
      var _this3 = this;

if ("dev" !== 'production') {
        if (_this3._registrationTime) {
          logger.error('Cannot re-register a Workbox instance after it has ' + 'been registered. Create a new instance instead.');
          return;
        }
      }

return _invoke(function () {
        if (!immediate && document.readyState !== 'complete') {
          return _awaitIgnored(new Promise(function (res) {
            return window.addEventListener('load', res);
          }));
        }
      }, function () {
        // Set this flag to true if any service worker was controlling the page
        // at registration time.
        _this3._isUpdate = Boolean(navigator.serviceWorker.controller); // Before registering, attempt to determine if a SW is already controlling
        // the page, and if that SW script (and version, if specified) matches this
        // instance's script.

_this3._compatibleControllingSW = _this3._getControllingSWIfCompatible();
        return _await(_this3._registerScript(), function (_this2$_registerScrip) {
          _this3._registration = _this2$_registerScrip;

// If we have a compatible controller, store the controller as the "own"
          // SW, resolve active/controlling deferreds and add necessary listeners.
          if (_this3._compatibleControllingSW) {
            _this3._sw = _this3._compatibleControllingSW;

_this3._activeDeferred.resolve(_this3._compatibleControllingSW);

_this3._controllingDeferred.resolve(_this3._compatibleControllingSW);

_this3._compatibleControllingSW.addEventListener('statechange', _this3._onStateChange, {
              once: true
            });
          } // If there's a waiting service worker with a matching URL before the
          // `updatefound` event fires, it likely means that this site is open
          // in another tab, or the user refreshed the page (and thus the previous
          // page wasn't fully unloaded before this page started loading).
          // https://developers.google.com/web/fundamentals/primers/service-workers/lifecycle#waiting

var waitingSW = _this3._registration.waiting;

if (waitingSW && urlsMatch(waitingSW.scriptURL, _this3._scriptURL.toString())) {
            // Store the waiting SW as the "own" Sw, even if it means overwriting
            // a compatible controller.
            _this3._sw = waitingSW; // Run this in the next microtask, so any code that adds an event
            // listener after awaiting `register()` will get this event.

dontWaitFor(Promise.resolve().then(function () {
              _this3.dispatchEvent(new WorkboxEvent('waiting', {
                sw: waitingSW,
                wasWaitingBeforeRegister: true
              }));

if ("dev" !== 'production') {
                logger.warn('A service worker was already waiting to activate ' + 'before this script was registered...');
              }
            }));
          } // If an "own" SW is already set, resolve the deferred.

if (_this3._sw) {
            _this3._swDeferred.resolve(_this3._sw);

_this3._ownSWs.add(_this3._sw);
          }

if ("dev" !== 'production') {
            logger.log('Successfully registered service worker.', _this3._scriptURL.toString());

if (navigator.serviceWorker.controller) {
              if (_this3._compatibleControllingSW) {
                logger.debug('A service worker with the same script URL ' + 'is already controlling this page.');
              } else {
                logger.debug('A service worker with a different script URL is ' + 'currently controlling the page. The browser is now fetching ' + 'the new script now...');
              }
            }

var currentPageIsOutOfScope = function currentPageIsOutOfScope() {
              var scopeURL = new URL(_this3._registerOptions.scope || _this3._scriptURL.toString(), document.baseURI);
              var scopeURLBasePath = new URL('./', scopeURL.href).pathname;
              return !location.pathname.startsWith(scopeURLBasePath);
            };

if (currentPageIsOutOfScope()) {
              logger.warn('The current page is not in scope for the registered ' + 'service worker. Was this a mistake?');
            }
          }

_this3._registration.addEventListener('updatefound', _this3._onUpdateFound);

navigator.serviceWorker.addEventListener('controllerchange', _this3._onControllerChange);
          return _this3._registration;
        });
      });
    } catch (e) {
      return Promise.reject(e);
    }
  }
  /**
   * Checks for updates of the registered service worker.
   */
  ;

_proto.update = function update() {
    try {
      var _this5 = this;

if (!_this5._registration) {
        if ("dev" !== 'production') {
          logger.error('Cannot update a Workbox instance without ' + 'being registered. Register the Workbox instance first.');
        }

return;
      } // Try to update registration

return _awaitIgnored(_this5._registration.update());
    } catch (e) {
      return Promise.reject(e);
    }
  }
  /**
   * 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 = function getSW() {
    // 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 this._sw !== undefined ? Promise.resolve(this._sw) : this._swDeferred.promise;
  }
  /**
   * Sends the passed data object to the service worker registered by this
   * instance (via {@link 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>}
   */
  // We might be able to change the 'data' type to Record<string, unknown> in the future.
  // eslint-disable-next-line @typescript-eslint/ban-types
  ;

_proto.messageSW = function messageSW$1(data) {
    try {
      var _this7 = this;

return _await(_this7.getSW(), function (sw) {
        return messageSW(sw, data);
      });
    } catch (e) {
      return Promise.reject(e);
    }
  }
  /**
   * Sends a `{type: 'SKIP_WAITING'}` message to the service worker that's
   * currently in the `waiting` state associated with the current registration.
   *
   * If there is no current registration or no service worker is `waiting`,
   * calling this will have no effect.
   */
  ;

_proto.messageSkipWaiting = function messageSkipWaiting() {
    if (this._registration && this._registration.waiting) {
      void messageSW(this._registration.waiting, SKIP_WAITING_MESSAGE);
    }
  }
  /**
   * Checks for a service worker already controlling the page and returns
   * it if its script URL matches.
   *
   * @private
   * @return {ServiceWorker|undefined}
   */
  ;

_proto._getControllingSWIfCompatible = function _getControllingSWIfCompatible() {
    var controller = navigator.serviceWorker.controller;

if (controller && urlsMatch(controller.scriptURL, this._scriptURL.toString())) {
      return controller;
    } else {
      return undefined;
    }
  }
  /**
   * Registers a service worker for this instances script URL and register
   * options and tracks the time registration was complete.
   *
   * @private
   */
  ;

_proto._registerScript = function _registerScript() {
    try {
      var _this9 = this;

return _catch(function () {
        // this._scriptURL may be a TrustedScriptURL, but there's no support for
        // passing that to register() in lib.dom right now.
        // https://github.com/GoogleChrome/workbox/issues/2855
        return _await(navigator.serviceWorker.register(_this9._scriptURL, _this9._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.
          _this9._registrationTime = performance.now();
          return reg;
        });
      }, function (error) {
        if ("dev" !== 'production') {
          logger.error(error);
        } // Re-throw the error.

throw error;
      });
    } catch (e) {
      return Promise.reject(e);
    }
  };

_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;
}(WorkboxEventTarget);

function _invoke(body, then) {
  var result = body();

if (result && result.then) {
    return result.then(then);
  }

return then(result);
} // The jsdoc comments below outline the events this instance may dispatch:
// -----------------------------------------------------------------------

/**
 * The `message` event is dispatched any time a `postMessage` is received.
 *
 * @event workbox-window.Workbox#message
 * @type {WorkboxEvent}
 * @property {*} data The `data` property from the original `message` event.
 * @property {Event} originalEvent The original [`message`]{@link https://developer.mozilla.org/en-US/docs/Web/API/MessageEvent}
 *     event.
 * @property {string} type `message`.
 * @property {MessagePort[]} ports The `ports` value from `originalEvent`.
 * @property {Workbox} target The `Workbox` instance.
 */

/**
 * The `installed` event is dispatched if the state of a
 * {@link workbox-window.Workbox} instance's
 * {@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw|registered service worker}
 * changes to `installed`.
 *
 * Then can happen either the very first time a service worker is installed,
 * or after an update to the current service worker is found. In the case
 * of an update being found, the event's `isUpdate` property will be `true`.
 *
 * @event workbox-window.Workbox#installed
 * @type {WorkboxEvent}
 * @property {ServiceWorker} sw The service worker instance.
 * @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
 *     event.
 * @property {boolean|undefined} isUpdate True if a service worker was already
 *     controlling when this `Workbox` instance called `register()`.
 * @property {boolean|undefined} isExternal True if this event is associated
 *     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}.
 * @property {string} type `installed`.
 * @property {Workbox} target The `Workbox` instance.
 */

/**
 * The `waiting` event is dispatched if the state of a
 * {@link workbox-window.Workbox} instance's
 * [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw}
 * changes to `installed` and then doesn't immediately change to `activating`.
 * It may also be dispatched if a service worker with the same
 * [`scriptURL`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/scriptURL}
 * was already waiting when the {@link workbox-window.Workbox#register}
 * method was called.
 *
 * @event workbox-window.Workbox#waiting
 * @type {WorkboxEvent}
 * @property {ServiceWorker} sw The service worker instance.
 * @property {Event|undefined} originalEvent The original
 *    [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
 *     event, or `undefined` in the case where the service worker was waiting
 *     to before `.register()` was called.
 * @property {boolean|undefined} isUpdate True if a service worker was already
 *     controlling when this `Workbox` instance called `register()`.
 * @property {boolean|undefined} isExternal True if this event is associated
 *     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}.
 * @property {boolean|undefined} wasWaitingBeforeRegister True if a service worker with
 *     a matching `scriptURL` was already waiting when this `Workbox`
 *     instance called `register()`.
 * @property {string} type `waiting`.
 * @property {Workbox} target The `Workbox` instance.
 */

/**
 * The `controlling` event is dispatched if a
 * [`controllerchange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/oncontrollerchange}
 * fires on the service worker [container]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer}
 * and the [`scriptURL`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/scriptURL}
 * of the new [controller]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/controller}
 * matches the `scriptURL` of the `Workbox` instance's
 * [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw}.
 *
 * @event workbox-window.Workbox#controlling
 * @type {WorkboxEvent}
 * @property {ServiceWorker} sw The service worker instance.
 * @property {Event} originalEvent The original [`controllerchange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/oncontrollerchange}
 *     event.
 * @property {boolean|undefined} isUpdate True if a service worker was already
 *     controlling when this service worker was registered.
 * @property {boolean|undefined} isExternal True if this event is associated
 *     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}.
 * @property {string} type `controlling`.
 * @property {Workbox} target The `Workbox` instance.
 */

/**
 * The `activated` event is dispatched if the state of a
 * {@link workbox-window.Workbox} instance's
 * {@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw|registered service worker}
 * changes to `activated`.
 *
 * @event workbox-window.Workbox#activated
 * @type {WorkboxEvent}
 * @property {ServiceWorker} sw The service worker instance.
 * @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
 *     event.
 * @property {boolean|undefined} isUpdate True if a service worker was already
 *     controlling when this `Workbox` instance called `register()`.
 * @property {boolean|undefined} isExternal True if this event is associated
 *     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}.
 * @property {string} type `activated`.
 * @property {Workbox} target The `Workbox` instance.
 */

/**
 * The `redundant` event is dispatched if the state of a
 * {@link workbox-window.Workbox} instance's
 * [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw}
 * changes to `redundant`.
 *
 * @event workbox-window.Workbox#redundant
 * @type {WorkboxEvent}
 * @property {ServiceWorker} sw The service worker instance.
 * @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
 *     event.
 * @property {boolean|undefined} isUpdate True if a service worker was already
 *     controlling when this `Workbox` instance called `register()`.
 * @property {string} type `redundant`.
 * @property {Workbox} target The `Workbox` instance.
 */

function _catch(body, recover) {
  try {
    var result = body();
  } catch (e) {
    return recover(e);
  }

if (result && result.then) {
    return result.then(void 0, recover);
  }

return result;
}

export { Workbox, WorkboxEvent, messageSW };
//# sourceMappingURL=workbox-window.dev.es5.mjs.map

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