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n-- > 0) && !(r = i.next()).done) ar.push(r.value);\r\n    }\r\n    catch (error) { e = { error: error }; }\r\n    finally {\r\n        try {\r\n            if (r && !r.done && (m = i[\"return\"])) m.call(i);\r\n        }\r\n        finally { if (e) throw e.error; }\r\n    }\r\n    return ar;\r\n}\r\n\r\nfunction __spreadArray(to, from) {\r\n    for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)\r\n        to[j] = from[i];\r\n    return to;\r\n}\n\nexports.__read = __read;\nexports.__rest = __rest;\nexports.__spreadArray = __spreadArray;\nexports.__values = __values;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar _tslib = require('./_virtual/_tslib.js');\nvar constants = require('./constants.js');\nvar environment = require('./environment.js');\n\nfunction keys(value) {\n  return Object.keys(value);\n}\nfunction matchesState(parentStateId, childStateId, delimiter) {\n  if (delimiter === void 0) {\n    delimiter = constants.STATE_DELIMITER;\n  }\n\n  var parentStateValue = toStateValue(parentStateId, delimiter);\n  var childStateValue = toStateValue(childStateId, delimiter);\n\n  if (isString(childStateValue)) {\n    if (isString(parentStateValue)) {\n      return childStateValue === parentStateValue;\n    } // Parent more specific than child\n\n\n    return false;\n  }\n\n  if (isString(parentStateValue)) {\n    return parentStateValue in childStateValue;\n  }\n\n  return keys(parentStateValue).every(function (key) {\n    if (!(key in childStateValue)) {\n      return false;\n    }\n\n    return matchesState(parentStateValue[key], childStateValue[key]);\n  });\n}\nfunction getEventType(event) {\n  try {\n    return isString(event) || typeof event === 'number' ? \"\" + event : event.type;\n  } catch (e) {\n    throw new Error('Events must be strings or objects with a string event.type property.');\n  }\n}\nfunction toStatePath(stateId, delimiter) {\n  try {\n    if (isArray(stateId)) {\n      return stateId;\n    }\n\n    return stateId.toString().split(delimiter);\n  } catch (e) {\n    throw new Error(\"'\" + stateId + \"' is not a valid state path.\");\n  }\n}\nfunction isStateLike(state) {\n  return typeof state === 'object' && 'value' in state && 'context' in state && 'event' in state && '_event' in state;\n}\nfunction toStateValue(stateValue, delimiter) {\n  if (isStateLike(stateValue)) {\n    return stateValue.value;\n  }\n\n  if (isArray(stateValue)) {\n    return pathToStateValue(stateValue);\n  }\n\n  if (typeof stateValue !== 'string') {\n    return stateValue;\n  }\n\n  var statePath = toStatePath(stateValue, delimiter);\n  return pathToStateValue(statePath);\n}\nfunction pathToStateValue(statePath) {\n  if (statePath.length === 1) {\n    return statePath[0];\n  }\n\n  var value = {};\n  var marker = value;\n\n  for (var i = 0; i < statePath.length - 1; i++) {\n    if (i === statePath.length - 2) {\n      marker[statePath[i]] = statePath[i + 1];\n    } else {\n      marker[statePath[i]] = {};\n      marker = marker[statePath[i]];\n    }\n  }\n\n  return value;\n}\nfunction mapValues(collection, iteratee) {\n  var result = {};\n  var collectionKeys = keys(collection);\n\n  for (var i = 0; i < collectionKeys.length; i++) {\n    var key = collectionKeys[i];\n    result[key] = iteratee(collection[key], key, collection, i);\n  }\n\n  return result;\n}\nfunction mapFilterValues(collection, iteratee, predicate) {\n  var e_1, _a;\n\n  var result = {};\n\n  try {\n    for (var _b = _tslib.__values(keys(collection)), _c = _b.next(); !_c.done; _c = _b.next()) {\n      var key = _c.value;\n      var item = collection[key];\n\n      if (!predicate(item)) {\n        continue;\n      }\n\n      result[key] = iteratee(item, key, collection);\n    }\n  } catch (e_1_1) {\n    e_1 = {\n      error: e_1_1\n    };\n  } finally {\n    try {\n      if (_c && !_c.done && (_a = _b.return)) _a.call(_b);\n    } finally {\n      if (e_1) throw e_1.error;\n    }\n  }\n\n  return result;\n}\n/**\r\n * Retrieves a value at the given path.\r\n * @param props The deep path to the prop of the desired value\r\n */\n\nvar path = function (props) {\n  return function (object) {\n    var e_2, _a;\n\n    var result = object;\n\n    try {\n      for (var props_1 = _tslib.__values(props), props_1_1 = props_1.next(); !props_1_1.done; props_1_1 = props_1.next()) {\n        var prop = props_1_1.value;\n        result = result[prop];\n      }\n    } catch (e_2_1) {\n      e_2 = {\n        error: e_2_1\n      };\n    } finally {\n      try {\n        if (props_1_1 && !props_1_1.done && (_a = props_1.return)) _a.call(props_1);\n      } finally {\n        if (e_2) throw e_2.error;\n      }\n    }\n\n    return result;\n  };\n};\n/**\r\n * Retrieves a value at the given path via the nested accessor prop.\r\n * @param props The deep path to the prop of the desired value\r\n */\n\nfunction nestedPath(props, accessorProp) {\n  return function (object) {\n    var e_3, _a;\n\n    var result = object;\n\n    try {\n      for (var props_2 = _tslib.__values(props), props_2_1 = props_2.next(); !props_2_1.done; props_2_1 = props_2.next()) {\n        var prop = props_2_1.value;\n        result = result[accessorProp][prop];\n      }\n    } catch (e_3_1) {\n      e_3 = {\n        error: e_3_1\n      };\n    } finally {\n      try {\n        if (props_2_1 && !props_2_1.done && (_a = props_2.return)) _a.call(props_2);\n      } finally {\n        if (e_3) throw e_3.error;\n      }\n    }\n\n    return result;\n  };\n}\nfunction toStatePaths(stateValue) {\n  if (!stateValue) {\n    return [[]];\n  }\n\n  if (isString(stateValue)) {\n    return [[stateValue]];\n  }\n\n  var result = flatten(keys(stateValue).map(function (key) {\n    var subStateValue = stateValue[key];\n\n    if (typeof subStateValue !== 'string' && (!subStateValue || !Object.keys(subStateValue).length)) {\n      return [[key]];\n    }\n\n    return toStatePaths(stateValue[key]).map(function (subPath) {\n      return [key].concat(subPath);\n    });\n  }));\n  return result;\n}\nfunction flatten(array) {\n  var _a;\n\n  return (_a = []).concat.apply(_a, _tslib.__spreadArray([], _tslib.__read(array)));\n}\nfunction toArrayStrict(value) {\n  if (isArray(value)) {\n    return value;\n  }\n\n  return [value];\n}\nfunction toArray(value) {\n  if (value === undefined) {\n    return [];\n  }\n\n  return toArrayStrict(value);\n}\nfunction mapContext(mapper, context, _event) {\n  var e_5, _a;\n\n  if (isFunction(mapper)) {\n    return mapper(context, _event.data);\n  }\n\n  var result = {};\n\n  try {\n    for (var _b = _tslib.__values(Object.keys(mapper)), _c = _b.next(); !_c.done; _c = _b.next()) {\n      var key = _c.value;\n      var subMapper = mapper[key];\n\n      if (isFunction(subMapper)) {\n        result[key] = subMapper(context, _event.data);\n      } else {\n        result[key] = subMapper;\n      }\n    }\n  } catch (e_5_1) {\n    e_5 = {\n      error: e_5_1\n    };\n  } finally {\n    try {\n      if (_c && !_c.done && (_a = _b.return)) _a.call(_b);\n    } finally {\n      if (e_5) throw e_5.error;\n    }\n  }\n\n  return result;\n}\nfunction isBuiltInEvent(eventType) {\n  return /^(done|error)\\./.test(eventType);\n}\nfunction isPromiseLike(value) {\n  if (value instanceof Promise) {\n    return true;\n  } // Check if shape matches the Promise/A+ specification for a \"thenable\".\n\n\n  if (value !== null && (isFunction(value) || typeof value === 'object') && isFunction(value.then)) {\n    return true;\n  }\n\n  return false;\n}\nfunction isBehavior(value) {\n  return value !== null && typeof value === 'object' && 'transition' in value && typeof value.transition === 'function';\n}\nfunction partition(items, predicate) {\n  var e_6, _a;\n\n  var _b = _tslib.__read([[], []], 2),\n      truthy = _b[0],\n      falsy = _b[1];\n\n  try {\n    for (var items_1 = _tslib.__values(items), items_1_1 = items_1.next(); !items_1_1.done; items_1_1 = items_1.next()) {\n      var item = items_1_1.value;\n\n      if (predicate(item)) {\n        truthy.push(item);\n      } else {\n        falsy.push(item);\n      }\n    }\n  } catch (e_6_1) {\n    e_6 = {\n      error: e_6_1\n    };\n  } finally {\n    try {\n      if (items_1_1 && !items_1_1.done && (_a = items_1.return)) _a.call(items_1);\n    } finally {\n      if (e_6) throw e_6.error;\n    }\n  }\n\n  return [truthy, falsy];\n}\nfunction updateHistoryStates(hist, stateValue) {\n  return mapValues(hist.states, function (subHist, key) {\n    if (!subHist) {\n      return undefined;\n    }\n\n    var subStateValue = (isString(stateValue) ? undefined : stateValue[key]) || (subHist ? subHist.current : undefined);\n\n    if (!subStateValue) {\n      return undefined;\n    }\n\n    return {\n      current: subStateValue,\n      states: updateHistoryStates(subHist, subStateValue)\n    };\n  });\n}\nfunction updateHistoryValue(hist, stateValue) {\n  return {\n    current: stateValue,\n    states: updateHistoryStates(hist, stateValue)\n  };\n}\nfunction updateContext(context, _event, assignActions, state) {\n  if (!environment.IS_PRODUCTION) {\n    exports.warn(!!context, 'Attempting to update undefined context');\n  }\n\n  var updatedContext = context ? assignActions.reduce(function (acc, assignAction) {\n    var e_7, _a;\n\n    var assignment = assignAction.assignment;\n    var meta = {\n      state: state,\n      action: assignAction,\n      _event: _event\n    };\n    var partialUpdate = {};\n\n    if (isFunction(assignment)) {\n      partialUpdate = assignment(acc, _event.data, meta);\n    } else {\n      try {\n        for (var _b = _tslib.__values(keys(assignment)), _c = _b.next(); !_c.done; _c = _b.next()) {\n          var key = _c.value;\n          var propAssignment = assignment[key];\n          partialUpdate[key] = isFunction(propAssignment) ? propAssignment(acc, _event.data, meta) : propAssignment;\n        }\n      } catch (e_7_1) {\n        e_7 = {\n          error: e_7_1\n        };\n      } finally {\n        try {\n          if (_c && !_c.done && (_a = _b.return)) _a.call(_b);\n        } finally {\n          if (e_7) throw e_7.error;\n        }\n      }\n    }\n\n    return Object.assign({}, acc, partialUpdate);\n  }, context) : context;\n  return updatedContext;\n} // tslint:disable-next-line:no-empty\n\nexports.warn = function () {};\n\nif (!environment.IS_PRODUCTION) {\n  exports.warn = function (condition, message) {\n    var error = condition instanceof Error ? condition : undefined;\n\n    if (!error && condition) {\n      return;\n    }\n\n    if (console !== undefined) {\n      var args = [\"Warning: \" + message];\n\n      if (error) {\n        args.push(error);\n      } // tslint:disable-next-line:no-console\n\n\n      console.warn.apply(console, args);\n    }\n  };\n}\nfunction isArray(value) {\n  return Array.isArray(value);\n} // tslint:disable-next-line:ban-types\n\nfunction isFunction(value) {\n  return typeof value === 'function';\n}\nfunction isString(value) {\n  return typeof value === 'string';\n} // export function memoizedGetter<T, TP extends { prototype: object }>(\n//   o: TP,\n//   property: string,\n//   getter: () => T\n// ): void {\n//   Object.defineProperty(o.prototype, property, {\n//     get: getter,\n//     enumerable: false,\n//     configurable: false\n//   });\n// }\n\nfunction toGuard(condition, guardMap) {\n  if (!condition) {\n    return undefined;\n  }\n\n  if (isString(condition)) {\n    return {\n      type: constants.DEFAULT_GUARD_TYPE,\n      name: condition,\n      predicate: guardMap ? guardMap[condition] : undefined\n    };\n  }\n\n  if (isFunction(condition)) {\n    return {\n      type: constants.DEFAULT_GUARD_TYPE,\n      name: condition.name,\n      predicate: condition\n    };\n  }\n\n  return condition;\n}\nfunction isObservable(value) {\n  try {\n    return 'subscribe' in value && isFunction(value.subscribe);\n  } catch (e) {\n    return false;\n  }\n}\nvar symbolObservable = /*#__PURE__*/function () {\n  return typeof Symbol === 'function' && Symbol.observable || '@@observable';\n}();\nfunction isMachine(value) {\n  try {\n    return '__xstatenode' in value;\n  } catch (e) {\n    return false;\n  }\n}\nfunction isActor(value) {\n  return !!value && typeof value.send === 'function';\n}\nvar uniqueId = /*#__PURE__*/function () {\n  var currentId = 0;\n  return function () {\n    currentId++;\n    return currentId.toString(16);\n  };\n}();\nfunction toEventObject(event, payload // id?: TEvent['type']\n) {\n  if (isString(event) || typeof event === 'number') {\n    return _tslib.__assign({\n      type: event\n    }, payload);\n  }\n\n  return event;\n}\nfunction toSCXMLEvent(event, scxmlEvent) {\n  if (!isString(event) && '$$type' in event && event.$$type === 'scxml') {\n    return event;\n  }\n\n  var eventObject = toEventObject(event);\n  return _tslib.__assign({\n    name: eventObject.type,\n    data: eventObject,\n    $$type: 'scxml',\n    type: 'external'\n  }, scxmlEvent);\n}\nfunction toTransitionConfigArray(event, configLike) {\n  var transitions = toArrayStrict(configLike).map(function (transitionLike) {\n    if (typeof transitionLike === 'undefined' || typeof transitionLike === 'string' || isMachine(transitionLike)) {\n      return {\n        target: transitionLike,\n        event: event\n      };\n    }\n\n    return _tslib.__assign(_tslib.__assign({}, transitionLike), {\n      event: event\n    });\n  });\n  return transitions;\n}\nfunction normalizeTarget(target) {\n  if (target === undefined || target === constants.TARGETLESS_KEY) {\n    return undefined;\n  }\n\n  return toArray(target);\n}\nfunction reportUnhandledExceptionOnInvocation(originalError, currentError, id) {\n  if (!environment.IS_PRODUCTION) {\n    var originalStackTrace = originalError.stack ? \" Stacktrace was '\" + originalError.stack + \"'\" : '';\n\n    if (originalError === currentError) {\n      // tslint:disable-next-line:no-console\n      console.error(\"Missing onError handler for invocation '\" + id + \"', error was '\" + originalError + \"'.\" + originalStackTrace);\n    } else {\n      var stackTrace = currentError.stack ? \" Stacktrace was '\" + currentError.stack + \"'\" : ''; // tslint:disable-next-line:no-console\n\n      console.error(\"Missing onError handler and/or unhandled exception/promise rejection for invocation '\" + id + \"'. \" + (\"Original error: '\" + originalError + \"'. \" + originalStackTrace + \" Current error is '\" + currentError + \"'.\" + stackTrace));\n    }\n  }\n}\nfunction evaluateGuard(machine, guard, context, _event, state) {\n  var guards = machine.options.guards;\n  var guardMeta = {\n    state: state,\n    cond: guard,\n    _event: _event\n  }; // TODO: do not hardcode!\n\n  if (guard.type === constants.DEFAULT_GUARD_TYPE) {\n    return guard.predicate(context, _event.data, guardMeta);\n  }\n\n  var condFn = guards[guard.type];\n\n  if (!condFn) {\n    throw new Error(\"Guard '\" + guard.type + \"' is not implemented on machine '\" + machine.id + \"'.\");\n  }\n\n  return condFn(context, _event.data, guardMeta);\n}\nfunction toInvokeSource(src) {\n  if (typeof src === 'string') {\n    return {\n      type: src\n    };\n  }\n\n  return src;\n}\nfunction toObserver(nextHandler, errorHandler, completionHandler) {\n  if (typeof nextHandler === 'object') {\n    return nextHandler;\n  }\n\n  var noop = function () {\n    return void 0;\n  };\n\n  return {\n    next: nextHandler,\n    error: errorHandler || noop,\n    complete: completionHandler || noop\n  };\n}\n\nexports.evaluateGuard = evaluateGuard;\nexports.flatten = flatten;\nexports.getEventType = getEventType;\nexports.isActor = isActor;\nexports.isArray = isArray;\nexports.isBehavior = isBehavior;\nexports.isBuiltInEvent = isBuiltInEvent;\nexports.isFunction = isFunction;\nexports.isMachine = isMachine;\nexports.isObservable = isObservable;\nexports.isPromiseLike = isPromiseLike;\nexports.isStateLike = isStateLike;\nexports.isString = isString;\nexports.keys = keys;\nexports.mapContext = mapContext;\nexports.mapFilterValues = mapFilterValues;\nexports.mapValues = mapValues;\nexports.matchesState = matchesState;\nexports.nestedPath = nestedPath;\nexports.normalizeTarget = normalizeTarget;\nexports.partition = partition;\nexports.path = path;\nexports.pathToStateValue = pathToStateValue;\nexports.reportUnhandledExceptionOnInvocation = reportUnhandledExceptionOnInvocation;\nexports.symbolObservable = symbolObservable;\nexports.toArray = toArray;\nexports.toArrayStrict = toArrayStrict;\nexports.toEventObject = toEventObject;\nexports.toGuard = toGuard;\nexports.toInvokeSource = toInvokeSource;\nexports.toObserver = toObserver;\nexports.toSCXMLEvent = toSCXMLEvent;\nexports.toStatePath = toStatePath;\nexports.toStatePaths = toStatePaths;\nexports.toStateValue = toStateValue;\nexports.toTransitionConfigArray = toTransitionConfigArray;\nexports.uniqueId = uniqueId;\nexports.updateContext = updateContext;\nexports.updateHistoryStates = updateHistoryStates;\nexports.updateHistoryValue = updateHistoryValue;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\n/**\r\n * Maintains a stack of the current service in scope.\r\n * This is used to provide the correct service to spawn().\r\n */\nvar serviceStack = [];\nvar provide = function (service, fn) {\n  serviceStack.push(service);\n  var result = fn(service);\n  serviceStack.pop();\n  return result;\n};\nvar consume = function (fn) {\n  return fn(serviceStack[serviceStack.length - 1]);\n};\n\nexports.consume = consume;\nexports.provide = provide;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar _tslib = require('./_virtual/_tslib.js');\n\nvar defaultOptions = {\n  deferEvents: false\n};\n\nvar Scheduler =\n/*#__PURE__*/\n\n/** @class */\nfunction () {\n  function Scheduler(options) {\n    this.processingEvent = false;\n    this.queue = [];\n    this.initialized = false;\n    this.options = _tslib.__assign(_tslib.__assign({}, defaultOptions), options);\n  }\n\n  Scheduler.prototype.initialize = function (callback) {\n    this.initialized = true;\n\n    if (callback) {\n      if (!this.options.deferEvents) {\n        this.schedule(callback);\n        return;\n      }\n\n      this.process(callback);\n    }\n\n    this.flushEvents();\n  };\n\n  Scheduler.prototype.schedule = function (task) {\n    if (!this.initialized || this.processingEvent) {\n      this.queue.push(task);\n      return;\n    }\n\n    if (this.queue.length !== 0) {\n      throw new Error('Event queue should be empty when it is not processing events');\n    }\n\n    this.process(task);\n    this.flushEvents();\n  };\n\n  Scheduler.prototype.clear = function () {\n    this.queue = [];\n  };\n\n  Scheduler.prototype.flushEvents = function () {\n    var nextCallback = this.queue.shift();\n\n    while (nextCallback) {\n      this.process(nextCallback);\n      nextCallback = this.queue.shift();\n    }\n  };\n\n  Scheduler.prototype.process = function (callback) {\n    this.processingEvent = true;\n\n    try {\n      callback();\n    } catch (e) {\n      // there is no use to keep the future events\n      // as the situation is not anymore the same\n      this.clear();\n      throw e;\n    } finally {\n      this.processingEvent = false;\n    }\n  };\n\n  return Scheduler;\n}();\n\nexports.Scheduler = Scheduler;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar _tslib = require('./_virtual/_tslib.js');\nvar environment = require('./environment.js');\nvar utils = require('./utils.js');\nvar types = require('./types.js');\nvar actionTypes = require('./actionTypes.js');\n\nvar initEvent = /*#__PURE__*/utils.toSCXMLEvent({\n  type: actionTypes.init\n});\nfunction getActionFunction(actionType, actionFunctionMap) {\n  return actionFunctionMap ? actionFunctionMap[actionType] || undefined : undefined;\n}\nfunction toActionObject(action, actionFunctionMap) {\n  var actionObject;\n\n  if (utils.isString(action) || typeof action === 'number') {\n    var exec = getActionFunction(action, actionFunctionMap);\n\n    if (utils.isFunction(exec)) {\n      actionObject = {\n        type: action,\n        exec: exec\n      };\n    } else if (exec) {\n      actionObject = exec;\n    } else {\n      actionObject = {\n        type: action,\n        exec: undefined\n      };\n    }\n  } else if (utils.isFunction(action)) {\n    actionObject = {\n      // Convert action to string if unnamed\n      type: action.name || action.toString(),\n      exec: action\n    };\n  } else {\n    var exec = getActionFunction(action.type, actionFunctionMap);\n\n    if (utils.isFunction(exec)) {\n      actionObject = _tslib.__assign(_tslib.__assign({}, action), {\n        exec: exec\n      });\n    } else if (exec) {\n      var actionType = exec.type || action.type;\n      actionObject = _tslib.__assign(_tslib.__assign(_tslib.__assign({}, exec), action), {\n        type: actionType\n      });\n    } else {\n      actionObject = action;\n    }\n  }\n\n  Object.defineProperty(actionObject, 'toString', {\n    value: function () {\n      return actionObject.type;\n    },\n    enumerable: false,\n    configurable: true\n  });\n  return actionObject;\n}\nvar toActionObjects = function (action, actionFunctionMap) {\n  if (!action) {\n    return [];\n  }\n\n  var actions = utils.isArray(action) ? action : [action];\n  return actions.map(function (subAction) {\n    return toActionObject(subAction, actionFunctionMap);\n  });\n};\nfunction toActivityDefinition(action) {\n  var actionObject = toActionObject(action);\n  return _tslib.__assign(_tslib.__assign({\n    id: utils.isString(action) ? action : actionObject.id\n  }, actionObject), {\n    type: actionObject.type\n  });\n}\n/**\r\n * Raises an event. This places the event in the internal event queue, so that\r\n * the event is immediately consumed by the machine in the current step.\r\n *\r\n * @param eventType The event to raise.\r\n */\n\nfunction raise(event) {\n  if (!utils.isString(event)) {\n    return send(event, {\n      to: types.SpecialTargets.Internal\n    });\n  }\n\n  return {\n    type: actionTypes.raise,\n    event: event\n  };\n}\nfunction resolveRaise(action) {\n  return {\n    type: actionTypes.raise,\n    _event: utils.toSCXMLEvent(action.event)\n  };\n}\n/**\r\n * Sends an event. This returns an action that will be read by an interpreter to\r\n * send the event in the next step, after the current step is finished executing.\r\n *\r\n * @param event The event to send.\r\n * @param options Options to pass into the send event:\r\n *  - `id` - The unique send event identifier (used with `cancel()`).\r\n *  - `delay` - The number of milliseconds to delay the sending of the event.\r\n *  - `to` - The target of this event (by default, the machine the event was sent from).\r\n */\n\nfunction send(event, options) {\n  return {\n    to: options ? options.to : undefined,\n    type: actionTypes.send,\n    event: utils.isFunction(event) ? event : utils.toEventObject(event),\n    delay: options ? options.delay : undefined,\n    id: options && options.id !== undefined ? options.id : utils.isFunction(event) ? event.name : utils.getEventType(event)\n  };\n}\nfunction resolveSend(action, ctx, _event, delaysMap) {\n  var meta = {\n    _event: _event\n  }; // TODO: helper function for resolving Expr\n\n  var resolvedEvent = utils.toSCXMLEvent(utils.isFunction(action.event) ? action.event(ctx, _event.data, meta) : action.event);\n  var resolvedDelay;\n\n  if (utils.isString(action.delay)) {\n    var configDelay = delaysMap && delaysMap[action.delay];\n    resolvedDelay = utils.isFunction(configDelay) ? configDelay(ctx, _event.data, meta) : configDelay;\n  } else {\n    resolvedDelay = utils.isFunction(action.delay) ? action.delay(ctx, _event.data, meta) : action.delay;\n  }\n\n  var resolvedTarget = utils.isFunction(action.to) ? action.to(ctx, _event.data, meta) : action.to;\n  return _tslib.__assign(_tslib.__assign({}, action), {\n    to: resolvedTarget,\n    _event: resolvedEvent,\n    event: resolvedEvent.data,\n    delay: resolvedDelay\n  });\n}\n/**\r\n * Sends an event to this machine's parent.\r\n *\r\n * @param event The event to send to the parent machine.\r\n * @param options Options to pass into the send event.\r\n */\n\nfunction sendParent(event, options) {\n  return send(event, _tslib.__assign(_tslib.__assign({}, options), {\n    to: types.SpecialTargets.Parent\n  }));\n}\n/**\r\n * Sends an update event to this machine's parent.\r\n */\n\nfunction sendUpdate() {\n  return sendParent(actionTypes.update);\n}\n/**\r\n * Sends an event back to the sender of the original event.\r\n *\r\n * @param event The event to send back to the sender\r\n * @param options Options to pass into the send event\r\n */\n\nfunction respond(event, options) {\n  return send(event, _tslib.__assign(_tslib.__assign({}, options), {\n    to: function (_, __, _a) {\n      var _event = _a._event;\n      return _event.origin; // TODO: handle when _event.origin is undefined\n    }\n  }));\n}\n\nvar defaultLogExpr = function (context, event) {\n  return {\n    context: context,\n    event: event\n  };\n};\n/**\r\n *\r\n * @param expr The expression function to evaluate which will be logged.\r\n *  Takes in 2 arguments:\r\n *  - `ctx` - the current state context\r\n *  - `event` - the event that caused this action to be executed.\r\n * @param label The label to give to the logged expression.\r\n */\n\n\nfunction log(expr, label) {\n  if (expr === void 0) {\n    expr = defaultLogExpr;\n  }\n\n  return {\n    type: actionTypes.log,\n    label: label,\n    expr: expr\n  };\n}\nvar resolveLog = function (action, ctx, _event) {\n  return _tslib.__assign(_tslib.__assign({}, action), {\n    value: utils.isString(action.expr) ? action.expr : action.expr(ctx, _event.data, {\n      _event: _event\n    })\n  });\n};\n/**\r\n * Cancels an in-flight `send(...)` action. A canceled sent action will not\r\n * be executed, nor will its event be sent, unless it has already been sent\r\n * (e.g., if `cancel(...)` is called after the `send(...)` action's `delay`).\r\n *\r\n * @param sendId The `id` of the `send(...)` action to cancel.\r\n */\n\nvar cancel = function (sendId) {\n  return {\n    type: actionTypes.cancel,\n    sendId: sendId\n  };\n};\n/**\r\n * Starts an activity.\r\n *\r\n * @param activity The activity to start.\r\n */\n\nfunction start(activity) {\n  var activityDef = toActivityDefinition(activity);\n  return {\n    type: types.ActionTypes.Start,\n    activity: activityDef,\n    exec: undefined\n  };\n}\n/**\r\n * Stops an activity.\r\n *\r\n * @param actorRef The activity to stop.\r\n */\n\nfunction stop(actorRef) {\n  var activity = utils.isFunction(actorRef) ? actorRef : toActivityDefinition(actorRef);\n  return {\n    type: types.ActionTypes.Stop,\n    activity: activity,\n    exec: undefined\n  };\n}\nfunction resolveStop(action, context, _event) {\n  var actorRefOrString = utils.isFunction(action.activity) ? action.activity(context, _event.data) : action.activity;\n  var resolvedActorRef = typeof actorRefOrString === 'string' ? {\n    id: actorRefOrString\n  } : actorRefOrString;\n  var actionObject = {\n    type: types.ActionTypes.Stop,\n    activity: resolvedActorRef\n  };\n  return actionObject;\n}\n/**\r\n * Updates the current context of the machine.\r\n *\r\n * @param assignment An object that represents the partial context to update.\r\n */\n\nvar assign = function (assignment) {\n  return {\n    type: actionTypes.assign,\n    assignment: assignment\n  };\n};\n/**\r\n * Returns an event type that represents an implicit event that\r\n * is sent after the specified `delay`.\r\n *\r\n * @param delayRef The delay in milliseconds\r\n * @param id The state node ID where this event is handled\r\n */\n\nfunction after(delayRef, id) {\n  var idSuffix = id ? \"#\" + id : '';\n  return types.ActionTypes.After + \"(\" + delayRef + \")\" + idSuffix;\n}\n/**\r\n * Returns an event that represents that a final state node\r\n * has been reached in the parent state node.\r\n *\r\n * @param id The final state node's parent state node `id`\r\n * @param data The data to pass into the event\r\n */\n\nfunction done(id, data) {\n  var type = types.ActionTypes.DoneState + \".\" + id;\n  var eventObject = {\n    type: type,\n    data: data\n  };\n\n  eventObject.toString = function () {\n    return type;\n  };\n\n  return eventObject;\n}\n/**\r\n * Returns an event that represents that an invoked service has terminated.\r\n *\r\n * An invoked service is terminated when it has reached a top-level final state node,\r\n * but not when it is canceled.\r\n *\r\n * @param id The final state node ID\r\n * @param data The data to pass into the event\r\n */\n\nfunction doneInvoke(id, data) {\n  var type = types.ActionTypes.DoneInvoke + \".\" + id;\n  var eventObject = {\n    type: type,\n    data: data\n  };\n\n  eventObject.toString = function () {\n    return type;\n  };\n\n  return eventObject;\n}\nfunction error(id, data) {\n  var type = types.ActionTypes.ErrorPlatform + \".\" + id;\n  var eventObject = {\n    type: type,\n    data: data\n  };\n\n  eventObject.toString = function () {\n    return type;\n  };\n\n  return eventObject;\n}\nfunction pure(getActions) {\n  return {\n    type: types.ActionTypes.Pure,\n    get: getActions\n  };\n}\n/**\r\n * Forwards (sends) an event to a specified service.\r\n *\r\n * @param target The target service to forward the event to.\r\n * @param options Options to pass into the send action creator.\r\n */\n\nfunction forwardTo(target, options) {\n  return send(function (_, event) {\n    return event;\n  }, _tslib.__assign(_tslib.__assign({}, options), {\n    to: target\n  }));\n}\n/**\r\n * Escalates an error by sending it as an event to this machine's parent.\r\n *\r\n * @param errorData The error data to send, or the expression function that\r\n * takes in the `context`, `event`, and `meta`, and returns the error data to send.\r\n * @param options Options to pass into the send action creator.\r\n */\n\nfunction escalate(errorData, options) {\n  return sendParent(function (context, event, meta) {\n    return {\n      type: actionTypes.error,\n      data: utils.isFunction(errorData) ? errorData(context, event, meta) : errorData\n    };\n  }, _tslib.__assign(_tslib.__assign({}, options), {\n    to: types.SpecialTargets.Parent\n  }));\n}\nfunction choose(conds) {\n  return {\n    type: types.ActionTypes.Choose,\n    conds: conds\n  };\n}\nfunction resolveActions(machine, currentState, currentContext, _event, actions, preserveActionOrder) {\n  if (preserveActionOrder === void 0) {\n    preserveActionOrder = false;\n  }\n\n  var _a = _tslib.__read(preserveActionOrder ? [[], actions] : utils.partition(actions, function (action) {\n    return action.type === actionTypes.assign;\n  }), 2),\n      assignActions = _a[0],\n      otherActions = _a[1];\n\n  var updatedContext = assignActions.length ? utils.updateContext(currentContext, _event, assignActions, currentState) : currentContext;\n  var preservedContexts = preserveActionOrder ? [currentContext] : undefined;\n  var resolvedActions = utils.flatten(otherActions.map(function (actionObject) {\n    var _a;\n\n    switch (actionObject.type) {\n      case actionTypes.raise:\n        return resolveRaise(actionObject);\n\n      case actionTypes.send:\n        var sendAction = resolveSend(actionObject, updatedContext, _event, machine.options.delays); // TODO: fix ActionTypes.Init\n\n        if (!environment.IS_PRODUCTION) {\n          // warn after resolving as we can create better contextual message here\n          utils.warn(!utils.isString(actionObject.delay) || typeof sendAction.delay === 'number', // tslint:disable-next-line:max-line-length\n          \"No delay reference for delay expression '\" + actionObject.delay + \"' was found on machine '\" + machine.id + \"'\");\n        }\n\n        return sendAction;\n\n      case actionTypes.log:\n        return resolveLog(actionObject, updatedContext, _event);\n\n      case actionTypes.choose:\n        {\n          var chooseAction = actionObject;\n          var matchedActions = (_a = chooseAction.conds.find(function (condition) {\n            var guard = utils.toGuard(condition.cond, machine.options.guards);\n            return !guard || utils.evaluateGuard(machine, guard, updatedContext, _event, currentState);\n          })) === null || _a === void 0 ? void 0 : _a.actions;\n\n          if (!matchedActions) {\n            return [];\n          }\n\n          var _b = _tslib.__read(resolveActions(machine, currentState, updatedContext, _event, toActionObjects(utils.toArray(matchedActions), machine.options.actions), preserveActionOrder), 2),\n              resolvedActionsFromChoose = _b[0],\n              resolvedContextFromChoose = _b[1];\n\n          updatedContext = resolvedContextFromChoose;\n          preservedContexts === null || preservedContexts === void 0 ? void 0 : preservedContexts.push(updatedContext);\n          return resolvedActionsFromChoose;\n        }\n\n      case actionTypes.pure:\n        {\n          var matchedActions = actionObject.get(updatedContext, _event.data);\n\n          if (!matchedActions) {\n            return [];\n          }\n\n          var _c = _tslib.__read(resolveActions(machine, currentState, updatedContext, _event, toActionObjects(utils.toArray(matchedActions), machine.options.actions), preserveActionOrder), 2),\n              resolvedActionsFromPure = _c[0],\n              resolvedContext = _c[1];\n\n          updatedContext = resolvedContext;\n          preservedContexts === null || preservedContexts === void 0 ? void 0 : preservedContexts.push(updatedContext);\n          return resolvedActionsFromPure;\n        }\n\n      case actionTypes.stop:\n        {\n          return resolveStop(actionObject, updatedContext, _event);\n        }\n\n      case actionTypes.assign:\n        {\n          updatedContext = utils.updateContext(updatedContext, _event, [actionObject], currentState);\n          preservedContexts === null || preservedContexts === void 0 ? void 0 : preservedContexts.push(updatedContext);\n          break;\n        }\n\n      default:\n        var resolvedActionObject = toActionObject(actionObject, machine.options.actions);\n        var exec_1 = resolvedActionObject.exec;\n\n        if (exec_1 && preservedContexts) {\n          var contextIndex_1 = preservedContexts.length - 1;\n\n          resolvedActionObject.exec = function (_ctx) {\n            var args = [];\n\n            for (var _i = 1; _i < arguments.length; _i++) {\n              args[_i - 1] = arguments[_i];\n            }\n\n            exec_1 === null || exec_1 === void 0 ? void 0 : exec_1.apply(void 0, _tslib.__spreadArray([preservedContexts[contextIndex_1]], _tslib.__read(args)));\n          };\n        }\n\n        return resolvedActionObject;\n    }\n  }).filter(function (a) {\n    return !!a;\n  }));\n  return [resolvedActions, updatedContext];\n}\n\nexports.after = after;\nexports.assign = assign;\nexports.cancel = cancel;\nexports.choose = choose;\nexports.done = done;\nexports.doneInvoke = doneInvoke;\nexports.error = error;\nexports.escalate = escalate;\nexports.forwardTo = forwardTo;\nexports.getActionFunction = getActionFunction;\nexports.initEvent = initEvent;\nexports.log = log;\nexports.pure = pure;\nexports.raise = raise;\nexports.resolveActions = resolveActions;\nexports.resolveLog = resolveLog;\nexports.resolveRaise = resolveRaise;\nexports.resolveSend = resolveSend;\nexports.resolveStop = resolveStop;\nexports.respond = respond;\nexports.send = send;\nexports.sendParent = sendParent;\nexports.sendUpdate = sendUpdate;\nexports.start = start;\nexports.stop = stop;\nexports.toActionObject = toActionObject;\nexports.toActionObjects = toActionObjects;\nexports.toActivityDefinition = toActivityDefinition;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\n// From https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/globalThis\nfunction getGlobal() {\n  if (typeof self !== 'undefined') {\n    return self;\n  }\n\n  if (typeof window !== 'undefined') {\n    return window;\n  }\n\n  if (typeof global !== 'undefined') {\n    return global;\n  }\n\n  return undefined;\n}\n\nfunction getDevTools() {\n  var global = getGlobal();\n\n  if (global && '__xstate__' in global) {\n    return global.__xstate__;\n  }\n\n  return undefined;\n}\n\nfunction registerService(service) {\n  if (!getGlobal()) {\n    return;\n  }\n\n  var devTools = getDevTools();\n\n  if (devTools) {\n    devTools.register(service);\n  }\n}\n\nexports.getGlobal = getGlobal;\nexports.registerService = registerService;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nrequire('./environment.js');\nvar utils = require('./utils.js');\nrequire('./types.js');\nrequire('./actionTypes.js');\nvar Actor = require('./Actor.js');\n\nfunction spawnBehavior(behavior, options) {\n  if (options === void 0) {\n    options = {};\n  }\n\n  var state = behavior.initialState;\n  var observers = new Set();\n  var mailbox = [];\n  var flushing = false;\n\n  var flush = function () {\n    if (flushing) {\n      return;\n    }\n\n    flushing = true;\n\n    while (mailbox.length > 0) {\n      var event_1 = mailbox.shift();\n      state = behavior.transition(state, event_1, actorCtx);\n      observers.forEach(function (observer) {\n        return observer.next(state);\n      });\n    }\n\n    flushing = false;\n  };\n\n  var actor = Actor.toActorRef({\n    id: options.id,\n    send: function (event) {\n      mailbox.push(event);\n      flush();\n    },\n    getSnapshot: function () {\n      return state;\n    },\n    subscribe: function (next, handleError, complete) {\n      var observer = utils.toObserver(next, handleError, complete);\n      observers.add(observer);\n      observer.next(state);\n      return {\n        unsubscribe: function () {\n          observers.delete(observer);\n        }\n      };\n    }\n  });\n  var actorCtx = {\n    parent: options.parent,\n    self: actor,\n    id: options.id || 'anonymous',\n    observers: observers\n  };\n  state = behavior.start ? behavior.start(actorCtx) : state;\n  return actor;\n}\n\nexports.spawnBehavior = spawnBehavior;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar _tslib = require('./_virtual/_tslib.js');\nvar environment = require('./environment.js');\nvar utils = require('./utils.js');\nvar types = require('./types.js');\nvar stateUtils = require('./stateUtils.js');\nvar actionTypes = require('./actionTypes.js');\nvar actions = require('./actions.js');\nvar State = require('./State.js');\nvar serviceScope = require('./serviceScope.js');\nvar Actor = require('./Actor.js');\nvar scheduler = require('./scheduler.js');\nvar registry = require('./registry.js');\nvar devTools = require('./devTools.js');\nvar behaviors = require('./behaviors.js');\n\nvar DEFAULT_SPAWN_OPTIONS = {\n  sync: false,\n  autoForward: false\n};\n\n(function (InterpreterStatus) {\n  InterpreterStatus[InterpreterStatus[\"NotStarted\"] = 0] = \"NotStarted\";\n  InterpreterStatus[InterpreterStatus[\"Running\"] = 1] = \"Running\";\n  InterpreterStatus[InterpreterStatus[\"Stopped\"] = 2] = \"Stopped\";\n})(exports.InterpreterStatus || (exports.InterpreterStatus = {}));\n\nvar Interpreter =\n/*#__PURE__*/\n\n/** @class */\nfunction () {\n  /**\r\n   * Creates a new Interpreter instance (i.e., service) for the given machine with the provided options, if any.\r\n   *\r\n   * @param machine The machine to be interpreted\r\n   * @param options Interpreter options\r\n   */\n  function Interpreter(machine, options) {\n    var _this = this;\n\n    if (options === void 0) {\n      options = Interpreter.defaultOptions;\n    }\n\n    this.machine = machine;\n    this.scheduler = new scheduler.Scheduler();\n    this.delayedEventsMap = {};\n    this.listeners = new Set();\n    this.contextListeners = new Set();\n    this.stopListeners = new Set();\n    this.doneListeners = new Set();\n    this.eventListeners = new Set();\n    this.sendListeners = new Set();\n    /**\r\n     * Whether the service is started.\r\n     */\n\n    this.initialized = false;\n    this.status = exports.InterpreterStatus.NotStarted;\n    this.children = new Map();\n    this.forwardTo = new Set();\n    /**\r\n     * Alias for Interpreter.prototype.start\r\n     */\n\n    this.init = this.start;\n    /**\r\n     * Sends an event to the running interpreter to trigger a transition.\r\n     *\r\n     * An array of events (batched) can be sent as well, which will send all\r\n     * batched events to the running interpreter. The listeners will be\r\n     * notified only **once** when all events are processed.\r\n     *\r\n     * @param event The event(s) to send\r\n     */\n\n    this.send = function (event, payload) {\n      if (utils.isArray(event)) {\n        _this.batch(event);\n\n        return _this.state;\n      }\n\n      var _event = utils.toSCXMLEvent(utils.toEventObject(event, payload));\n\n      if (_this.status === exports.InterpreterStatus.Stopped) {\n        // do nothing\n        if (!environment.IS_PRODUCTION) {\n          utils.warn(false, \"Event \\\"\" + _event.name + \"\\\" was sent to stopped service \\\"\" + _this.machine.id + \"\\\". This service has already reached its final state, and will not transition.\\nEvent: \" + JSON.stringify(_event.data));\n        }\n\n        return _this.state;\n      }\n\n      if (_this.status !== exports.InterpreterStatus.Running && !_this.options.deferEvents) {\n        throw new Error(\"Event \\\"\" + _event.name + \"\\\" was sent to uninitialized service \\\"\" + _this.machine.id + \"\\\". Make sure .start() is called for this service, or set { deferEvents: true } in the service options.\\nEvent: \" + JSON.stringify(_event.data));\n      }\n\n      _this.scheduler.schedule(function () {\n        // Forward copy of event to child actors\n        _this.forward(_event);\n\n        var nextState = _this.nextState(_event);\n\n        _this.update(nextState, _event);\n      });\n\n      return _this._state; // TODO: deprecate (should return void)\n      // tslint:disable-next-line:semicolon\n    };\n\n    this.sendTo = function (event, to) {\n      var isParent = _this.parent && (to === types.SpecialTargets.Parent || _this.parent.id === to);\n      var target = isParent ? _this.parent : utils.isString(to) ? _this.children.get(to) || registry.registry.get(to) : utils.isActor(to) ? to : undefined;\n\n      if (!target) {\n        if (!isParent) {\n          throw new Error(\"Unable to send event to child '\" + to + \"' from service '\" + _this.id + \"'.\");\n        } // tslint:disable-next-line:no-console\n\n\n        if (!environment.IS_PRODUCTION) {\n          utils.warn(false, \"Service '\" + _this.id + \"' has no parent: unable to send event \" + event.type);\n        }\n\n        return;\n      }\n\n      if ('machine' in target) {\n        // Send SCXML events to machines\n        target.send(_tslib.__assign(_tslib.__assign({}, event), {\n          name: event.name === actionTypes.error ? \"\" + actions.error(_this.id) : event.name,\n          origin: _this.sessionId\n        }));\n      } else {\n        // Send normal events to other targets\n        target.send(event.data);\n      }\n    };\n\n    var resolvedOptions = _tslib.__assign(_tslib.__assign({}, Interpreter.defaultOptions), options);\n\n    var clock = resolvedOptions.clock,\n        logger = resolvedOptions.logger,\n        parent = resolvedOptions.parent,\n        id = resolvedOptions.id;\n    var resolvedId = id !== undefined ? id : machine.id;\n    this.id = resolvedId;\n    this.logger = logger;\n    this.clock = clock;\n    this.parent = parent;\n    this.options = resolvedOptions;\n    this.scheduler = new scheduler.Scheduler({\n      deferEvents: this.options.deferEvents\n    });\n    this.sessionId = registry.registry.bookId();\n  }\n\n  Object.defineProperty(Interpreter.prototype, \"initialState\", {\n    get: function () {\n      var _this = this;\n\n      if (this._initialState) {\n        return this._initialState;\n      }\n\n      return serviceScope.provide(this, function () {\n        _this._initialState = _this.machine.initialState;\n        return _this._initialState;\n      });\n    },\n    enumerable: false,\n    configurable: true\n  });\n  Object.defineProperty(Interpreter.prototype, \"state\", {\n    get: function () {\n      if (!environment.IS_PRODUCTION) {\n        utils.warn(this.status !== exports.InterpreterStatus.NotStarted, \"Attempted to read state from uninitialized service '\" + this.id + \"'. Make sure the service is started first.\");\n      }\n\n      return this._state;\n    },\n    enumerable: false,\n    configurable: true\n  });\n  /**\r\n   * Executes the actions of the given state, with that state's `context` and `event`.\r\n   *\r\n   * @param state The state whose actions will be executed\r\n   * @param actionsConfig The action implementations to use\r\n   */\n\n  Interpreter.prototype.execute = function (state, actionsConfig) {\n    var e_1, _a;\n\n    try {\n      for (var _b = _tslib.__values(state.actions), _c = _b.next(); !_c.done; _c = _b.next()) {\n        var action = _c.value;\n        this.exec(action, state, actionsConfig);\n      }\n    } catch (e_1_1) {\n      e_1 = {\n        error: e_1_1\n      };\n    } finally {\n      try {\n        if (_c && !_c.done && (_a = _b.return)) _a.call(_b);\n      } finally {\n        if (e_1) throw e_1.error;\n      }\n    }\n  };\n\n  Interpreter.prototype.update = function (state, _event) {\n    var e_2, _a, e_3, _b, e_4, _c, e_5, _d;\n\n    var _this = this; // Attach session ID to state\n\n\n    state._sessionid = this.sessionId; // Update state\n\n    this._state = state; // Execute actions\n\n    if (this.options.execute) {\n      this.execute(this.state);\n    } // Update children\n\n\n    this.children.forEach(function (child) {\n      _this.state.children[child.id] = child;\n    }); // Dev tools\n\n    if (this.devTools) {\n      this.devTools.send(_event.data, state);\n    } // Execute listeners\n\n\n    if (state.event) {\n      try {\n        for (var _e = _tslib.__values(this.eventListeners), _f = _e.next(); !_f.done; _f = _e.next()) {\n          var listener = _f.value;\n          listener(state.event);\n        }\n      } catch (e_2_1) {\n        e_2 = {\n          error: e_2_1\n        };\n      } finally {\n        try {\n          if (_f && !_f.done && (_a = _e.return)) _a.call(_e);\n        } finally {\n          if (e_2) throw e_2.error;\n        }\n      }\n    }\n\n    try {\n      for (var _g = _tslib.__values(this.listeners), _h = _g.next(); !_h.done; _h = _g.next()) {\n        var listener = _h.value;\n        listener(state, state.event);\n      }\n    } catch (e_3_1) {\n      e_3 = {\n        error: e_3_1\n      };\n    } finally {\n      try {\n        if (_h && !_h.done && (_b = _g.return)) _b.call(_g);\n      } finally {\n        if (e_3) throw e_3.error;\n      }\n    }\n\n    try {\n      for (var _j = _tslib.__values(this.contextListeners), _k = _j.next(); !_k.done; _k = _j.next()) {\n        var contextListener = _k.value;\n        contextListener(this.state.context, this.state.history ? this.state.history.context : undefined);\n      }\n    } catch (e_4_1) {\n      e_4 = {\n        error: e_4_1\n      };\n    } finally {\n      try {\n        if (_k && !_k.done && (_c = _j.return)) _c.call(_j);\n      } finally {\n        if (e_4) throw e_4.error;\n      }\n    }\n\n    var isDone = stateUtils.isInFinalState(state.configuration || [], this.machine);\n\n    if (this.state.configuration && isDone) {\n      // get final child state node\n      var finalChildStateNode = state.configuration.find(function (sn) {\n        return sn.type === 'final' && sn.parent === _this.machine;\n      });\n      var doneData = finalChildStateNode && finalChildStateNode.doneData ? utils.mapContext(finalChildStateNode.doneData, state.context, _event) : undefined;\n\n      try {\n        for (var _l = _tslib.__values(this.doneListeners), _m = _l.next(); !_m.done; _m = _l.next()) {\n          var listener = _m.value;\n          listener(actions.doneInvoke(this.id, doneData));\n        }\n      } catch (e_5_1) {\n        e_5 = {\n          error: e_5_1\n        };\n      } finally {\n        try {\n          if (_m && !_m.done && (_d = _l.return)) _d.call(_l);\n        } finally {\n          if (e_5) throw e_5.error;\n        }\n      }\n\n      this.stop();\n    }\n  };\n  /*\r\n   * Adds a listener that is notified whenever a state transition happens. The listener is called with\r\n   * the next state and the event object that caused the state transition.\r\n   *\r\n   * @param listener The state listener\r\n   */\n\n\n  Interpreter.prototype.onTransition = function (listener) {\n    this.listeners.add(listener); // Send current state to listener\n\n    if (this.status === exports.InterpreterStatus.Running) {\n      listener(this.state, this.state.event);\n    }\n\n    return this;\n  };\n\n  Interpreter.prototype.subscribe = function (nextListenerOrObserver, _, // TODO: error listener\n  completeListener) {\n    var _this = this;\n\n    if (!nextListenerOrObserver) {\n      return {\n        unsubscribe: function () {\n          return void 0;\n        }\n      };\n    }\n\n    var listener;\n    var resolvedCompleteListener = completeListener;\n\n    if (typeof nextListenerOrObserver === 'function') {\n      listener = nextListenerOrObserver;\n    } else {\n      listener = nextListenerOrObserver.next.bind(nextListenerOrObserver);\n      resolvedCompleteListener = nextListenerOrObserver.complete.bind(nextListenerOrObserver);\n    }\n\n    this.listeners.add(listener); // Send current state to listener\n\n    if (this.status === exports.InterpreterStatus.Running) {\n      listener(this.state);\n    }\n\n    if (resolvedCompleteListener) {\n      this.onDone(resolvedCompleteListener);\n    }\n\n    return {\n      unsubscribe: function () {\n        listener && _this.listeners.delete(listener);\n        resolvedCompleteListener && _this.doneListeners.delete(resolvedCompleteListener);\n      }\n    };\n  };\n  /**\r\n   * Adds an event listener that is notified whenever an event is sent to the running interpreter.\r\n   * @param listener The event listener\r\n   */\n\n\n  Interpreter.prototype.onEvent = function (listener) {\n    this.eventListeners.add(listener);\n    return this;\n  };\n  /**\r\n   * Adds an event listener that is notified whenever a `send` event occurs.\r\n   * @param listener The event listener\r\n   */\n\n\n  Interpreter.prototype.onSend = function (listener) {\n    this.sendListeners.add(listener);\n    return this;\n  };\n  /**\r\n   * Adds a context listener that is notified whenever the state context changes.\r\n   * @param listener The context listener\r\n   */\n\n\n  Interpreter.prototype.onChange = function (listener) {\n    this.contextListeners.add(listener);\n    return this;\n  };\n  /**\r\n   * Adds a listener that is notified when the machine is stopped.\r\n   * @param listener The listener\r\n   */\n\n\n  Interpreter.prototype.onStop = function (listener) {\n    this.stopListeners.add(listener);\n    return this;\n  };\n  /**\r\n   * Adds a state listener that is notified when the statechart has reached its final state.\r\n   * @param listener The state listener\r\n   */\n\n\n  Interpreter.prototype.onDone = function (listener) {\n    this.doneListeners.add(listener);\n    return this;\n  };\n  /**\r\n   * Removes a listener.\r\n   * @param listener The listener to remove\r\n   */\n\n\n  Interpreter.prototype.off = function (listener) {\n    this.listeners.delete(listener);\n    this.eventListeners.delete(listener);\n    this.sendListeners.delete(listener);\n    this.stopListeners.delete(listener);\n    this.doneListeners.delete(listener);\n    this.contextListeners.delete(listener);\n    return this;\n  };\n  /**\r\n   * Starts the interpreter from the given state, or the initial state.\r\n   * @param initialState The state to start the statechart from\r\n   */\n\n\n  Interpreter.prototype.start = function (initialState) {\n    var _this = this;\n\n    if (this.status === exports.InterpreterStatus.Running) {\n      // Do not restart the service if it is already started\n      return this;\n    }\n\n    registry.registry.register(this.sessionId, this);\n    this.initialized = true;\n    this.status = exports.InterpreterStatus.Running;\n    var resolvedState = initialState === undefined ? this.initialState : serviceScope.provide(this, function () {\n      return State.isState(initialState) ? _this.machine.resolveState(initialState) : _this.machine.resolveState(State.State.from(initialState, _this.machine.context));\n    });\n\n    if (this.options.devTools) {\n      this.attachDev();\n    }\n\n    this.scheduler.initialize(function () {\n      _this.update(resolvedState, actions.initEvent);\n    });\n    return this;\n  };\n  /**\r\n   * Stops the interpreter and unsubscribe all listeners.\r\n   *\r\n   * This will also notify the `onStop` listeners.\r\n   */\n\n\n  Interpreter.prototype.stop = function () {\n    var e_6, _a, e_7, _b, e_8, _c, e_9, _d, e_10, _e;\n\n    var _this = this;\n\n    try {\n      for (var _f = _tslib.__values(this.listeners), _g = _f.next(); !_g.done; _g = _f.next()) {\n        var listener = _g.value;\n        this.listeners.delete(listener);\n      }\n    } catch (e_6_1) {\n      e_6 = {\n        error: e_6_1\n      };\n    } finally {\n      try {\n        if (_g && !_g.done && (_a = _f.return)) _a.call(_f);\n      } finally {\n        if (e_6) throw e_6.error;\n      }\n    }\n\n    try {\n      for (var _h = _tslib.__values(this.stopListeners), _j = _h.next(); !_j.done; _j = _h.next()) {\n        var listener = _j.value; // call listener, then remove\n\n        listener();\n        this.stopListeners.delete(listener);\n      }\n    } catch (e_7_1) {\n      e_7 = {\n        error: e_7_1\n      };\n    } finally {\n      try {\n        if (_j && !_j.done && (_b = _h.return)) _b.call(_h);\n      } finally {\n        if (e_7) throw e_7.error;\n      }\n    }\n\n    try {\n      for (var _k = _tslib.__values(this.contextListeners), _l = _k.next(); !_l.done; _l = _k.next()) {\n        var listener = _l.value;\n        this.contextListeners.delete(listener);\n      }\n    } catch (e_8_1) {\n      e_8 = {\n        error: e_8_1\n      };\n    } finally {\n      try {\n        if (_l && !_l.done && (_c = _k.return)) _c.call(_k);\n      } finally {\n        if (e_8) throw e_8.error;\n      }\n    }\n\n    try {\n      for (var _m = _tslib.__values(this.doneListeners), _o = _m.next(); !_o.done; _o = _m.next()) {\n        var listener = _o.value;\n        this.doneListeners.delete(listener);\n      }\n    } catch (e_9_1) {\n      e_9 = {\n        error: e_9_1\n      };\n    } finally {\n      try {\n        if (_o && !_o.done && (_d = _m.return)) _d.call(_m);\n      } finally {\n        if (e_9) throw e_9.error;\n      }\n    }\n\n    if (!this.initialized) {\n      // Interpreter already stopped; do nothing\n      return this;\n    }\n\n    this.state.configuration.forEach(function (stateNode) {\n      var e_11, _a;\n\n      try {\n        for (var _b = _tslib.__values(stateNode.definition.exit), _c = _b.next(); !_c.done; _c = _b.next()) {\n          var action = _c.value;\n\n          _this.exec(action, _this.state);\n        }\n      } catch (e_11_1) {\n        e_11 = {\n          error: e_11_1\n        };\n      } finally {\n        try {\n          if (_c && !_c.done && (_a = _b.return)) _a.call(_b);\n        } finally {\n          if (e_11) throw e_11.error;\n        }\n      }\n    }); // Stop all children\n\n    this.children.forEach(function (child) {\n      if (utils.isFunction(child.stop)) {\n        child.stop();\n      }\n    });\n\n    try {\n      // Cancel all delayed events\n      for (var _p = _tslib.__values(utils.keys(this.delayedEventsMap)), _q = _p.next(); !_q.done; _q = _p.next()) {\n        var key = _q.value;\n        this.clock.clearTimeout(this.delayedEventsMap[key]);\n      }\n    } catch (e_10_1) {\n      e_10 = {\n        error: e_10_1\n      };\n    } finally {\n      try {\n        if (_q && !_q.done && (_e = _p.return)) _e.call(_p);\n      } finally {\n        if (e_10) throw e_10.error;\n      }\n    }\n\n    this.scheduler.clear();\n    this.initialized = false;\n    this.status = exports.InterpreterStatus.Stopped;\n    registry.registry.free(this.sessionId);\n    return this;\n  };\n\n  Interpreter.prototype.batch = function (events) {\n    var _this = this;\n\n    if (this.status === exports.InterpreterStatus.NotStarted && this.options.deferEvents) {\n      // tslint:disable-next-line:no-console\n      if (!environment.IS_PRODUCTION) {\n        utils.warn(false, events.length + \" event(s) were sent to uninitialized service \\\"\" + this.machine.id + \"\\\" and are deferred. Make sure .start() is called for this service.\\nEvent: \" + JSON.stringify(event));\n      }\n    } else if (this.status !== exports.InterpreterStatus.Running) {\n      throw new Error( // tslint:disable-next-line:max-line-length\n      events.length + \" event(s) were sent to uninitialized service \\\"\" + this.machine.id + \"\\\". Make sure .start() is called for this service, or set { deferEvents: true } in the service options.\");\n    }\n\n    this.scheduler.schedule(function () {\n      var e_12, _a;\n\n      var nextState = _this.state;\n      var batchChanged = false;\n      var batchedActions = [];\n\n      var _loop_1 = function (event_1) {\n        var _event = utils.toSCXMLEvent(event_1);\n\n        _this.forward(_event);\n\n        nextState = serviceScope.provide(_this, function () {\n          return _this.machine.transition(nextState, _event);\n        });\n        batchedActions.push.apply(batchedActions, _tslib.__spreadArray([], _tslib.__read(nextState.actions.map(function (a) {\n          return State.bindActionToState(a, nextState);\n        }))));\n        batchChanged = batchChanged || !!nextState.changed;\n      };\n\n      try {\n        for (var events_1 = _tslib.__values(events), events_1_1 = events_1.next(); !events_1_1.done; events_1_1 = events_1.next()) {\n          var event_1 = events_1_1.value;\n\n          _loop_1(event_1);\n        }\n      } catch (e_12_1) {\n        e_12 = {\n          error: e_12_1\n        };\n      } finally {\n        try {\n          if (events_1_1 && !events_1_1.done && (_a = events_1.return)) _a.call(events_1);\n        } finally {\n          if (e_12) throw e_12.error;\n        }\n      }\n\n      nextState.changed = batchChanged;\n      nextState.actions = batchedActions;\n\n      _this.update(nextState, utils.toSCXMLEvent(events[events.length - 1]));\n    });\n  };\n  /**\r\n   * Returns a send function bound to this interpreter instance.\r\n   *\r\n   * @param event The event to be sent by the sender.\r\n   */\n\n\n  Interpreter.prototype.sender = function (event) {\n    return this.send.bind(this, event);\n  };\n  /**\r\n   * Returns the next state given the interpreter's current state and the event.\r\n   *\r\n   * This is a pure method that does _not_ update the interpreter's state.\r\n   *\r\n   * @param event The event to determine the next state\r\n   */\n\n\n  Interpreter.prototype.nextState = function (event) {\n    var _this = this;\n\n    var _event = utils.toSCXMLEvent(event);\n\n    if (_event.name.indexOf(actionTypes.errorPlatform) === 0 && !this.state.nextEvents.some(function (nextEvent) {\n      return nextEvent.indexOf(actionTypes.errorPlatform) === 0;\n    })) {\n      throw _event.data.data;\n    }\n\n    var nextState = serviceScope.provide(this, function () {\n      return _this.machine.transition(_this.state, _event);\n    });\n    return nextState;\n  };\n\n  Interpreter.prototype.forward = function (event) {\n    var e_13, _a;\n\n    try {\n      for (var _b = _tslib.__values(this.forwardTo), _c = _b.next(); !_c.done; _c = _b.next()) {\n        var id = _c.value;\n        var child = this.children.get(id);\n\n        if (!child) {\n          throw new Error(\"Unable to forward event '\" + event + \"' from interpreter '\" + this.id + \"' to nonexistant child '\" + id + \"'.\");\n        }\n\n        child.send(event);\n      }\n    } catch (e_13_1) {\n      e_13 = {\n        error: e_13_1\n      };\n    } finally {\n      try {\n        if (_c && !_c.done && (_a = _b.return)) _a.call(_b);\n      } finally {\n        if (e_13) throw e_13.error;\n      }\n    }\n  };\n\n  Interpreter.prototype.defer = function (sendAction) {\n    var _this = this;\n\n    this.delayedEventsMap[sendAction.id] = this.clock.setTimeout(function () {\n      if (sendAction.to) {\n        _this.sendTo(sendAction._event, sendAction.to);\n      } else {\n        _this.send(sendAction._event);\n      }\n    }, sendAction.delay);\n  };\n\n  Interpreter.prototype.cancel = function (sendId) {\n    this.clock.clearTimeout(this.delayedEventsMap[sendId]);\n    delete this.delayedEventsMap[sendId];\n  };\n\n  Interpreter.prototype.exec = function (action, state, actionFunctionMap) {\n    if (actionFunctionMap === void 0) {\n      actionFunctionMap = this.machine.options.actions;\n    }\n\n    var context = state.context,\n        _event = state._event;\n    var actionOrExec = action.exec || actions.getActionFunction(action.type, actionFunctionMap);\n    var exec = utils.isFunction(actionOrExec) ? actionOrExec : actionOrExec ? actionOrExec.exec : action.exec;\n\n    if (exec) {\n      try {\n        return exec(context, _event.data, {\n          action: action,\n          state: this.state,\n          _event: _event\n        });\n      } catch (err) {\n        if (this.parent) {\n          this.parent.send({\n            type: 'xstate.error',\n            data: err\n          });\n        }\n\n        throw err;\n      }\n    }\n\n    switch (action.type) {\n      case actionTypes.send:\n        var sendAction = action;\n\n        if (typeof sendAction.delay === 'number') {\n          this.defer(sendAction);\n          return;\n        } else {\n          if (sendAction.to) {\n            this.sendTo(sendAction._event, sendAction.to);\n          } else {\n            this.send(sendAction._event);\n          }\n        }\n\n        break;\n\n      case actionTypes.cancel:\n        this.cancel(action.sendId);\n        break;\n\n      case actionTypes.start:\n        {\n          var activity = action.activity; // If the activity will be stopped right after it's started\n          // (such as in transient states)\n          // don't bother starting the activity.\n\n          if (!this.state.activities[activity.id || activity.type]) {\n            break;\n          } // Invoked services\n\n\n          if (activity.type === types.ActionTypes.Invoke) {\n            var invokeSource = utils.toInvokeSource(activity.src);\n            var serviceCreator = this.machine.options.services ? this.machine.options.services[invokeSource.type] : undefined;\n            var id = activity.id,\n                data = activity.data;\n\n            if (!environment.IS_PRODUCTION) {\n              utils.warn(!('forward' in activity), // tslint:disable-next-line:max-line-length\n              \"`forward` property is deprecated (found in invocation of '\" + activity.src + \"' in in machine '\" + this.machine.id + \"'). \" + \"Please use `autoForward` instead.\");\n            }\n\n            var autoForward = 'autoForward' in activity ? activity.autoForward : !!activity.forward;\n\n            if (!serviceCreator) {\n              // tslint:disable-next-line:no-console\n              if (!environment.IS_PRODUCTION) {\n                utils.warn(false, \"No service found for invocation '\" + activity.src + \"' in machine '\" + this.machine.id + \"'.\");\n              }\n\n              return;\n            }\n\n            var resolvedData = data ? utils.mapContext(data, context, _event) : undefined;\n\n            if (typeof serviceCreator === 'string') {\n              // TODO: warn\n              return;\n            }\n\n            var source = utils.isFunction(serviceCreator) ? serviceCreator(context, _event.data, {\n              data: resolvedData,\n              src: invokeSource\n            }) : serviceCreator;\n\n            if (!source) {\n              // TODO: warn?\n              return;\n            }\n\n            var options = void 0;\n\n            if (utils.isMachine(source)) {\n              source = resolvedData ? source.withContext(resolvedData) : source;\n              options = {\n                autoForward: autoForward\n              };\n            }\n\n            this.spawn(source, id, options);\n          } else {\n            this.spawnActivity(activity);\n          }\n\n          break;\n        }\n\n      case actionTypes.stop:\n        {\n          this.stopChild(action.activity.id);\n          break;\n        }\n\n      case actionTypes.log:\n        var label = action.label,\n            value = action.value;\n\n        if (label) {\n          this.logger(label, value);\n        } else {\n          this.logger(value);\n        }\n\n        break;\n\n      default:\n        if (!environment.IS_PRODUCTION) {\n          utils.warn(false, \"No implementation found for action type '\" + action.type + \"'\");\n        }\n\n        break;\n    }\n\n    return undefined;\n  };\n\n  Interpreter.prototype.removeChild = function (childId) {\n    this.children.delete(childId);\n    this.forwardTo.delete(childId);\n    delete this.state.children[childId];\n  };\n\n  Interpreter.prototype.stopChild = function (childId) {\n    var child = this.children.get(childId);\n\n    if (!child) {\n      return;\n    }\n\n    this.removeChild(childId);\n\n    if (utils.isFunction(child.stop)) {\n      child.stop();\n    }\n  };\n\n  Interpreter.prototype.spawn = function (entity, name, options) {\n    if (utils.isPromiseLike(entity)) {\n      return this.spawnPromise(Promise.resolve(entity), name);\n    } else if (utils.isFunction(entity)) {\n      return this.spawnCallback(entity, name);\n    } else if (Actor.isSpawnedActor(entity)) {\n      return this.spawnActor(entity, name);\n    } else if (utils.isObservable(entity)) {\n      return this.spawnObservable(entity, name);\n    } else if (utils.isMachine(entity)) {\n      return this.spawnMachine(entity, _tslib.__assign(_tslib.__assign({}, options), {\n        id: name\n      }));\n    } else if (utils.isBehavior(entity)) {\n      return this.spawnBehavior(entity, name);\n    } else {\n      throw new Error(\"Unable to spawn entity \\\"\" + name + \"\\\" of type \\\"\" + typeof entity + \"\\\".\");\n    }\n  };\n\n  Interpreter.prototype.spawnMachine = function (machine, options) {\n    var _this = this;\n\n    if (options === void 0) {\n      options = {};\n    }\n\n    var childService = new Interpreter(machine, _tslib.__assign(_tslib.__assign({}, this.options), {\n      parent: this,\n      id: options.id || machine.id\n    }));\n\n    var resolvedOptions = _tslib.__assign(_tslib.__assign({}, DEFAULT_SPAWN_OPTIONS), options);\n\n    if (resolvedOptions.sync) {\n      childService.onTransition(function (state) {\n        _this.send(actionTypes.update, {\n          state: state,\n          id: childService.id\n        });\n      });\n    }\n\n    var actor = childService;\n    this.children.set(childService.id, actor);\n\n    if (resolvedOptions.autoForward) {\n      this.forwardTo.add(childService.id);\n    }\n\n    childService.onDone(function (doneEvent) {\n      _this.removeChild(childService.id);\n\n      _this.send(utils.toSCXMLEvent(doneEvent, {\n        origin: childService.id\n      }));\n    }).start();\n    return actor;\n  };\n\n  Interpreter.prototype.spawnBehavior = function (behavior, id) {\n    var actorRef = behaviors.spawnBehavior(behavior, {\n      id: id,\n      parent: this\n    });\n    this.children.set(id, actorRef);\n    return actorRef;\n  };\n\n  Interpreter.prototype.spawnPromise = function (promise, id) {\n    var _this = this;\n\n    var canceled = false;\n    var resolvedData;\n    promise.then(function (response) {\n      if (!canceled) {\n        resolvedData = response;\n\n        _this.removeChild(id);\n\n        _this.send(utils.toSCXMLEvent(actions.doneInvoke(id, response), {\n          origin: id\n        }));\n      }\n    }, function (errorData) {\n      if (!canceled) {\n        _this.removeChild(id);\n\n        var errorEvent = actions.error(id, errorData);\n\n        try {\n          // Send \"error.platform.id\" to this (parent).\n          _this.send(utils.toSCXMLEvent(errorEvent, {\n            origin: id\n          }));\n        } catch (error) {\n          utils.reportUnhandledExceptionOnInvocation(errorData, error, id);\n\n          if (_this.devTools) {\n            _this.devTools.send(errorEvent, _this.state);\n          }\n\n          if (_this.machine.strict) {\n            // it would be better to always stop the state machine if unhandled\n            // exception/promise rejection happens but because we don't want to\n            // break existing code so enforce it on strict mode only especially so\n            // because documentation says that onError is optional\n            _this.stop();\n          }\n        }\n      }\n    });\n    var actor = {\n      id: id,\n      send: function () {\n        return void 0;\n      },\n      subscribe: function (next, handleError, complete) {\n        var observer = utils.toObserver(next, handleError, complete);\n        var unsubscribed = false;\n        promise.then(function (response) {\n          if (unsubscribed) {\n            return;\n          }\n\n          observer.next(response);\n\n          if (unsubscribed) {\n            return;\n          }\n\n          observer.complete();\n        }, function (err) {\n          if (unsubscribed) {\n            return;\n          }\n\n          observer.error(err);\n        });\n        return {\n          unsubscribe: function () {\n            return unsubscribed = true;\n          }\n        };\n      },\n      stop: function () {\n        canceled = true;\n      },\n      toJSON: function () {\n        return {\n          id: id\n        };\n      },\n      getSnapshot: function () {\n        return resolvedData;\n      }\n    };\n    this.children.set(id, actor);\n    return actor;\n  };\n\n  Interpreter.prototype.spawnCallback = function (callback, id) {\n    var _this = this;\n\n    var canceled = false;\n    var receivers = new Set();\n    var listeners = new Set();\n    var emitted;\n\n    var receive = function (e) {\n      emitted = e;\n      listeners.forEach(function (listener) {\n        return listener(e);\n      });\n\n      if (canceled) {\n        return;\n      }\n\n      _this.send(utils.toSCXMLEvent(e, {\n        origin: id\n      }));\n    };\n\n    var callbackStop;\n\n    try {\n      callbackStop = callback(receive, function (newListener) {\n        receivers.add(newListener);\n      });\n    } catch (err) {\n      this.send(actions.error(id, err));\n    }\n\n    if (utils.isPromiseLike(callbackStop)) {\n      // it turned out to be an async function, can't reliably check this before calling `callback`\n      // because transpiled async functions are not recognizable\n      return this.spawnPromise(callbackStop, id);\n    }\n\n    var actor = {\n      id: id,\n      send: function (event) {\n        return receivers.forEach(function (receiver) {\n          return receiver(event);\n        });\n      },\n      subscribe: function (next) {\n        listeners.add(next);\n        return {\n          unsubscribe: function () {\n            listeners.delete(next);\n          }\n        };\n      },\n      stop: function () {\n        canceled = true;\n\n        if (utils.isFunction(callbackStop)) {\n          callbackStop();\n        }\n      },\n      toJSON: function () {\n        return {\n          id: id\n        };\n      },\n      getSnapshot: function () {\n        return emitted;\n      }\n    };\n    this.children.set(id, actor);\n    return actor;\n  };\n\n  Interpreter.prototype.spawnObservable = function (source, id) {\n    var _this = this;\n\n    var emitted;\n    var subscription = source.subscribe(function (value) {\n      emitted = value;\n\n      _this.send(utils.toSCXMLEvent(value, {\n        origin: id\n      }));\n    }, function (err) {\n      _this.removeChild(id);\n\n      _this.send(utils.toSCXMLEvent(actions.error(id, err), {\n        origin: id\n      }));\n    }, function () {\n      _this.removeChild(id);\n\n      _this.send(utils.toSCXMLEvent(actions.doneInvoke(id), {\n        origin: id\n      }));\n    });\n    var actor = {\n      id: id,\n      send: function () {\n        return void 0;\n      },\n      subscribe: function (next, handleError, complete) {\n        return source.subscribe(next, handleError, complete);\n      },\n      stop: function () {\n        return subscription.unsubscribe();\n      },\n      getSnapshot: function () {\n        return emitted;\n      },\n      toJSON: function () {\n        return {\n          id: id\n        };\n      }\n    };\n    this.children.set(id, actor);\n    return actor;\n  };\n\n  Interpreter.prototype.spawnActor = function (actor, name) {\n    this.children.set(name, actor);\n    return actor;\n  };\n\n  Interpreter.prototype.spawnActivity = function (activity) {\n    var implementation = this.machine.options && this.machine.options.activities ? this.machine.options.activities[activity.type] : undefined;\n\n    if (!implementation) {\n      if (!environment.IS_PRODUCTION) {\n        utils.warn(false, \"No implementation found for activity '\" + activity.type + \"'\");\n      } // tslint:disable-next-line:no-console\n\n\n      return;\n    } // Start implementation\n\n\n    var dispose = implementation(this.state.context, activity);\n    this.spawnEffect(activity.id, dispose);\n  };\n\n  Interpreter.prototype.spawnEffect = function (id, dispose) {\n    this.children.set(id, {\n      id: id,\n      send: function () {\n        return void 0;\n      },\n      subscribe: function () {\n        return {\n          unsubscribe: function () {\n            return void 0;\n          }\n        };\n      },\n      stop: dispose || undefined,\n      getSnapshot: function () {\n        return undefined;\n      },\n      toJSON: function () {\n        return {\n          id: id\n        };\n      }\n    });\n  };\n\n  Interpreter.prototype.attachDev = function () {\n    var global = devTools.getGlobal();\n\n    if (this.options.devTools && global) {\n      if (global.__REDUX_DEVTOOLS_EXTENSION__) {\n        var devToolsOptions = typeof this.options.devTools === 'object' ? this.options.devTools : undefined;\n        this.devTools = global.__REDUX_DEVTOOLS_EXTENSION__.connect(_tslib.__assign(_tslib.__assign({\n          name: this.id,\n          autoPause: true,\n          stateSanitizer: function (state) {\n            return {\n              value: state.value,\n              context: state.context,\n              actions: state.actions\n            };\n          }\n        }, devToolsOptions), {\n          features: _tslib.__assign({\n            jump: false,\n            skip: false\n          }, devToolsOptions ? devToolsOptions.features : undefined)\n        }), this.machine);\n        this.devTools.init(this.state);\n      } // add XState-specific dev tooling hook\n\n\n      devTools.registerService(this);\n    }\n  };\n\n  Interpreter.prototype.toJSON = function () {\n    return {\n      id: this.id\n    };\n  };\n\n  Interpreter.prototype[utils.symbolObservable] = function () {\n    return this;\n  }; // this gets stripped by Babel to avoid having \"undefined\" property in environments without this non-standard Symbol\n  // it has to be here to be included in the generated .d.ts\n\n\n  Interpreter.prototype.getSnapshot = function () {\n    if (this.status === exports.InterpreterStatus.NotStarted) {\n      return this.initialState;\n    }\n\n    return this._state;\n  };\n  /**\r\n   * The default interpreter options:\r\n   *\r\n   * - `clock` uses the global `setTimeout` and `clearTimeout` functions\r\n   * - `logger` uses the global `console.log()` method\r\n   */\n\n\n  Interpreter.defaultOptions = /*#__PURE__*/function (global) {\n    return {\n      execute: true,\n      deferEvents: true,\n      clock: {\n        setTimeout: function (fn, ms) {\n          return setTimeout(fn, ms);\n        },\n        clearTimeout: function (id) {\n          return clearTimeout(id);\n        }\n      },\n      logger: global.console.log.bind(console),\n      devTools: false\n    };\n  }(typeof self !== 'undefined' ? self : global);\n\n  Interpreter.interpret = interpret;\n  return Interpreter;\n}();\n\nvar resolveSpawnOptions = function (nameOrOptions) {\n  if (utils.isString(nameOrOptions)) {\n    return _tslib.__assign(_tslib.__assign({}, DEFAULT_SPAWN_OPTIONS), {\n      name: nameOrOptions\n    });\n  }\n\n  return _tslib.__assign(_tslib.__assign(_tslib.__assign({}, DEFAULT_SPAWN_OPTIONS), {\n    name: utils.uniqueId()\n  }), nameOrOptions);\n};\n\nfunction spawn(entity, nameOrOptions) {\n  var resolvedOptions = resolveSpawnOptions(nameOrOptions);\n  return serviceScope.consume(function (service) {\n    if (!environment.IS_PRODUCTION) {\n      var isLazyEntity = utils.isMachine(entity) || utils.isFunction(entity);\n      utils.warn(!!service || isLazyEntity, \"Attempted to spawn an Actor (ID: \\\"\" + (utils.isMachine(entity) ? entity.id : 'undefined') + \"\\\") outside of a service. This will have no effect.\");\n    }\n\n    if (service) {\n      return service.spawn(entity, resolvedOptions.name, resolvedOptions);\n    } else {\n      return Actor.createDeferredActor(entity, resolvedOptions.name);\n    }\n  });\n}\n/**\r\n * Creates a new Interpreter instance for the given machine with the provided options, if any.\r\n *\r\n * @param machine The machine to interpret\r\n * @param options Interpreter options\r\n */\n\nfunction interpret(machine, options) {\n  var interpreter = new Interpreter(machine, options);\n  return interpreter;\n}\n\nexports.Interpreter = Interpreter;\nexports.interpret = interpret;\nexports.spawn = spawn;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar STATE_DELIMITER = '.';\nvar EMPTY_ACTIVITY_MAP = {};\nvar DEFAULT_GUARD_TYPE = 'xstate.guard';\nvar TARGETLESS_KEY = '';\n\nexports.DEFAULT_GUARD_TYPE = DEFAULT_GUARD_TYPE;\nexports.EMPTY_ACTIVITY_MAP = EMPTY_ACTIVITY_MAP;\nexports.STATE_DELIMITER = STATE_DELIMITER;\nexports.TARGETLESS_KEY = TARGETLESS_KEY;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\n(function (ActionTypes) {\n  ActionTypes[\"Start\"] = \"xstate.start\";\n  ActionTypes[\"Stop\"] = \"xstate.stop\";\n  ActionTypes[\"Raise\"] = \"xstate.raise\";\n  ActionTypes[\"Send\"] = \"xstate.send\";\n  ActionTypes[\"Cancel\"] = \"xstate.cancel\";\n  ActionTypes[\"NullEvent\"] = \"\";\n  ActionTypes[\"Assign\"] = \"xstate.assign\";\n  ActionTypes[\"After\"] = \"xstate.after\";\n  ActionTypes[\"DoneState\"] = \"done.state\";\n  ActionTypes[\"DoneInvoke\"] = \"done.invoke\";\n  ActionTypes[\"Log\"] = \"xstate.log\";\n  ActionTypes[\"Init\"] = \"xstate.init\";\n  ActionTypes[\"Invoke\"] = \"xstate.invoke\";\n  ActionTypes[\"ErrorExecution\"] = \"error.execution\";\n  ActionTypes[\"ErrorCommunication\"] = \"error.communication\";\n  ActionTypes[\"ErrorPlatform\"] = \"error.platform\";\n  ActionTypes[\"ErrorCustom\"] = \"xstate.error\";\n  ActionTypes[\"Update\"] = \"xstate.update\";\n  ActionTypes[\"Pure\"] = \"xstate.pure\";\n  ActionTypes[\"Choose\"] = \"xstate.choose\";\n})(exports.ActionTypes || (exports.ActionTypes = {}));\n\n(function (SpecialTargets) {\n  SpecialTargets[\"Parent\"] = \"#_parent\";\n  SpecialTargets[\"Internal\"] = \"#_internal\";\n})(exports.SpecialTargets || (exports.SpecialTargets = {}));\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar _tslib = require('./_virtual/_tslib.js');\nvar utils = require('./utils.js');\nvar serviceScope = require('./serviceScope.js');\n\nfunction createNullActor(id) {\n  return {\n    id: id,\n    send: function () {\n      return void 0;\n    },\n    subscribe: function () {\n      return {\n        unsubscribe: function () {\n          return void 0;\n        }\n      };\n    },\n    getSnapshot: function () {\n      return undefined;\n    },\n    toJSON: function () {\n      return {\n        id: id\n      };\n    }\n  };\n}\n/**\r\n * Creates a deferred actor that is able to be invoked given the provided\r\n * invocation information in its `.meta` value.\r\n *\r\n * @param invokeDefinition The meta information needed to invoke the actor.\r\n */\n\nfunction createInvocableActor(invokeDefinition, machine, context, _event) {\n  var _a;\n\n  var invokeSrc = utils.toInvokeSource(invokeDefinition.src);\n  var serviceCreator = (_a = machine === null || machine === void 0 ? void 0 : machine.options.services) === null || _a === void 0 ? void 0 : _a[invokeSrc.type];\n  var resolvedData = invokeDefinition.data ? utils.mapContext(invokeDefinition.data, context, _event) : undefined;\n  var tempActor = serviceCreator ? createDeferredActor(serviceCreator, invokeDefinition.id, resolvedData) : createNullActor(invokeDefinition.id); // @ts-ignore\n\n  tempActor.meta = invokeDefinition;\n  return tempActor;\n}\nfunction createDeferredActor(entity, id, data) {\n  var tempActor = createNullActor(id); // @ts-ignore\n\n  tempActor.deferred = true;\n\n  if (utils.isMachine(entity)) {\n    // \"mute\" the existing service scope so potential spawned actors within the `.initialState` stay deferred here\n    var initialState_1 = tempActor.state = serviceScope.provide(undefined, function () {\n      return (data ? entity.withContext(data) : entity).initialState;\n    });\n\n    tempActor.getSnapshot = function () {\n      return initialState_1;\n    };\n  }\n\n  return tempActor;\n}\nfunction isActor(item) {\n  try {\n    return typeof item.send === 'function';\n  } catch (e) {\n    return false;\n  }\n}\nfunction isSpawnedActor(item) {\n  return isActor(item) && 'id' in item;\n}\nfunction toActorRef(actorRefLike) {\n  return _tslib.__assign({\n    subscribe: function () {\n      return {\n        unsubscribe: function () {\n          return void 0;\n        }\n      };\n    },\n    id: 'anonymous',\n    getSnapshot: function () {\n      return undefined;\n    }\n  }, actorRefLike);\n}\n\nexports.createDeferredActor = createDeferredActor;\nexports.createInvocableActor = createInvocableActor;\nexports.createNullActor = createNullActor;\nexports.isActor = isActor;\nexports.isSpawnedActor = isSpawnedActor;\nexports.toActorRef = toActorRef;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar _tslib = require('./_virtual/_tslib.js');\nvar utils = require('./utils.js');\n\nvar isLeafNode = function (stateNode) {\n  return stateNode.type === 'atomic' || stateNode.type === 'final';\n};\nfunction getChildren(stateNode) {\n  return utils.keys(stateNode.states).map(function (key) {\n    return stateNode.states[key];\n  });\n}\nfunction getAllStateNodes(stateNode) {\n  var stateNodes = [stateNode];\n\n  if (isLeafNode(stateNode)) {\n    return stateNodes;\n  }\n\n  return stateNodes.concat(utils.flatten(getChildren(stateNode).map(getAllStateNodes)));\n}\nfunction getConfiguration(prevStateNodes, stateNodes) {\n  var e_1, _a, e_2, _b, e_3, _c, e_4, _d;\n\n  var prevConfiguration = new Set(prevStateNodes);\n  var prevAdjList = getAdjList(prevConfiguration);\n  var configuration = new Set(stateNodes);\n\n  try {\n    // add all ancestors\n    for (var configuration_1 = _tslib.__values(configuration), configuration_1_1 = configuration_1.next(); !configuration_1_1.done; configuration_1_1 = configuration_1.next()) {\n      var s = configuration_1_1.value;\n      var m = s.parent;\n\n      while (m && !configuration.has(m)) {\n        configuration.add(m);\n        m = m.parent;\n      }\n    }\n  } catch (e_1_1) {\n    e_1 = {\n      error: e_1_1\n    };\n  } finally {\n    try {\n      if (configuration_1_1 && !configuration_1_1.done && (_a = configuration_1.return)) _a.call(configuration_1);\n    } finally {\n      if (e_1) throw e_1.error;\n    }\n  }\n\n  var adjList = getAdjList(configuration);\n\n  try {\n    // add descendants\n    for (var configuration_2 = _tslib.__values(configuration), configuration_2_1 = configuration_2.next(); !configuration_2_1.done; configuration_2_1 = configuration_2.next()) {\n      var s = configuration_2_1.value; // if previously active, add existing child nodes\n\n      if (s.type === 'compound' && (!adjList.get(s) || !adjList.get(s).length)) {\n        if (prevAdjList.get(s)) {\n          prevAdjList.get(s).forEach(function (sn) {\n            return configuration.add(sn);\n          });\n        } else {\n          s.initialStateNodes.forEach(function (sn) {\n            return configuration.add(sn);\n          });\n        }\n      } else {\n        if (s.type === 'parallel') {\n          try {\n            for (var _e = (e_3 = void 0, _tslib.__values(getChildren(s))), _f = _e.next(); !_f.done; _f = _e.next()) {\n              var child = _f.value;\n\n              if (child.type === 'history') {\n                continue;\n              }\n\n              if (!configuration.has(child)) {\n                configuration.add(child);\n\n                if (prevAdjList.get(child)) {\n                  prevAdjList.get(child).forEach(function (sn) {\n                    return configuration.add(sn);\n                  });\n                } else {\n                  child.initialStateNodes.forEach(function (sn) {\n                    return configuration.add(sn);\n                  });\n                }\n              }\n            }\n          } catch (e_3_1) {\n            e_3 = {\n              error: e_3_1\n            };\n          } finally {\n            try {\n              if (_f && !_f.done && (_c = _e.return)) _c.call(_e);\n            } finally {\n              if (e_3) throw e_3.error;\n            }\n          }\n        }\n      }\n    }\n  } catch (e_2_1) {\n    e_2 = {\n      error: e_2_1\n    };\n  } finally {\n    try {\n      if (configuration_2_1 && !configuration_2_1.done && (_b = configuration_2.return)) _b.call(configuration_2);\n    } finally {\n      if (e_2) throw e_2.error;\n    }\n  }\n\n  try {\n    // add all ancestors\n    for (var configuration_3 = _tslib.__values(configuration), configuration_3_1 = configuration_3.next(); !configuration_3_1.done; configuration_3_1 = configuration_3.next()) {\n      var s = configuration_3_1.value;\n      var m = s.parent;\n\n      while (m && !configuration.has(m)) {\n        configuration.add(m);\n        m = m.parent;\n      }\n    }\n  } catch (e_4_1) {\n    e_4 = {\n      error: e_4_1\n    };\n  } finally {\n    try {\n      if (configuration_3_1 && !configuration_3_1.done && (_d = configuration_3.return)) _d.call(configuration_3);\n    } finally {\n      if (e_4) throw e_4.error;\n    }\n  }\n\n  return configuration;\n}\n\nfunction getValueFromAdj(baseNode, adjList) {\n  var childStateNodes = adjList.get(baseNode);\n\n  if (!childStateNodes) {\n    return {}; // todo: fix?\n  }\n\n  if (baseNode.type === 'compound') {\n    var childStateNode = childStateNodes[0];\n\n    if (childStateNode) {\n      if (isLeafNode(childStateNode)) {\n        return childStateNode.key;\n      }\n    } else {\n      return {};\n    }\n  }\n\n  var stateValue = {};\n  childStateNodes.forEach(function (csn) {\n    stateValue[csn.key] = getValueFromAdj(csn, adjList);\n  });\n  return stateValue;\n}\n\nfunction getAdjList(configuration) {\n  var e_5, _a;\n\n  var adjList = new Map();\n\n  try {\n    for (var configuration_4 = _tslib.__values(configuration), configuration_4_1 = configuration_4.next(); !configuration_4_1.done; configuration_4_1 = configuration_4.next()) {\n      var s = configuration_4_1.value;\n\n      if (!adjList.has(s)) {\n        adjList.set(s, []);\n      }\n\n      if (s.parent) {\n        if (!adjList.has(s.parent)) {\n          adjList.set(s.parent, []);\n        }\n\n        adjList.get(s.parent).push(s);\n      }\n    }\n  } catch (e_5_1) {\n    e_5 = {\n      error: e_5_1\n    };\n  } finally {\n    try {\n      if (configuration_4_1 && !configuration_4_1.done && (_a = configuration_4.return)) _a.call(configuration_4);\n    } finally {\n      if (e_5) throw e_5.error;\n    }\n  }\n\n  return adjList;\n}\nfunction getValue(rootNode, configuration) {\n  var config = getConfiguration([rootNode], configuration);\n  return getValueFromAdj(rootNode, getAdjList(config));\n}\nfunction has(iterable, item) {\n  if (Array.isArray(iterable)) {\n    return iterable.some(function (member) {\n      return member === item;\n    });\n  }\n\n  if (iterable instanceof Set) {\n    return iterable.has(item);\n  }\n\n  return false; // TODO: fix\n}\nfunction nextEvents(configuration) {\n  return _tslib.__spreadArray([], _tslib.__read(new Set(utils.flatten(_tslib.__spreadArray([], _tslib.__read(configuration.map(function (sn) {\n    return sn.ownEvents;\n  })))))));\n}\nfunction isInFinalState(configuration, stateNode) {\n  if (stateNode.type === 'compound') {\n    return getChildren(stateNode).some(function (s) {\n      return s.type === 'final' && has(configuration, s);\n    });\n  }\n\n  if (stateNode.type === 'parallel') {\n    return getChildren(stateNode).every(function (sn) {\n      return isInFinalState(configuration, sn);\n    });\n  }\n\n  return false;\n}\nfunction getMeta(configuration) {\n  if (configuration === void 0) {\n    configuration = [];\n  }\n\n  return configuration.reduce(function (acc, stateNode) {\n    if (stateNode.meta !== undefined) {\n      acc[stateNode.id] = stateNode.meta;\n    }\n\n    return acc;\n  }, {});\n}\n\nexports.getAdjList = getAdjList;\nexports.getAllStateNodes = getAllStateNodes;\nexports.getChildren = getChildren;\nexports.getConfiguration = getConfiguration;\nexports.getMeta = getMeta;\nexports.getValue = getValue;\nexports.has = has;\nexports.isInFinalState = isInFinalState;\nexports.isLeafNode = isLeafNode;\nexports.nextEvents = nextEvents;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar children = /*#__PURE__*/new Map();\nvar sessionIdIndex = 0;\nvar registry = {\n  bookId: function () {\n    return \"x:\" + sessionIdIndex++;\n  },\n  register: function (id, actor) {\n    children.set(id, actor);\n    return id;\n  },\n  get: function (id) {\n    return children.get(id);\n  },\n  free: function (id) {\n    children.delete(id);\n  }\n};\n\nexports.registry = registry;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar _tslib = require('./_virtual/_tslib.js');\nvar constants = require('./constants.js');\nvar utils = require('./utils.js');\nvar stateUtils = require('./stateUtils.js');\nvar actions = require('./actions.js');\n\nfunction stateValuesEqual(a, b) {\n  if (a === b) {\n    return true;\n  }\n\n  if (a === undefined || b === undefined) {\n    return false;\n  }\n\n  if (utils.isString(a) || utils.isString(b)) {\n    return a === b;\n  }\n\n  var aKeys = utils.keys(a);\n  var bKeys = utils.keys(b);\n  return aKeys.length === bKeys.length && aKeys.every(function (key) {\n    return stateValuesEqual(a[key], b[key]);\n  });\n}\nfunction isState(state) {\n  if (utils.isString(state)) {\n    return false;\n  }\n\n  return 'value' in state && 'history' in state;\n}\nfunction bindActionToState(action, state) {\n  var exec = action.exec;\n\n  var boundAction = _tslib.__assign(_tslib.__assign({}, action), {\n    exec: exec !== undefined ? function () {\n      return exec(state.context, state.event, {\n        action: action,\n        state: state,\n        _event: state._event\n      });\n    } : undefined\n  });\n\n  return boundAction;\n}\n\nvar State =\n/*#__PURE__*/\n\n/** @class */\nfunction () {\n  /**\r\n   * Creates a new State instance.\r\n   * @param value The state value\r\n   * @param context The extended state\r\n   * @param historyValue The tree representing historical values of the state nodes\r\n   * @param history The previous state\r\n   * @param actions An array of action objects to execute as side-effects\r\n   * @param activities A mapping of activities and whether they are started (`true`) or stopped (`false`).\r\n   * @param meta\r\n   * @param events Internal event queue. Should be empty with run-to-completion semantics.\r\n   * @param configuration\r\n   */\n  function State(config) {\n    var _this = this;\n\n    var _a;\n\n    this.actions = [];\n    this.activities = constants.EMPTY_ACTIVITY_MAP;\n    this.meta = {};\n    this.events = [];\n    this.value = config.value;\n    this.context = config.context;\n    this._event = config._event;\n    this._sessionid = config._sessionid;\n    this.event = this._event.data;\n    this.historyValue = config.historyValue;\n    this.history = config.history;\n    this.actions = config.actions || [];\n    this.activities = config.activities || constants.EMPTY_ACTIVITY_MAP;\n    this.meta = stateUtils.getMeta(config.configuration);\n    this.events = config.events || [];\n    this.matches = this.matches.bind(this);\n    this.toStrings = this.toStrings.bind(this);\n    this.configuration = config.configuration;\n    this.transitions = config.transitions;\n    this.children = config.children;\n    this.done = !!config.done;\n    this.tags = (_a = config.tags) !== null && _a !== void 0 ? _a : new Set();\n    Object.defineProperty(this, 'nextEvents', {\n      get: function () {\n        return stateUtils.nextEvents(_this.configuration);\n      }\n    });\n  }\n  /**\r\n   * Creates a new State instance for the given `stateValue` and `context`.\r\n   * @param stateValue\r\n   * @param context\r\n   */\n\n\n  State.from = function (stateValue, context) {\n    if (stateValue instanceof State) {\n      if (stateValue.context !== context) {\n        return new State({\n          value: stateValue.value,\n          context: context,\n          _event: stateValue._event,\n          _sessionid: null,\n          historyValue: stateValue.historyValue,\n          history: stateValue.history,\n          actions: [],\n          activities: stateValue.activities,\n          meta: {},\n          events: [],\n          configuration: [],\n          transitions: [],\n          children: {}\n        });\n      }\n\n      return stateValue;\n    }\n\n    var _event = actions.initEvent;\n    return new State({\n      value: stateValue,\n      context: context,\n      _event: _event,\n      _sessionid: null,\n      historyValue: undefined,\n      history: undefined,\n      actions: [],\n      activities: undefined,\n      meta: undefined,\n      events: [],\n      configuration: [],\n      transitions: [],\n      children: {}\n    });\n  };\n  /**\r\n   * Creates a new State instance for the given `config`.\r\n   * @param config The state config\r\n   */\n\n\n  State.create = function (config) {\n    return new State(config);\n  };\n  /**\r\n   * Creates a new `State` instance for the given `stateValue` and `context` with no actions (side-effects).\r\n   * @param stateValue\r\n   * @param context\r\n   */\n\n\n  State.inert = function (stateValue, context) {\n    if (stateValue instanceof State) {\n      if (!stateValue.actions.length) {\n        return stateValue;\n      }\n\n      var _event = actions.initEvent;\n      return new State({\n        value: stateValue.value,\n        context: context,\n        _event: _event,\n        _sessionid: null,\n        historyValue: stateValue.historyValue,\n        history: stateValue.history,\n        activities: stateValue.activities,\n        configuration: stateValue.configuration,\n        transitions: [],\n        children: {}\n      });\n    }\n\n    return State.from(stateValue, context);\n  };\n  /**\r\n   * Returns an array of all the string leaf state node paths.\r\n   * @param stateValue\r\n   * @param delimiter The character(s) that separate each subpath in the string state node path.\r\n   */\n\n\n  State.prototype.toStrings = function (stateValue, delimiter) {\n    var _this = this;\n\n    if (stateValue === void 0) {\n      stateValue = this.value;\n    }\n\n    if (delimiter === void 0) {\n      delimiter = '.';\n    }\n\n    if (utils.isString(stateValue)) {\n      return [stateValue];\n    }\n\n    var valueKeys = utils.keys(stateValue);\n    return valueKeys.concat.apply(valueKeys, _tslib.__spreadArray([], _tslib.__read(valueKeys.map(function (key) {\n      return _this.toStrings(stateValue[key], delimiter).map(function (s) {\n        return key + delimiter + s;\n      });\n    }))));\n  };\n\n  State.prototype.toJSON = function () {\n    var _a = this,\n        configuration = _a.configuration,\n        transitions = _a.transitions,\n        tags = _a.tags,\n        jsonValues = _tslib.__rest(_a, [\"configuration\", \"transitions\", \"tags\"]);\n\n    return _tslib.__assign(_tslib.__assign({}, jsonValues), {\n      tags: Array.from(tags)\n    });\n  };\n  /**\r\n   * Whether the current state value is a subset of the given parent state value.\r\n   * @param parentStateValue\r\n   */\n\n\n  State.prototype.matches = function (parentStateValue) {\n    return utils.matchesState(parentStateValue, this.value);\n  };\n  /**\r\n   * Whether the current state configuration has a state node with the specified `tag`.\r\n   * @param tag\r\n   */\n\n\n  State.prototype.hasTag = function (tag) {\n    return this.tags.has(tag);\n  };\n\n  return State;\n}();\n\nexports.State = State;\nexports.bindActionToState = bindActionToState;\nexports.isState = isState;\nexports.stateValuesEqual = stateValuesEqual;\n","'use strict';\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\nvar types = require('./types.js');\n\nvar start = types.ActionTypes.Start;\nvar stop = types.ActionTypes.Stop;\nvar raise = types.ActionTypes.Raise;\nvar send = types.ActionTypes.Send;\nvar cancel = types.ActionTypes.Cancel;\nvar nullEvent = types.ActionTypes.NullEvent;\nvar assign = types.ActionTypes.Assign;\nvar after = types.ActionTypes.After;\nvar doneState = types.ActionTypes.DoneState;\nvar log = types.ActionTypes.Log;\nvar init = types.ActionTypes.Init;\nvar invoke = types.ActionTypes.Invoke;\nvar errorExecution = types.ActionTypes.ErrorExecution;\nvar errorPlatform = types.ActionTypes.ErrorPlatform;\nvar error = types.ActionTypes.ErrorCustom;\nvar update = types.ActionTypes.Update;\nvar choose = types.ActionTypes.Choose;\nvar pure = types.ActionTypes.Pure;\n\nexports.after = after;\nexports.assign = assign;\nexports.cancel = cancel;\nexports.choose = choose;\nexports.doneState = doneState;\nexports.error = error;\nexports.errorExecution = errorExecution;\nexports.errorPlatform = errorPlatform;\nexports.init = init;\nexports.invoke = invoke;\nexports.log = log;\nexports.nullEvent = nullEvent;\nexports.pure = pure;\nexports.raise = raise;\nexports.send = send;\nexports.start = start;\nexports.stop = stop;\nexports.update = update;\n"],"sourceRoot":""}