| /** PURE_IMPORTS_START tslib,_util_isArray,_fromArray,_OuterSubscriber,_util_subscribeToResult PURE_IMPORTS_END */ |
| import * as tslib_1 from "tslib"; |
| import { isArray } from '../util/isArray'; |
| import { fromArray } from './fromArray'; |
| import { OuterSubscriber } from '../OuterSubscriber'; |
| import { subscribeToResult } from '../util/subscribeToResult'; |
| export function race() { |
| var observables = []; |
| for (var _i = 0; _i < arguments.length; _i++) { |
| observables[_i] = arguments[_i]; |
| } |
| if (observables.length === 1) { |
| if (isArray(observables[0])) { |
| observables = observables[0]; |
| } |
| else { |
| return observables[0]; |
| } |
| } |
| return fromArray(observables, undefined).lift(new RaceOperator()); |
| } |
| var RaceOperator = /*@__PURE__*/ (function () { |
| function RaceOperator() { |
| } |
| RaceOperator.prototype.call = function (subscriber, source) { |
| return source.subscribe(new RaceSubscriber(subscriber)); |
| }; |
| return RaceOperator; |
| }()); |
| export { RaceOperator }; |
| var RaceSubscriber = /*@__PURE__*/ (function (_super) { |
| tslib_1.__extends(RaceSubscriber, _super); |
| function RaceSubscriber(destination) { |
| var _this = _super.call(this, destination) || this; |
| _this.hasFirst = false; |
| _this.observables = []; |
| _this.subscriptions = []; |
| return _this; |
| } |
| RaceSubscriber.prototype._next = function (observable) { |
| this.observables.push(observable); |
| }; |
| RaceSubscriber.prototype._complete = function () { |
| var observables = this.observables; |
| var len = observables.length; |
| if (len === 0) { |
| this.destination.complete(); |
| } |
| else { |
| for (var i = 0; i < len && !this.hasFirst; i++) { |
| var observable = observables[i]; |
| var subscription = subscribeToResult(this, observable, observable, i); |
| if (this.subscriptions) { |
| this.subscriptions.push(subscription); |
| } |
| this.add(subscription); |
| } |
| this.observables = null; |
| } |
| }; |
| RaceSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) { |
| if (!this.hasFirst) { |
| this.hasFirst = true; |
| for (var i = 0; i < this.subscriptions.length; i++) { |
| if (i !== outerIndex) { |
| var subscription = this.subscriptions[i]; |
| subscription.unsubscribe(); |
| this.remove(subscription); |
| } |
| } |
| this.subscriptions = null; |
| } |
| this.destination.next(innerValue); |
| }; |
| return RaceSubscriber; |
| }(OuterSubscriber)); |
| export { RaceSubscriber }; |
| //# sourceMappingURL=race.js.map |