2 var __extends = (this && this.__extends) || (function () {
3 var extendStatics = function (d, b) {
4 extendStatics = Object.setPrototypeOf ||
5 ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
6 function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
7 return extendStatics(d, b);
9 return function (d, b) {
11 function __() { this.constructor = d; }
12 d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
15 Object.defineProperty(exports, "__esModule", { value: true });
16 var OuterSubscriber_1 = require("../OuterSubscriber");
17 var subscribeToResult_1 = require("../util/subscribeToResult");
19 return function (source) { return source.lift(new SwitchFirstOperator()); };
21 exports.exhaust = exhaust;
22 var SwitchFirstOperator = (function () {
23 function SwitchFirstOperator() {
25 SwitchFirstOperator.prototype.call = function (subscriber, source) {
26 return source.subscribe(new SwitchFirstSubscriber(subscriber));
28 return SwitchFirstOperator;
30 var SwitchFirstSubscriber = (function (_super) {
31 __extends(SwitchFirstSubscriber, _super);
32 function SwitchFirstSubscriber(destination) {
33 var _this = _super.call(this, destination) || this;
34 _this.hasCompleted = false;
35 _this.hasSubscription = false;
38 SwitchFirstSubscriber.prototype._next = function (value) {
39 if (!this.hasSubscription) {
40 this.hasSubscription = true;
41 this.add(subscribeToResult_1.subscribeToResult(this, value));
44 SwitchFirstSubscriber.prototype._complete = function () {
45 this.hasCompleted = true;
46 if (!this.hasSubscription) {
47 this.destination.complete();
50 SwitchFirstSubscriber.prototype.notifyComplete = function (innerSub) {
51 this.remove(innerSub);
52 this.hasSubscription = false;
53 if (this.hasCompleted) {
54 this.destination.complete();
57 return SwitchFirstSubscriber;
58 }(OuterSubscriber_1.OuterSubscriber));
59 //# sourceMappingURL=exhaust.js.map