59 lines
2.2 KiB
JavaScript
59 lines
2.2 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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}
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var OuterSubscriber_1 = require("../OuterSubscriber");
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var subscribeToResult_1 = require("../util/subscribeToResult");
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function exhaust() {
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return function (source) { return source.lift(new SwitchFirstOperator()); };
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}
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exports.exhaust = exhaust;
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var SwitchFirstOperator = (function () {
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function SwitchFirstOperator() {
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}
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SwitchFirstOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new SwitchFirstSubscriber(subscriber));
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};
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return SwitchFirstOperator;
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}());
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var SwitchFirstSubscriber = (function (_super) {
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__extends(SwitchFirstSubscriber, _super);
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function SwitchFirstSubscriber(destination) {
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var _this = _super.call(this, destination) || this;
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_this.hasCompleted = false;
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_this.hasSubscription = false;
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return _this;
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}
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SwitchFirstSubscriber.prototype._next = function (value) {
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if (!this.hasSubscription) {
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this.hasSubscription = true;
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this.add(subscribeToResult_1.subscribeToResult(this, value));
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}
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};
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SwitchFirstSubscriber.prototype._complete = function () {
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this.hasCompleted = true;
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if (!this.hasSubscription) {
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this.destination.complete();
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}
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};
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SwitchFirstSubscriber.prototype.notifyComplete = function (innerSub) {
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this.remove(innerSub);
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this.hasSubscription = false;
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if (this.hasCompleted) {
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this.destination.complete();
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}
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};
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return SwitchFirstSubscriber;
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}(OuterSubscriber_1.OuterSubscriber));
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//# sourceMappingURL=exhaust.js.map
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