71 lines
2.6 KiB
JavaScript
71 lines
2.6 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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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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var OuterSubscriber_1 = require('../OuterSubscriber');
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var subscribeToResult_1 = require('../util/subscribeToResult');
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/**
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* Returns an Observable that skips items emitted by the source Observable until a second Observable emits an item.
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*
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* <img src="./img/skipUntil.png" width="100%">
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*
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* @param {Observable} notifier - The second Observable that has to emit an item before the source Observable's elements begin to
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* be mirrored by the resulting Observable.
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* @return {Observable<T>} An Observable that skips items from the source Observable until the second Observable emits
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* an item, then emits the remaining items.
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* @method skipUntil
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* @owner Observable
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*/
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function skipUntil(notifier) {
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return function (source) { return source.lift(new SkipUntilOperator(notifier)); };
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}
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exports.skipUntil = skipUntil;
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var SkipUntilOperator = (function () {
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function SkipUntilOperator(notifier) {
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this.notifier = notifier;
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}
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SkipUntilOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new SkipUntilSubscriber(subscriber, this.notifier));
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};
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return SkipUntilOperator;
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}());
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/**
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* We need this JSDoc comment for affecting ESDoc.
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* @ignore
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* @extends {Ignored}
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*/
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var SkipUntilSubscriber = (function (_super) {
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__extends(SkipUntilSubscriber, _super);
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function SkipUntilSubscriber(destination, notifier) {
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_super.call(this, destination);
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this.hasValue = false;
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this.isInnerStopped = false;
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this.add(subscribeToResult_1.subscribeToResult(this, notifier));
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}
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SkipUntilSubscriber.prototype._next = function (value) {
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if (this.hasValue) {
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_super.prototype._next.call(this, value);
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}
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};
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SkipUntilSubscriber.prototype._complete = function () {
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if (this.isInnerStopped) {
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_super.prototype._complete.call(this);
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}
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else {
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this.unsubscribe();
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}
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};
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SkipUntilSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
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this.hasValue = true;
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};
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SkipUntilSubscriber.prototype.notifyComplete = function () {
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this.isInnerStopped = true;
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if (this.isStopped) {
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_super.prototype._complete.call(this);
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}
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};
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return SkipUntilSubscriber;
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}(OuterSubscriber_1.OuterSubscriber));
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//# sourceMappingURL=skipUntil.js.map
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