96 lines
3.5 KiB
JavaScript
96 lines
3.5 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 Subscription_1 = require("../Subscription");
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var OuterSubscriber_1 = require("../OuterSubscriber");
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var subscribeToResult_1 = require("../util/subscribeToResult");
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function bufferWhen(closingSelector) {
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return function (source) {
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return source.lift(new BufferWhenOperator(closingSelector));
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};
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}
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exports.bufferWhen = bufferWhen;
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var BufferWhenOperator = (function () {
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function BufferWhenOperator(closingSelector) {
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this.closingSelector = closingSelector;
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}
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BufferWhenOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new BufferWhenSubscriber(subscriber, this.closingSelector));
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};
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return BufferWhenOperator;
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}());
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var BufferWhenSubscriber = (function (_super) {
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__extends(BufferWhenSubscriber, _super);
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function BufferWhenSubscriber(destination, closingSelector) {
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var _this = _super.call(this, destination) || this;
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_this.closingSelector = closingSelector;
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_this.subscribing = false;
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_this.openBuffer();
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return _this;
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}
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BufferWhenSubscriber.prototype._next = function (value) {
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this.buffer.push(value);
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};
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BufferWhenSubscriber.prototype._complete = function () {
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var buffer = this.buffer;
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if (buffer) {
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this.destination.next(buffer);
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}
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_super.prototype._complete.call(this);
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};
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BufferWhenSubscriber.prototype._unsubscribe = function () {
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this.buffer = null;
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this.subscribing = false;
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};
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BufferWhenSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
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this.openBuffer();
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};
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BufferWhenSubscriber.prototype.notifyComplete = function () {
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if (this.subscribing) {
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this.complete();
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}
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else {
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this.openBuffer();
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}
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};
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BufferWhenSubscriber.prototype.openBuffer = function () {
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var closingSubscription = this.closingSubscription;
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if (closingSubscription) {
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this.remove(closingSubscription);
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closingSubscription.unsubscribe();
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}
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var buffer = this.buffer;
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if (this.buffer) {
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this.destination.next(buffer);
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}
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this.buffer = [];
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var closingNotifier;
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try {
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var closingSelector = this.closingSelector;
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closingNotifier = closingSelector();
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}
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catch (err) {
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return this.error(err);
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}
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closingSubscription = new Subscription_1.Subscription();
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this.closingSubscription = closingSubscription;
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this.add(closingSubscription);
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this.subscribing = true;
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closingSubscription.add(subscribeToResult_1.subscribeToResult(this, closingNotifier));
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this.subscribing = false;
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};
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return BufferWhenSubscriber;
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}(OuterSubscriber_1.OuterSubscriber));
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//# sourceMappingURL=bufferWhen.js.map
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