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76 lines
3.0 KiB
76 lines
3.0 KiB
4 years ago
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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 Subscriber_1 = require("../Subscriber");
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var async_1 = require("../scheduler/async");
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function debounceTime(dueTime, scheduler) {
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if (scheduler === void 0) { scheduler = async_1.async; }
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return function (source) { return source.lift(new DebounceTimeOperator(dueTime, scheduler)); };
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}
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exports.debounceTime = debounceTime;
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var DebounceTimeOperator = (function () {
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function DebounceTimeOperator(dueTime, scheduler) {
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this.dueTime = dueTime;
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this.scheduler = scheduler;
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}
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DebounceTimeOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new DebounceTimeSubscriber(subscriber, this.dueTime, this.scheduler));
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};
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return DebounceTimeOperator;
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}());
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var DebounceTimeSubscriber = (function (_super) {
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__extends(DebounceTimeSubscriber, _super);
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function DebounceTimeSubscriber(destination, dueTime, scheduler) {
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var _this = _super.call(this, destination) || this;
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_this.dueTime = dueTime;
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_this.scheduler = scheduler;
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_this.debouncedSubscription = null;
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_this.lastValue = null;
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_this.hasValue = false;
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return _this;
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}
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DebounceTimeSubscriber.prototype._next = function (value) {
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this.clearDebounce();
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this.lastValue = value;
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this.hasValue = true;
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this.add(this.debouncedSubscription = this.scheduler.schedule(dispatchNext, this.dueTime, this));
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};
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DebounceTimeSubscriber.prototype._complete = function () {
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this.debouncedNext();
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this.destination.complete();
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};
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DebounceTimeSubscriber.prototype.debouncedNext = function () {
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this.clearDebounce();
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if (this.hasValue) {
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var lastValue = this.lastValue;
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this.lastValue = null;
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this.hasValue = false;
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this.destination.next(lastValue);
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}
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};
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DebounceTimeSubscriber.prototype.clearDebounce = function () {
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var debouncedSubscription = this.debouncedSubscription;
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if (debouncedSubscription !== null) {
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this.remove(debouncedSubscription);
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debouncedSubscription.unsubscribe();
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this.debouncedSubscription = null;
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}
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};
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return DebounceTimeSubscriber;
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}(Subscriber_1.Subscriber));
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function dispatchNext(subscriber) {
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subscriber.debouncedNext();
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}
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//# sourceMappingURL=debounceTime.js.map
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