@reactivex/rxjs/dist/amd/operator/auditTime.js

Reactive Extensions for modern JavaScript

var __extends = (this && this.__extends) || function (d, b) {
    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
    function __() { this.constructor = d; }
    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
define(["require", "exports", '../scheduler/async', '../Subscriber'], function (require, exports, async_1, Subscriber_1) {
    "use strict";
    /**
     * @param delay
     * @param scheduler
     * @return {Observable<R>|WebSocketSubject<T>|Observable<T>}
     * @method auditTime
     * @owner Observable
     */
    function auditTime(delay, scheduler) {
        if (scheduler === void 0) { scheduler = async_1.async; }
        return this.lift(new AuditTimeOperator(delay, scheduler));
    }
    exports.auditTime = auditTime;
    var AuditTimeOperator = (function () {
        function AuditTimeOperator(delay, scheduler) {
            this.delay = delay;
            this.scheduler = scheduler;
        }
        AuditTimeOperator.prototype.call = function (subscriber, source) {
            return source._subscribe(new AuditTimeSubscriber(subscriber, this.delay, this.scheduler));
        };
        return AuditTimeOperator;
    }());
    /**
     * We need this JSDoc comment for affecting ESDoc.
     * @ignore
     * @extends {Ignored}
     */
    var AuditTimeSubscriber = (function (_super) {
        __extends(AuditTimeSubscriber, _super);
        function AuditTimeSubscriber(destination, delay, scheduler) {
            _super.call(this, destination);
            this.delay = delay;
            this.scheduler = scheduler;
            this.hasValue = false;
        }
        AuditTimeSubscriber.prototype._next = function (value) {
            this.value = value;
            this.hasValue = true;
            if (!this.throttled) {
                this.add(this.throttled = this.scheduler.schedule(dispatchNext, this.delay, this));
            }
        };
        AuditTimeSubscriber.prototype.clearThrottle = function () {
            var _a = this, value = _a.value, hasValue = _a.hasValue, throttled = _a.throttled;
            if (throttled) {
                this.remove(throttled);
                this.throttled = null;
                throttled.unsubscribe();
            }
            if (hasValue) {
                this.value = null;
                this.hasValue = false;
                this.destination.next(value);
            }
        };
        return AuditTimeSubscriber;
    }(Subscriber_1.Subscriber));
    function dispatchNext(subscriber) {
        subscriber.clearThrottle();
    }
});
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