| 1 | /** PURE_IMPORTS_START tslib,_innerSubscribe PURE_IMPORTS_END */
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| 2 | import * as tslib_1 from "tslib";
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| 3 | import { SimpleOuterSubscriber, innerSubscribe, SimpleInnerSubscriber } from '../innerSubscribe';
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| 4 | export function audit(durationSelector) {
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| 5 | return function auditOperatorFunction(source) {
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| 6 | return source.lift(new AuditOperator(durationSelector));
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| 7 | };
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| 8 | }
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| 9 | var AuditOperator = /*@__PURE__*/ (function () {
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| 10 | function AuditOperator(durationSelector) {
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| 11 | this.durationSelector = durationSelector;
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| 12 | }
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| 13 | AuditOperator.prototype.call = function (subscriber, source) {
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| 14 | return source.subscribe(new AuditSubscriber(subscriber, this.durationSelector));
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| 15 | };
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| 16 | return AuditOperator;
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| 17 | }());
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| 18 | var AuditSubscriber = /*@__PURE__*/ (function (_super) {
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| 19 | tslib_1.__extends(AuditSubscriber, _super);
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| 20 | function AuditSubscriber(destination, durationSelector) {
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| 21 | var _this = _super.call(this, destination) || this;
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| 22 | _this.durationSelector = durationSelector;
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| 23 | _this.hasValue = false;
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| 24 | return _this;
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| 25 | }
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| 26 | AuditSubscriber.prototype._next = function (value) {
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| 27 | this.value = value;
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| 28 | this.hasValue = true;
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| 29 | if (!this.throttled) {
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| 30 | var duration = void 0;
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| 31 | try {
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| 32 | var durationSelector = this.durationSelector;
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| 33 | duration = durationSelector(value);
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| 34 | }
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| 35 | catch (err) {
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| 36 | return this.destination.error(err);
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| 37 | }
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| 38 | var innerSubscription = innerSubscribe(duration, new SimpleInnerSubscriber(this));
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| 39 | if (!innerSubscription || innerSubscription.closed) {
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| 40 | this.clearThrottle();
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| 41 | }
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| 42 | else {
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| 43 | this.add(this.throttled = innerSubscription);
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| 44 | }
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| 45 | }
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| 46 | };
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| 47 | AuditSubscriber.prototype.clearThrottle = function () {
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| 48 | var _a = this, value = _a.value, hasValue = _a.hasValue, throttled = _a.throttled;
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| 49 | if (throttled) {
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| 50 | this.remove(throttled);
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| 51 | this.throttled = undefined;
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| 52 | throttled.unsubscribe();
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| 53 | }
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| 54 | if (hasValue) {
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| 55 | this.value = undefined;
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| 56 | this.hasValue = false;
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| 57 | this.destination.next(value);
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| 58 | }
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| 59 | };
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| 60 | AuditSubscriber.prototype.notifyNext = function () {
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| 61 | this.clearThrottle();
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| 62 | };
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| 63 | AuditSubscriber.prototype.notifyComplete = function () {
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| 64 | this.clearThrottle();
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| 65 | };
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| 66 | return AuditSubscriber;
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| 67 | }(SimpleOuterSubscriber));
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| 68 | //# sourceMappingURL=audit.js.map
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