--- /dev/null
+/** PURE_IMPORTS_START tslib,_OuterSubscriber,_util_subscribeToResult PURE_IMPORTS_END */
+import * as tslib_1 from "tslib";
+import { OuterSubscriber } from '../OuterSubscriber';
+import { subscribeToResult } from '../util/subscribeToResult';
+export function audit(durationSelector) {
+ return function auditOperatorFunction(source) {
+ return source.lift(new AuditOperator(durationSelector));
+ };
+}
+var AuditOperator = /*@__PURE__*/ (function () {
+ function AuditOperator(durationSelector) {
+ this.durationSelector = durationSelector;
+ }
+ AuditOperator.prototype.call = function (subscriber, source) {
+ return source.subscribe(new AuditSubscriber(subscriber, this.durationSelector));
+ };
+ return AuditOperator;
+}());
+var AuditSubscriber = /*@__PURE__*/ (function (_super) {
+ tslib_1.__extends(AuditSubscriber, _super);
+ function AuditSubscriber(destination, durationSelector) {
+ var _this = _super.call(this, destination) || this;
+ _this.durationSelector = durationSelector;
+ _this.hasValue = false;
+ return _this;
+ }
+ AuditSubscriber.prototype._next = function (value) {
+ this.value = value;
+ this.hasValue = true;
+ if (!this.throttled) {
+ var duration = void 0;
+ try {
+ var durationSelector = this.durationSelector;
+ duration = durationSelector(value);
+ }
+ catch (err) {
+ return this.destination.error(err);
+ }
+ var innerSubscription = subscribeToResult(this, duration);
+ if (!innerSubscription || innerSubscription.closed) {
+ this.clearThrottle();
+ }
+ else {
+ this.add(this.throttled = innerSubscription);
+ }
+ }
+ };
+ AuditSubscriber.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);
+ }
+ };
+ AuditSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex) {
+ this.clearThrottle();
+ };
+ AuditSubscriber.prototype.notifyComplete = function () {
+ this.clearThrottle();
+ };
+ return AuditSubscriber;
+}(OuterSubscriber));
+//# sourceMappingURL=audit.js.map