| /** PURE_IMPORTS_START tslib,_innerSubscribe PURE_IMPORTS_END */ | 
| import * as tslib_1 from "tslib"; | 
| import { SimpleOuterSubscriber, innerSubscribe, SimpleInnerSubscriber } from '../innerSubscribe'; | 
| 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 = innerSubscribe(duration, new SimpleInnerSubscriber(this)); | 
|             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 = undefined; | 
|             throttled.unsubscribe(); | 
|         } | 
|         if (hasValue) { | 
|             this.value = undefined; | 
|             this.hasValue = false; | 
|             this.destination.next(value); | 
|         } | 
|     }; | 
|     AuditSubscriber.prototype.notifyNext = function () { | 
|         this.clearThrottle(); | 
|     }; | 
|     AuditSubscriber.prototype.notifyComplete = function () { | 
|         this.clearThrottle(); | 
|     }; | 
|     return AuditSubscriber; | 
| }(SimpleOuterSubscriber)); | 
| //# sourceMappingURL=audit.js.map |