audit.js
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/** 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));
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