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