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node_modules/rxjs/_esm5/internal/operators/audit.js

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+/** 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