--- /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 sample(notifier) {
+ return function (source) { return source.lift(new SampleOperator(notifier)); };
+}
+var SampleOperator = /*@__PURE__*/ (function () {
+ function SampleOperator(notifier) {
+ this.notifier = notifier;
+ }
+ SampleOperator.prototype.call = function (subscriber, source) {
+ var sampleSubscriber = new SampleSubscriber(subscriber);
+ var subscription = source.subscribe(sampleSubscriber);
+ subscription.add(subscribeToResult(sampleSubscriber, this.notifier));
+ return subscription;
+ };
+ return SampleOperator;
+}());
+var SampleSubscriber = /*@__PURE__*/ (function (_super) {
+ tslib_1.__extends(SampleSubscriber, _super);
+ function SampleSubscriber() {
+ var _this = _super !== null && _super.apply(this, arguments) || this;
+ _this.hasValue = false;
+ return _this;
+ }
+ SampleSubscriber.prototype._next = function (value) {
+ this.value = value;
+ this.hasValue = true;
+ };
+ SampleSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
+ this.emitValue();
+ };
+ SampleSubscriber.prototype.notifyComplete = function () {
+ this.emitValue();
+ };
+ SampleSubscriber.prototype.emitValue = function () {
+ if (this.hasValue) {
+ this.hasValue = false;
+ this.destination.next(this.value);
+ }
+ };
+ return SampleSubscriber;
+}(OuterSubscriber));
+//# sourceMappingURL=sample.js.map