38 lines
1.6 KiB
JavaScript
38 lines
1.6 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.debounce = void 0;
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var lift_1 = require("../util/lift");
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var noop_1 = require("../util/noop");
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var OperatorSubscriber_1 = require("./OperatorSubscriber");
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var innerFrom_1 = require("../observable/innerFrom");
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function debounce(durationSelector) {
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return lift_1.operate(function (source, subscriber) {
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var hasValue = false;
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var lastValue = null;
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var durationSubscriber = null;
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var emit = function () {
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durationSubscriber === null || durationSubscriber === void 0 ? void 0 : durationSubscriber.unsubscribe();
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durationSubscriber = null;
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if (hasValue) {
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hasValue = false;
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var value = lastValue;
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lastValue = null;
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subscriber.next(value);
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}
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};
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source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
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durationSubscriber === null || durationSubscriber === void 0 ? void 0 : durationSubscriber.unsubscribe();
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hasValue = true;
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lastValue = value;
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durationSubscriber = OperatorSubscriber_1.createOperatorSubscriber(subscriber, emit, noop_1.noop);
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innerFrom_1.innerFrom(durationSelector(value)).subscribe(durationSubscriber);
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}, function () {
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emit();
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subscriber.complete();
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}, undefined, function () {
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lastValue = durationSubscriber = null;
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}));
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});
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}
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exports.debounce = debounce;
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//# sourceMappingURL=debounce.js.map
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