| /** 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 debounce(durationSelector) { |
| return function (source) { return source.lift(new DebounceOperator(durationSelector)); }; |
| } |
| var DebounceOperator = /*@__PURE__*/ (function () { |
| function DebounceOperator(durationSelector) { |
| this.durationSelector = durationSelector; |
| } |
| DebounceOperator.prototype.call = function (subscriber, source) { |
| return source.subscribe(new DebounceSubscriber(subscriber, this.durationSelector)); |
| }; |
| return DebounceOperator; |
| }()); |
| var DebounceSubscriber = /*@__PURE__*/ (function (_super) { |
| tslib_1.__extends(DebounceSubscriber, _super); |
| function DebounceSubscriber(destination, durationSelector) { |
| var _this = _super.call(this, destination) || this; |
| _this.durationSelector = durationSelector; |
| _this.hasValue = false; |
| _this.durationSubscription = null; |
| return _this; |
| } |
| DebounceSubscriber.prototype._next = function (value) { |
| try { |
| var result = this.durationSelector.call(this, value); |
| if (result) { |
| this._tryNext(value, result); |
| } |
| } |
| catch (err) { |
| this.destination.error(err); |
| } |
| }; |
| DebounceSubscriber.prototype._complete = function () { |
| this.emitValue(); |
| this.destination.complete(); |
| }; |
| DebounceSubscriber.prototype._tryNext = function (value, duration) { |
| var subscription = this.durationSubscription; |
| this.value = value; |
| this.hasValue = true; |
| if (subscription) { |
| subscription.unsubscribe(); |
| this.remove(subscription); |
| } |
| subscription = subscribeToResult(this, duration); |
| if (subscription && !subscription.closed) { |
| this.add(this.durationSubscription = subscription); |
| } |
| }; |
| DebounceSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) { |
| this.emitValue(); |
| }; |
| DebounceSubscriber.prototype.notifyComplete = function () { |
| this.emitValue(); |
| }; |
| DebounceSubscriber.prototype.emitValue = function () { |
| if (this.hasValue) { |
| var value = this.value; |
| var subscription = this.durationSubscription; |
| if (subscription) { |
| this.durationSubscription = null; |
| subscription.unsubscribe(); |
| this.remove(subscription); |
| } |
| this.value = null; |
| this.hasValue = false; |
| _super.prototype._next.call(this, value); |
| } |
| }; |
| return DebounceSubscriber; |
| }(OuterSubscriber)); |
| //# sourceMappingURL=debounce.js.map |