1 | "use strict";
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2 | var __extends = (this && this.__extends) || (function () {
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3 | var extendStatics = function (d, b) {
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4 | extendStatics = Object.setPrototypeOf ||
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5 | ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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6 | function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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7 | return extendStatics(d, b);
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8 | }
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9 | return function (d, b) {
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10 | extendStatics(d, b);
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11 | function __() { this.constructor = d; }
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12 | d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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13 | };
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14 | })();
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15 | Object.defineProperty(exports, "__esModule", { value: true });
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16 | var Subscriber_1 = require("../Subscriber");
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17 | var async_1 = require("../scheduler/async");
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18 | function debounceTime(dueTime, scheduler) {
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19 | if (scheduler === void 0) { scheduler = async_1.async; }
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20 | return function (source) { return source.lift(new DebounceTimeOperator(dueTime, scheduler)); };
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21 | }
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22 | exports.debounceTime = debounceTime;
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23 | var DebounceTimeOperator = (function () {
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24 | function DebounceTimeOperator(dueTime, scheduler) {
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25 | this.dueTime = dueTime;
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26 | this.scheduler = scheduler;
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27 | }
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28 | DebounceTimeOperator.prototype.call = function (subscriber, source) {
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29 | return source.subscribe(new DebounceTimeSubscriber(subscriber, this.dueTime, this.scheduler));
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30 | };
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31 | return DebounceTimeOperator;
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32 | }());
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33 | var DebounceTimeSubscriber = (function (_super) {
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34 | __extends(DebounceTimeSubscriber, _super);
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35 | function DebounceTimeSubscriber(destination, dueTime, scheduler) {
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36 | var _this = _super.call(this, destination) || this;
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37 | _this.dueTime = dueTime;
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38 | _this.scheduler = scheduler;
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39 | _this.debouncedSubscription = null;
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40 | _this.lastValue = null;
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41 | _this.hasValue = false;
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42 | return _this;
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43 | }
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44 | DebounceTimeSubscriber.prototype._next = function (value) {
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45 | this.clearDebounce();
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46 | this.lastValue = value;
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47 | this.hasValue = true;
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48 | this.add(this.debouncedSubscription = this.scheduler.schedule(dispatchNext, this.dueTime, this));
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49 | };
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50 | DebounceTimeSubscriber.prototype._complete = function () {
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51 | this.debouncedNext();
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52 | this.destination.complete();
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53 | };
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54 | DebounceTimeSubscriber.prototype.debouncedNext = function () {
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55 | this.clearDebounce();
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56 | if (this.hasValue) {
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57 | var lastValue = this.lastValue;
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58 | this.lastValue = null;
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59 | this.hasValue = false;
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60 | this.destination.next(lastValue);
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61 | }
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62 | };
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63 | DebounceTimeSubscriber.prototype.clearDebounce = function () {
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64 | var debouncedSubscription = this.debouncedSubscription;
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65 | if (debouncedSubscription !== null) {
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66 | this.remove(debouncedSubscription);
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67 | debouncedSubscription.unsubscribe();
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68 | this.debouncedSubscription = null;
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69 | }
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70 | };
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71 | return DebounceTimeSubscriber;
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72 | }(Subscriber_1.Subscriber));
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73 | function dispatchNext(subscriber) {
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74 | subscriber.debouncedNext();
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75 | }
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76 | //# sourceMappingURL=debounceTime.js.map |
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