[6a3a178] | 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 async_1 = require("../scheduler/async");
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| 17 | var isDate_1 = require("../util/isDate");
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| 18 | var Subscriber_1 = require("../Subscriber");
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| 19 | var Notification_1 = require("../Notification");
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| 20 | function delay(delay, scheduler) {
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| 21 | if (scheduler === void 0) { scheduler = async_1.async; }
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| 22 | var absoluteDelay = isDate_1.isDate(delay);
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| 23 | var delayFor = absoluteDelay ? (+delay - scheduler.now()) : Math.abs(delay);
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| 24 | return function (source) { return source.lift(new DelayOperator(delayFor, scheduler)); };
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| 25 | }
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| 26 | exports.delay = delay;
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| 27 | var DelayOperator = (function () {
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| 28 | function DelayOperator(delay, scheduler) {
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| 29 | this.delay = delay;
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| 30 | this.scheduler = scheduler;
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| 31 | }
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| 32 | DelayOperator.prototype.call = function (subscriber, source) {
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| 33 | return source.subscribe(new DelaySubscriber(subscriber, this.delay, this.scheduler));
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| 34 | };
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| 35 | return DelayOperator;
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| 36 | }());
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| 37 | var DelaySubscriber = (function (_super) {
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| 38 | __extends(DelaySubscriber, _super);
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| 39 | function DelaySubscriber(destination, delay, scheduler) {
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| 40 | var _this = _super.call(this, destination) || this;
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| 41 | _this.delay = delay;
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| 42 | _this.scheduler = scheduler;
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| 43 | _this.queue = [];
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| 44 | _this.active = false;
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| 45 | _this.errored = false;
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| 46 | return _this;
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| 47 | }
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| 48 | DelaySubscriber.dispatch = function (state) {
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| 49 | var source = state.source;
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| 50 | var queue = source.queue;
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| 51 | var scheduler = state.scheduler;
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| 52 | var destination = state.destination;
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| 53 | while (queue.length > 0 && (queue[0].time - scheduler.now()) <= 0) {
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| 54 | queue.shift().notification.observe(destination);
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| 55 | }
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| 56 | if (queue.length > 0) {
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| 57 | var delay_1 = Math.max(0, queue[0].time - scheduler.now());
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| 58 | this.schedule(state, delay_1);
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| 59 | }
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| 60 | else {
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| 61 | this.unsubscribe();
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| 62 | source.active = false;
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| 63 | }
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| 64 | };
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| 65 | DelaySubscriber.prototype._schedule = function (scheduler) {
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| 66 | this.active = true;
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| 67 | var destination = this.destination;
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| 68 | destination.add(scheduler.schedule(DelaySubscriber.dispatch, this.delay, {
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| 69 | source: this, destination: this.destination, scheduler: scheduler
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| 70 | }));
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| 71 | };
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| 72 | DelaySubscriber.prototype.scheduleNotification = function (notification) {
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| 73 | if (this.errored === true) {
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| 74 | return;
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| 75 | }
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| 76 | var scheduler = this.scheduler;
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| 77 | var message = new DelayMessage(scheduler.now() + this.delay, notification);
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| 78 | this.queue.push(message);
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| 79 | if (this.active === false) {
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| 80 | this._schedule(scheduler);
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| 81 | }
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| 82 | };
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| 83 | DelaySubscriber.prototype._next = function (value) {
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| 84 | this.scheduleNotification(Notification_1.Notification.createNext(value));
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| 85 | };
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| 86 | DelaySubscriber.prototype._error = function (err) {
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| 87 | this.errored = true;
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| 88 | this.queue = [];
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| 89 | this.destination.error(err);
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| 90 | this.unsubscribe();
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| 91 | };
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| 92 | DelaySubscriber.prototype._complete = function () {
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| 93 | this.scheduleNotification(Notification_1.Notification.createComplete());
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| 94 | this.unsubscribe();
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| 95 | };
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| 96 | return DelaySubscriber;
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| 97 | }(Subscriber_1.Subscriber));
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| 98 | var DelayMessage = (function () {
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| 99 | function DelayMessage(time, notification) {
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| 100 | this.time = time;
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| 101 | this.notification = notification;
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| 102 | }
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| 103 | return DelayMessage;
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| 104 | }());
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| 105 | //# sourceMappingURL=delay.js.map |
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