50 lines
2.0 KiB
JavaScript
50 lines
2.0 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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var isNumeric_1 = require('../util/isNumeric');
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var Observable_1 = require('../Observable');
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var asap_1 = require('../scheduler/asap');
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var IntervalObservable = (function (_super) {
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__extends(IntervalObservable, _super);
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function IntervalObservable(period, scheduler) {
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if (period === void 0) { period = 0; }
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if (scheduler === void 0) { scheduler = asap_1.asap; }
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_super.call(this);
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this.period = period;
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this.scheduler = scheduler;
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if (!isNumeric_1.isNumeric(period) || period < 0) {
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this.period = 0;
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}
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if (!scheduler || typeof scheduler.schedule !== 'function') {
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this.scheduler = asap_1.asap;
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}
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}
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IntervalObservable.create = function (period, scheduler) {
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if (period === void 0) { period = 0; }
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if (scheduler === void 0) { scheduler = asap_1.asap; }
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return new IntervalObservable(period, scheduler);
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};
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IntervalObservable.dispatch = function (state) {
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var index = state.index, subscriber = state.subscriber, period = state.period;
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subscriber.next(index);
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if (subscriber.isUnsubscribed) {
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return;
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}
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state.index += 1;
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this.schedule(state, period);
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};
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IntervalObservable.prototype._subscribe = function (subscriber) {
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var index = 0;
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var period = this.period;
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var scheduler = this.scheduler;
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subscriber.add(scheduler.schedule(IntervalObservable.dispatch, period, {
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index: index, subscriber: subscriber, period: period
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}));
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};
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return IntervalObservable;
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}(Observable_1.Observable));
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exports.IntervalObservable = IntervalObservable;
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//# sourceMappingURL=IntervalObservable.js.map
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