26 lines
1 KiB
JavaScript
26 lines
1 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var Observable_1 = require("../Observable");
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var async_1 = require("../scheduler/async");
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var isNumeric_1 = require("../util/isNumeric");
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function interval(period, scheduler) {
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if (period === void 0) { period = 0; }
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if (scheduler === void 0) { scheduler = async_1.async; }
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if (!isNumeric_1.isNumeric(period) || period < 0) {
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period = 0;
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}
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if (!scheduler || typeof scheduler.schedule !== 'function') {
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scheduler = async_1.async;
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}
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return new Observable_1.Observable(function (subscriber) {
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subscriber.add(scheduler.schedule(dispatch, period, { subscriber: subscriber, counter: 0, period: period }));
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return subscriber;
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});
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}
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exports.interval = interval;
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function dispatch(state) {
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var subscriber = state.subscriber, counter = state.counter, period = state.period;
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subscriber.next(counter);
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this.schedule({ subscriber: subscriber, counter: counter + 1, period: period }, period);
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}
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//# sourceMappingURL=interval.js.map
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