1 /** PURE_IMPORTS_START _Observable,_scheduler_async,_util_isNumeric,_util_isScheduler PURE_IMPORTS_END */
2 import { Observable } from '../Observable';
3 import { async } from '../scheduler/async';
4 import { isNumeric } from '../util/isNumeric';
5 import { isScheduler } from '../util/isScheduler';
6 export function timer(dueTime, periodOrScheduler, scheduler) {
7 if (dueTime === void 0) {
11 if (isNumeric(periodOrScheduler)) {
12 period = Number(periodOrScheduler) < 1 && 1 || Number(periodOrScheduler);
14 else if (isScheduler(periodOrScheduler)) {
15 scheduler = periodOrScheduler;
17 if (!isScheduler(scheduler)) {
20 return new Observable(function (subscriber) {
21 var due = isNumeric(dueTime)
23 : (+dueTime - scheduler.now());
24 return scheduler.schedule(dispatch, due, {
25 index: 0, period: period, subscriber: subscriber
29 function dispatch(state) {
30 var index = state.index, period = state.period, subscriber = state.subscriber;
31 subscriber.next(index);
32 if (subscriber.closed) {
35 else if (period === -1) {
36 return subscriber.complete();
38 state.index = index + 1;
39 this.schedule(state, period);
41 //# sourceMappingURL=timer.js.map