rxjs/dist/esm5/internal/operators/timeInterval.js

Reactive Extensions for modern JavaScript

import { async } from '../scheduler/async';
import { scan } from './scan';
import { defer } from '../observable/defer';
import { map } from './map';
export function timeInterval(scheduler) {
    if (scheduler === void 0) { scheduler = async; }
    return function (source) { return defer(function () {
        return source.pipe(scan(function (_a, value) {
            var current = _a.current;
            return ({ value: value, current: scheduler.now(), last: current });
        }, { current: scheduler.now(), value: undefined, last: undefined }), map(function (_a) {
            var current = _a.current, last = _a.last, value = _a.value;
            return new TimeInterval(value, current - last);
        }));
    }); };
}
var TimeInterval = (function () {
    function TimeInterval(value, interval) {
        this.value = value;
        this.interval = interval;
    }
    return TimeInterval;
}());
export { TimeInterval };
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