/** PURE_IMPORTS_START _scheduler_async,_scan,_observable_defer,_map PURE_IMPORTS_END */
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import { async } from '../scheduler/async';
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import { scan } from './scan';
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import { defer } from '../observable/defer';
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import { map } from './map';
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export function timeInterval(scheduler) {
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if (scheduler === void 0) {
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scheduler = async;
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}
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return function (source) {
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return defer(function () {
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return source.pipe(scan(function (_a, value) {
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var current = _a.current;
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return ({ value: value, current: scheduler.now(), last: current });
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}, { current: scheduler.now(), value: undefined, last: undefined }), map(function (_a) {
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var current = _a.current, last = _a.last, value = _a.value;
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return new TimeInterval(value, current - last);
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}));
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});
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};
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}
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var TimeInterval = /*@__PURE__*/ (function () {
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function TimeInterval(value, interval) {
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this.value = value;
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this.interval = interval;
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}
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return TimeInterval;
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}());
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export { TimeInterval };
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//# sourceMappingURL=timeInterval.js.map
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