From e4fa1e69e7ebfb627c7198fd1a9881e9327ec4d4 Mon Sep 17 00:00:00 2001 From: Pinapelz Date: Sat, 28 Jun 2025 17:26:46 -0700 Subject: initial commit: scaffolding --- .../rxjs/src/internal/operators/sampleTime.ts | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 node_modules/rxjs/src/internal/operators/sampleTime.ts (limited to 'node_modules/rxjs/src/internal/operators/sampleTime.ts') diff --git a/node_modules/rxjs/src/internal/operators/sampleTime.ts b/node_modules/rxjs/src/internal/operators/sampleTime.ts new file mode 100644 index 0000000..e4af047 --- /dev/null +++ b/node_modules/rxjs/src/internal/operators/sampleTime.ts @@ -0,0 +1,51 @@ +import { asyncScheduler } from '../scheduler/async'; +import { MonoTypeOperatorFunction, SchedulerLike } from '../types'; +import { sample } from './sample'; +import { interval } from '../observable/interval'; + +/** + * Emits the most recently emitted value from the source Observable within + * periodic time intervals. + * + * Samples the source Observable at periodic time + * intervals, emitting what it samples. + * + * ![](sampleTime.png) + * + * `sampleTime` periodically looks at the source Observable and emits whichever + * value it has most recently emitted since the previous sampling, unless the + * source has not emitted anything since the previous sampling. The sampling + * happens periodically in time every `period` milliseconds (or the time unit + * defined by the optional `scheduler` argument). The sampling starts as soon as + * the output Observable is subscribed. + * + * ## Example + * + * Every second, emit the most recent click at most once + * + * ```ts + * import { fromEvent, sampleTime } from 'rxjs'; + * + * const clicks = fromEvent(document, 'click'); + * const result = clicks.pipe(sampleTime(1000)); + * + * result.subscribe(x => console.log(x)); + * ``` + * + * @see {@link auditTime} + * @see {@link debounceTime} + * @see {@link delay} + * @see {@link sample} + * @see {@link throttleTime} + * + * @param period The sampling period expressed in milliseconds or the time unit + * determined internally by the optional `scheduler`. + * @param scheduler The {@link SchedulerLike} to use for managing the timers + * that handle the sampling. + * @return A function that returns an Observable that emits the results of + * sampling the values emitted by the source Observable at the specified time + * interval. + */ +export function sampleTime(period: number, scheduler: SchedulerLike = asyncScheduler): MonoTypeOperatorFunction { + return sample(interval(period, scheduler)); +} -- cgit v1.2.3