import { bufferCount as higherOrder } from '../operators/bufferCount'; /** * Buffers the source Observable values until the size hits the maximum * `bufferSize` given. * * Collects values from the past as an array, and emits * that array only when its size reaches `bufferSize`. * * * * Buffers a number of values from the source Observable by `bufferSize` then * emits the buffer and clears it, and starts a new buffer each * `startBufferEvery` values. If `startBufferEvery` is not provided or is * `null`, then new buffers are started immediately at the start of the source * and when each buffer closes and is emitted. * * @example Emit the last two click events as an array * var clicks = Rx.Observable.fromEvent(document, 'click'); * var buffered = clicks.bufferCount(2); * buffered.subscribe(x => console.log(x)); * * @example On every click, emit the last two click events as an array * var clicks = Rx.Observable.fromEvent(document, 'click'); * var buffered = clicks.bufferCount(2, 1); * buffered.subscribe(x => console.log(x)); * * @see {@link buffer} * @see {@link bufferTime} * @see {@link bufferToggle} * @see {@link bufferWhen} * @see {@link pairwise} * @see {@link windowCount} * * @param {number} bufferSize The maximum size of the buffer emitted. * @param {number} [startBufferEvery] Interval at which to start a new buffer. * For example if `startBufferEvery` is `2`, then a new buffer will be started * on every other value from the source. A new buffer is started at the * beginning of the source by default. * @return {Observable} An Observable of arrays of buffered values. * @method bufferCount * @owner Observable */ export function bufferCount(bufferSize, startBufferEvery = null) { return higherOrder(bufferSize, startBufferEvery)(this); } //# sourceMappingURL=bufferCount.js.map