| /** PURE_IMPORTS_START .._operators_bufferWhen PURE_IMPORTS_END */ |
| import { bufferWhen as higherOrder } from '../operators/bufferWhen'; |
| /** |
| * Buffers the source Observable values, using a factory function of closing |
| * Observables to determine when to close, emit, and reset the buffer. |
| * |
| * <span class="informal">Collects values from the past as an array. When it |
| * starts collecting values, it calls a function that returns an Observable that |
| * tells when to close the buffer and restart collecting.</span> |
| * |
| * <img src="./img/bufferWhen.png" width="100%"> |
| * |
| * Opens a buffer immediately, then closes the buffer when the observable |
| * returned by calling `closingSelector` function emits a value. When it closes |
| * the buffer, it immediately opens a new buffer and repeats the process. |
| * |
| * @example <caption>Emit an array of the last clicks every [1-5] random seconds</caption> |
| * var clicks = Rx.Observable.fromEvent(document, 'click'); |
| * var buffered = clicks.bufferWhen(() => |
| * Rx.Observable.interval(1000 + Math.random() * 4000) |
| * ); |
| * buffered.subscribe(x => console.log(x)); |
| * |
| * @see {@link buffer} |
| * @see {@link bufferCount} |
| * @see {@link bufferTime} |
| * @see {@link bufferToggle} |
| * @see {@link windowWhen} |
| * |
| * @param {function(): Observable} closingSelector A function that takes no |
| * arguments and returns an Observable that signals buffer closure. |
| * @return {Observable<T[]>} An observable of arrays of buffered values. |
| * @method bufferWhen |
| * @owner Observable |
| */ |
| export function bufferWhen(closingSelector) { |
| return higherOrder(closingSelector)(this); |
| } |
| //# sourceMappingURL=bufferWhen.js.map |