import { AsyncIterator } from "asynciterator";
/**
 * An append-only data collection that can be iterated asynchronously multiple times.
 */
export interface AsyncReiterable<T> {
    /**
     * @return {AsyncIterator<T>} An iterator that goes over all data elements in this collection asynchronously.
     *                            This iterator will end only when this collection has ended.
     */
    iterator(): AsyncIterator<T>;
    /**
     * Append new data into the collection.
     * If the data is `null`, then the collection will become ended.
     * @param {T} data A new data element, or `null` if the collection should be ended.
     */
    push(data: T | null): void;
    /**
     * @return {boolean} If this collection accepts to new data elements anymore.
     */
    isEnded(): boolean;
}