import { GroupByAsyncEnumerable } from "./GroupByAsyncEnumerable";
import { AsyncEnumerable } from "./AsyncEnumerable";
export declare class GroupedAsyncEnumerable<T, K> extends AsyncEnumerable<T> {
    protected readonly parent: GroupByAsyncEnumerable<T, K>;
    readonly key: K;
    protected parentResult: GroupedAsyncEnumerable<T, K>[];
    readonly source: AsyncEnumerable<T>;
    readonly keySelector: (item: T) => K | PromiseLike<K>;
    protected isResultComplete: boolean;
    protected iterator: AsyncIterator<any>;
    constructor(parent: GroupByAsyncEnumerable<T, K>, key: K, iterator: AsyncIterator<T>, parentResult: GroupedAsyncEnumerable<T, K>[]);
    addResult(value: T): void;
    protected generator(): AsyncIterableIterator<T>;
}