export declare type AsyncGen<T = unknown> = AsyncGenerator<T, any, undefined>;
export declare type AsyncOperator<T = any, TResult = T> = (source: AsyncSeq<T>) => AsyncGen<TResult>;
export declare type AsyncSeqConverter<T, TResultSeq extends AsyncIterable<T>> = (source: AsyncSeq<T>) => TResultSeq;
export declare type AsyncSeqToValue<T = any, TResult = any> = (source: AsyncSeq<T>) => Promise<TResult>;
export declare type AllIterables<T> = AsyncIterable<T> | Iterable<T>;
export declare function isAsyncIterable(source: any): source is AsyncIterable<unknown>;
export declare function toAsyncIterator<T>(iterator: Iterator<T>): AsyncIterator<T>;
export declare class AsyncSeq<T> implements AsyncIterable<T> {
    protected source: AllIterables<T>;
    constructor(source: AllIterables<T>);
    [Symbol.asyncIterator](): AsyncIterator<T>;
    pipe<T1>(op1: AsyncOperator<T, T1>): AsyncSeq<T1>;
    pipe<T1, T2>(op1: AsyncOperator<T, T1>, op2: AsyncOperator<T1, T2>): AsyncSeq<T2>;
    pipe<T1, T2, T3>(op1: AsyncOperator<T, T1>, op2: AsyncOperator<T1, T2>, op3: AsyncOperator<T2, T3>): AsyncSeq<T3>;
    pipe<T1, T2, T3, T4>(op1: AsyncOperator<T, T1>, op2: AsyncOperator<T1, T2>, op3: AsyncOperator<T2, T3>, op4: AsyncOperator<T3, T4>): AsyncSeq<T4>;
    pipe<T1, T2, T3, T4, T5>(op1: AsyncOperator<T, T1>, op2: AsyncOperator<T1, T2>, op3: AsyncOperator<T2, T3>, op4: AsyncOperator<T3, T4>, op5: AsyncOperator<T4, T5>): AsyncSeq<T5>;
    pipe<T1, T2, T3, T4, T5, T6>(op1: AsyncOperator<T, T1>, op2: AsyncOperator<T1, T2>, op3: AsyncOperator<T2, T3>, op4: AsyncOperator<T3, T4>, op5: AsyncOperator<T4, T5>, op6: AsyncOperator<T5, T6>): AsyncSeq<T6>;
    pipe<T1, T2, T3, T4, T5, T6, T7>(op1: AsyncOperator<T1, T2>, op2: AsyncOperator<T2, T3>, op3: AsyncOperator<T3, T4>, op4: AsyncOperator<T4, T5>, op5: AsyncOperator<T5, T6>, op6: AsyncOperator<T6, T7>): AsyncSeq<T7>;
    pipe<T1, T2, T3, T4, T5, T6, T7, T8>(op1: AsyncOperator<T1, T2>, op2: AsyncOperator<T2, T3>, op3: AsyncOperator<T3, T4>, op4: AsyncOperator<T4, T5>, op5: AsyncOperator<T5, T6>, op6: AsyncOperator<T6, T7>, op7: AsyncOperator<T7, T8>): AsyncSeq<T8>;
    pipe<T1, T2, T3, T4, T5, T6, T7, T8, T9>(op1: AsyncOperator<T1, T2>, op2: AsyncOperator<T2, T3>, op3: AsyncOperator<T3, T4>, op4: AsyncOperator<T4, T5>, op5: AsyncOperator<T5, T6>, op6: AsyncOperator<T6, T7>, op7: AsyncOperator<T7, T8>, op8: AsyncOperator<T8, T9>): AsyncSeq<T9>;
    pipe<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(op1: AsyncOperator<T1, T2>, op2: AsyncOperator<T2, T3>, op3: AsyncOperator<T3, T4>, op4: AsyncOperator<T4, T5>, op5: AsyncOperator<T5, T6>, op6: AsyncOperator<T6, T7>, op7: AsyncOperator<T7, T8>, op8: AsyncOperator<T8, T9>, op9: AsyncOperator<T9, T10>): AsyncSeq<T10>;
    pipe<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>(op1: AsyncOperator<T1, T2>, op2: AsyncOperator<T2, T3>, op3: AsyncOperator<T3, T4>, op4: AsyncOperator<T4, T5>, op5: AsyncOperator<T5, T6>, op6: AsyncOperator<T6, T7>, op7: AsyncOperator<T7, T8>, op8: AsyncOperator<T8, T9>, op9: AsyncOperator<T9, T10>, op10: AsyncOperator<T10, T11>): AsyncSeq<T11>;
    to<TResultSeq extends AsyncIterable<T>>(converter: AsyncSeqConverter<T, TResultSeq>): TResultSeq;
    valueAsync<TResult>(seqToValue: AsyncSeqToValue<T, TResult>): Promise<TResult>;
    forEachAsync(func: (arg: T) => void): Promise<void>;
    toMutableArrayAsync(): Promise<T[]>;
    toArrayAsync(): Promise<readonly T[]>;
}