Interface AsyncIterator<T, TReturn, TNext>

interface AsyncIterator<T, TReturn = any, TNext = any> {
    next(
        ...__namedParameters: [] | [TNext],
    ): Promise<IteratorResult<T, TReturn>>;
    return?(
        value?: TReturn | PromiseLike<TReturn>,
    ): Promise<IteratorResult<T, TReturn>>;
    throw?(e?: any): Promise<IteratorResult<T, TReturn>>;
}