import { AsyncIterableX } from '../../asynciterable/asynciterablex';
export declare function scanRightProto<T, R = T>(this: AsyncIterableX<T>, accumulator: (previousValue: R, currentValue: T, currentIndex: number) => R, seed?: never[]): AsyncIterableX<R>;
export declare function scanRightProto<T, R = T>(this: AsyncIterableX<T>, accumulator: (previousValue: R, currentValue: T, currentIndex: number) => R, seed?: R): AsyncIterableX<R>;
declare module '../../asynciterable/asynciterablex' {
    interface AsyncIterableX<T> {
        scanRight: typeof scanRightProto;
    }
}