import type { Resolvable } from './common-types';
export declare type MappingFunction = <T, U>(a: T[], fn: (v: T) => Resolvable<U>) => Promise<Array<U | Error>>;
export declare const settleMapSeries: MappingFunction;
export declare const getMappingFn: (headers?: {
    [key: string]: string | string[] | undefined;
    prefer?: string | string[] | undefined;
} | undefined) => MappingFunction;