export declare function pmapNull<A, T>(list: Array<A>, fn: (a: A) => Promise<T>): Promise<{
    k: A;
    v: Awaited<T>;
}[]>;
export declare function pmap<A, T>(list: Array<A>, fn: (a: A) => Promise<T | null | undefined>): Promise<{
    k: A;
    v: Awaited<T> | null | undefined;
}[]>;
export declare function pmapNullVO<A, T>(list: Array<A>, fn: (a: A) => Promise<T>): Promise<Awaited<T>[]>;
export declare function pmapVO<A, T>(list: Array<A>, fn: (a: A) => Promise<T | null | undefined>): Promise<NonNullable<Awaited<T>>[]>;