import { AnyPlainObject } from './is-plain-object';
declare type LooseMapper = readonly [((value: any) => any) | LooseMapper] | {
    [key: string]: ((value: any) => any) | LooseMapper;
};
declare type CastAsLooseMapper<T> = T extends LooseMapper ? T : never;
export declare type MappedTree<T, Tr> = Tr extends LooseMapper ? T extends readonly any[] ? {
    [K in keyof T]: Tr[0] extends (value: any) => infer R ? R : MappedTree<T[K], CastAsLooseMapper<Tr[0]>>;
} : T extends AnyPlainObject ? {
    [K in keyof T]: K extends keyof Tr ? (Tr[K] extends (value: any) => infer R ? R : MappedTree<T[K], CastAsLooseMapper<Tr[K]>>) : T[K];
} : T : never;
export declare type Mapper<T> = T extends ReadonlyArray<infer X> ? readonly [((value: X) => any) | Mapper<X>] : T extends AnyPlainObject ? {
    [K in keyof T]?: ((value: T[K]) => any) | Mapper<T[K]>;
} : never;
export declare function directDeepMap<T, Tr extends Mapper<T>>(tree: T, deepMapper: Tr): MappedTree<T, Tr>;
export {};