import type { Result } from './result.js';
type MapOr = {
    <Res extends Result.Any, T extends Result.OkType<Res>>(defaultValue: T, mapOkFn: (value: T) => T, result: Res): T;
    <Res extends Result.Any, T extends Result.OkType<Res>>(defaultValue: T, mapOkFn: (value: T) => T): (result: Res) => T;
    <Res extends Result.Any, T extends Result.OkType<Res>>(defaultValue: T): {
        <Res extends Result.Any, T extends Result.OkType<Res>>(mapOkFn: (value: T) => T): (result: Res) => T;
        <Res extends Result.Any, T extends Result.OkType<Res>>(mapOkFn: (value: T) => T, result: Res): T;
    };
};
/**
 * Returns the provided default (if `Err`), or applies a function to the contained value (if `Ok`),
 *
 * Arguments passed to `mapOr` are eagerly evaluated; if you are passing the result of a function call, it is
 * recommended to use `mapOrElse`, which is lazily evaluated.
 *
 * @tags result, transform, transform-result, right-biased, unwrap
 */
export declare const mapOr: MapOr;
export {};