import type { Result } from './result.js';
type OrElse = {
    <Res extends Result.Any>(mapFn: (err: Result.ErrType<Res>) => Res): (result: Res) => Res;
    <Res extends Result.Any>(mapFn: (err: Result.ErrType<Res>) => Res, result: Res): Res;
};
/**
 * Like the `||` operator, but applied to `Result` types with an `() => Ok`.
 * @tags result, transform, transform-result, recover, errors, left-biased
 * @see https://doc.rust-lang.org/core/result/enum.Result.html#method.or_else
 */
export declare const orElse: OrElse;
export {};