import type { Result } from '../result/result.js';
import type { Option } from './option.js';
type OkOrElse = {
    <Opt extends Option.Any, E>(orElseFn: () => E): (option: Opt) => Result<Option.Type<Opt>, E>;
    <Opt extends Option.Any, E>(orElseFn: () => E, option: Opt): Result<Option.Type<Opt>, E>;
};
/**
 * Transforms an `Option` to a `Result`. A `Some(v)` becomes `Ok(v)` and `None` becomes `Err` using the provided
 * function.
 *
 * @tags option, transform, result
 * @see https://doc.rust-lang.org/std/option/enum.Option.html#method.ok_or_else
 */
export declare const okOrElse: OkOrElse;
export {};