import type { Fn, Option, Result } from '../../../mod.js';
import type { Either } from './interface.js';
import { right_tag } from '../../Constant/mod.js';
export interface Right<T> extends Either<never, T> {
    readonly _tag: typeof right_tag;
    readonly value: T;
}
export declare class right<T> implements Right<T> {
    readonly _tag: typeof right_tag;
    readonly value: T;
    get is_left(): false;
    get is_right(): true;
    constructor(right: T);
    unwrap(): T;
    unwrap_left(): never;
    unwrap_right(): T;
    unwrap_lor<O>(or: O): O;
    unwrap_ror<O>(_or: O): T;
    exchange(): Either<T, never>;
    right_do(callback: (val: T) => void): void;
    left_do(): void;
    match(_left: Fn<never, void>, right: Fn<T, void>): void;
    into<R extends 'option' | 'result'>(flag: R): R extends 'option' ? Option<never> | Option<R> : R extends 'result' ? Result<never, R> : never;
    as<R extends 'boolean'>(flag: R): R extends 'boolean' ? boolean : never;
}
export declare function Right<T>(val: T): Right<T>;
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