import * as O from 'fp-ts/lib/Option';
import * as E from 'fp-ts/lib/Either';
import { Maybe } from './Maybe';
import { Result } from './Result';
export declare const optionToMaybe: <A>(o: O.Option<A>) => Maybe<A>;
export declare const eitherToMaybe: <E, A>(e: E.Either<E, A>) => Maybe<A>;
export declare const eitherToResult: <E, A>(e: E.Either<E, A>) => Result<E, A>;