/**
 * The error monad transformer. It can be used to add error handling to other monads.
 *
 * The `of` function yields a successful computation, while `chain` sequences two subcomputations, failing on the first error.
 *
 * @since 2.0.0
 */
import { ApplicativeComposition12, ApplicativeComposition22, ApplicativeCompositionHKT2 } from './Applicative.js';
import { Apply, Apply1, Apply2, Apply2C, Apply3, Apply3C } from './Apply.js';
import { Chain, Chain1, Chain2, Chain2C, Chain3, Chain3C } from './Chain.js';
import * as E from './Either.js';
import { LazyArg } from './function.js';
import { Functor, Functor1, Functor2, Functor2C, Functor3, Functor3C } from './Functor.js';
import { HKT, Kind, Kind2, Kind3, URIS, URIS2, URIS3 } from './HKT.js';
import { Monad, Monad1, Monad2, Monad2C, Monad3, Monad3C } from './Monad.js';
import { Pointed, Pointed1, Pointed2, Pointed2C, Pointed3, Pointed3C } from './Pointed.js';
import { Semigroup } from './Semigroup.js';
type Either<L, R> = E.Either<L, R>;
/**
 * @since 2.10.0
 */
export declare function right<F extends URIS3>(F: Pointed3<F>): <A, R, FE, E = never>(a: A) => Kind3<F, R, FE, Either<E, A>>;
export declare function right<F extends URIS3, FE>(F: Pointed3C<F, FE>): <A, R, E = never>(a: A) => Kind3<F, R, FE, Either<E, A>>;
export declare function right<F extends URIS2>(F: Pointed2<F>): <A, FE, E = never>(a: A) => Kind2<F, FE, Either<E, A>>;
export declare function right<F extends URIS2, FE>(F: Pointed2C<F, FE>): <A, E = never>(a: A) => Kind2<F, FE, Either<E, A>>;
export declare function right<F extends URIS>(F: Pointed1<F>): <A, E = never>(a: A) => Kind<F, Either<E, A>>;
export declare function right<F>(F: Pointed<F>): <A, E = never>(a: A) => HKT<F, Either<E, A>>;
/**
 * @since 2.10.0
 */
export declare function left<F extends URIS3>(F: Pointed3<F>): <E, R, FE, A = never>(e: E) => Kind3<F, R, FE, Either<E, A>>;
export declare function left<F extends URIS3, FE>(F: Pointed3C<F, FE>): <E, R, A = never>(e: E) => Kind3<F, R, FE, Either<E, A>>;
export declare function left<F extends URIS2>(F: Pointed2<F>): <E, FE, A = never>(e: E) => Kind2<F, FE, Either<E, A>>;
export declare function left<F extends URIS2, FE>(F: Pointed2C<F, FE>): <E, A = never>(e: E) => Kind2<F, FE, Either<E, A>>;
export declare function left<F extends URIS>(F: Pointed1<F>): <E, A = never>(e: E) => Kind<F, Either<E, A>>;
export declare function left<F>(F: Pointed<F>): <E, A = never>(e: E) => HKT<F, Either<E, A>>;
/**
 * @since 2.10.0
 */
export declare function rightF<F extends URIS3>(F: Functor3<F>): <R, FE, A, E = never>(fa: Kind3<F, R, FE, A>) => Kind3<F, R, FE, Either<E, A>>;
export declare function rightF<F extends URIS3, FE>(F: Functor3C<F, FE>): <R, A, E = never>(fa: Kind3<F, R, FE, A>) => Kind3<F, R, FE, Either<E, A>>;
export declare function rightF<F extends URIS2>(F: Functor2<F>): <FE, A, E = never>(fa: Kind2<F, FE, A>) => Kind2<F, FE, Either<E, A>>;
export declare function rightF<F extends URIS2, FE>(F: Functor2C<F, FE>): <A, E = never>(fa: Kind2<F, FE, A>) => Kind2<F, FE, Either<E, A>>;
export declare function rightF<F extends URIS>(F: Functor1<F>): <A, E = never>(fa: Kind<F, A>) => Kind<F, Either<E, A>>;
export declare function rightF<F>(F: Functor<F>): <A, E = never>(fa: HKT<F, A>) => HKT<F, Either<E, A>>;
/**
 * @since 2.10.0
 */
export declare function leftF<F extends URIS3>(F: Functor3<F>): <R, FE, E, A = never>(fe: Kind3<F, R, FE, E>) => Kind3<F, R, FE, Either<E, A>>;
export declare function leftF<F extends URIS3, FE>(F: Functor3C<F, FE>): <R, E, A = never>(fe: Kind3<F, R, FE, E>) => Kind3<F, R, FE, Either<E, A>>;
export declare function leftF<F extends URIS2>(F: Functor2<F>): <FE, E, A = never>(fe: Kind2<F, FE, E>) => Kind2<F, FE, Either<E, A>>;
export declare function leftF<F extends URIS2, FE>(F: Functor2C<F, FE>): <E, A = never>(fe: Kind2<F, FE, E>) => Kind2<F, FE, Either<E, A>>;
export declare function leftF<F extends URIS>(F: Functor1<F>): <E, A = never>(fe: Kind<F, E>) => Kind<F, Either<E, A>>;
export declare function leftF<F>(F: Functor<F>): <E, A = never>(fe: HKT<F, E>) => HKT<F, Either<E, A>>;
/**
 * @since 2.12.0
 */
export declare function fromNullable<F extends URIS3>(F: Pointed3<F>): <E>(e: E) => <A, S, R>(a: A) => Kind3<F, S, R, Either<E, NonNullable<A>>>;
export declare function fromNullable<F extends URIS3, R>(F: Pointed3C<F, R>): <E>(e: E) => <A, S>(a: A) => Kind3<F, S, R, Either<E, NonNullable<A>>>;
export declare function fromNullable<F extends URIS2>(F: Pointed2<F>): <E>(e: E) => <A, R>(a: A) => Kind2<F, R, Either<E, NonNullable<A>>>;
export declare function fromNullable<F extends URIS2, R>(F: Pointed2C<F, R>): <E>(e: E) => <A>(a: A) => Kind2<F, R, Either<E, NonNullable<A>>>;
export declare function fromNullable<F extends URIS>(F: Pointed1<F>): <E>(e: E) => <A>(a: A) => Kind<F, Either<E, NonNullable<A>>>;
export declare function fromNullable<F>(F: Pointed<F>): <E>(e: E) => <A>(a: A) => HKT<F, Either<E, NonNullable<A>>>;
/**
 * @since 2.12.0
 */
export declare function fromNullableK<F extends URIS3>(F: Pointed3<F>): <E>(e: E) => <A extends ReadonlyArray<unknown>, B>(f: (...a: A) => B | null | undefined) => <S, R>(...a: A) => Kind3<F, S, R, Either<E, NonNullable<B>>>;
export declare function fromNullableK<F extends URIS3, R>(F: Pointed3C<F, R>): <E>(e: E) => <A extends ReadonlyArray<unknown>, B>(f: (...a: A) => B | null | undefined) => <S>(...a: A) => Kind3<F, S, R, Either<E, NonNullable<B>>>;
export declare function fromNullableK<F extends URIS2>(F: Pointed2<F>): <E>(e: E) => <A extends ReadonlyArray<unknown>, B>(f: (...a: A) => B | null | undefined) => <R>(...a: A) => Kind2<F, R, Either<E, NonNullable<B>>>;
export declare function fromNullableK<F extends URIS2, R>(F: Pointed2C<F, R>): <E>(e: E) => <A extends ReadonlyArray<unknown>, B>(f: (...a: A) => B | null | undefined) => (...a: A) => Kind2<F, R, Either<E, NonNullable<B>>>;
export declare function fromNullableK<F extends URIS>(F: Pointed1<F>): <E>(e: E) => <A extends ReadonlyArray<unknown>, B>(f: (...a: A) => B | null | undefined) => (...a: A) => Kind<F, Either<E, NonNullable<B>>>;
export declare function fromNullableK<F>(F: Pointed<F>): <E>(e: E) => <A extends ReadonlyArray<unknown>, B>(f: (...a: A) => B | null | undefined) => (...a: A) => HKT<F, Either<E, NonNullable<B>>>;
/**
 * @since 2.12.0
 */
export declare function chainNullableK<M extends URIS3>(M: Monad3<M>): <E>(e: E) => <A, B>(f: (a: A) => B | null | undefined) => <S, R>(ma: Kind3<M, S, R, Either<E, A>>) => Kind3<M, S, R, Either<E, NonNullable<B>>>;
export declare function chainNullableK<M extends URIS3, R>(M: Monad3C<M, R>): <E>(e: E) => <A, B>(f: (a: A) => B | null | undefined) => <S>(ma: Kind3<M, S, R, Either<E, A>>) => Kind3<M, S, R, Either<E, NonNullable<B>>>;
export declare function chainNullableK<M extends URIS2>(M: Monad2<M>): <E>(e: E) => <A, B>(f: (a: A) => B | null | undefined) => <R>(ma: Kind2<M, R, Either<E, A>>) => Kind2<M, R, Either<E, NonNullable<B>>>;
export declare function chainNullableK<M extends URIS2, T>(M: Monad2C<M, T>): <E>(e: E) => <A, B>(f: (a: A) => B | null | undefined) => (ma: Kind2<M, T, Either<E, A>>) => Kind2<M, T, Either<E, NonNullable<B>>>;
export declare function chainNullableK<M extends URIS>(M: Monad1<M>): <E>(e: E) => <A, B>(f: (a: A) => B | null | undefined) => (ma: Kind<M, Either<E, A>>) => Kind<M, Either<E, NonNullable<B>>>;
export declare function chainNullableK<M>(M: Monad<M>): <E>(e: E) => <A, B>(f: (a: A) => B | null | undefined) => (ma: HKT<M, Either<E, A>>) => HKT<M, Either<E, NonNullable<B>>>;
/**
 * @since 2.10.0
 */
export declare function map<F extends URIS3>(F: Functor3<F>): <A, B>(f: (a: A) => B) => <R, FE, E>(fa: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<E, B>>;
export declare function map<F extends URIS3, FE>(F: Functor3C<F, FE>): <A, B>(f: (a: A) => B) => <R, E>(fa: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<E, B>>;
export declare function map<F extends URIS2>(F: Functor2<F>): <A, B>(f: (a: A) => B) => <FE, E>(fa: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<E, B>>;
export declare function map<F extends URIS2, FE>(F: Functor2C<F, FE>): <A, B>(f: (a: A) => B) => <E>(fa: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<E, B>>;
export declare function map<F extends URIS>(F: Functor1<F>): <A, B>(f: (a: A) => B) => <E>(fa: Kind<F, Either<E, A>>) => Kind<F, Either<E, B>>;
export declare function map<F>(F: Functor<F>): <A, B>(f: (a: A) => B) => <E>(fa: HKT<F, Either<E, A>>) => HKT<F, Either<E, B>>;
/**
 * @since 2.10.0
 */
export declare function ap<F extends URIS3>(F: Apply3<F>): <R, FE, E, A>(fa: Kind3<F, R, FE, Either<E, A>>) => <B>(fab: Kind3<F, R, FE, Either<E, (a: A) => B>>) => Kind3<F, R, FE, Either<E, B>>;
export declare function ap<F extends URIS3, FE>(F: Apply3C<F, FE>): <R, E, A>(fa: Kind3<F, R, FE, Either<E, A>>) => <B>(fab: Kind3<F, R, FE, Either<E, (a: A) => B>>) => Kind3<F, R, FE, Either<E, B>>;
export declare function ap<F extends URIS2>(F: Apply2<F>): <FE, E, A>(fa: Kind2<F, FE, Either<E, A>>) => <B>(fab: Kind2<F, FE, Either<E, (a: A) => B>>) => Kind2<F, FE, Either<E, B>>;
export declare function ap<F extends URIS2, FE>(F: Apply2C<F, FE>): <E, A>(fa: Kind2<F, FE, Either<E, A>>) => <B>(fab: Kind2<F, FE, Either<E, (a: A) => B>>) => Kind2<F, FE, Either<E, B>>;
export declare function ap<F extends URIS>(F: Apply1<F>): <E, A>(fa: Kind<F, Either<E, A>>) => <B>(fab: Kind<F, Either<E, (a: A) => B>>) => Kind<F, Either<E, B>>;
export declare function ap<F>(F: Apply<F>): <E, A>(fa: HKT<F, Either<E, A>>) => <B>(fab: HKT<F, Either<E, (a: A) => B>>) => HKT<F, Either<E, B>>;
/**
 * @since 2.10.0
 */
export declare function chain<M extends URIS3>(M: Monad3<M>): <A, R, ME, E, B>(f: (a: A) => Kind3<M, R, ME, Either<E, B>>) => (ma: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, B>>;
export declare function chain<M extends URIS3, ME>(M: Monad3C<M, ME>): <A, R, E, B>(f: (a: A) => Kind3<M, R, ME, Either<E, B>>) => (ma: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, B>>;
export declare function chain<M extends URIS2>(M: Monad2<M>): <A, ME, E, B>(f: (a: A) => Kind2<M, ME, Either<E, B>>) => (ma: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, B>>;
export declare function chain<M extends URIS2, ME>(M: Monad2C<M, ME>): <A, E, B>(f: (a: A) => Kind2<M, ME, Either<E, B>>) => (ma: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, B>>;
export declare function chain<M extends URIS>(M: Monad1<M>): <A, E, B>(f: (a: A) => Kind<M, Either<E, B>>) => (ma: Kind<M, Either<E, A>>) => Kind<M, Either<E, B>>;
export declare function chain<M>(M: Monad<M>): <A, E, B>(f: (a: A) => HKT<M, Either<E, B>>) => (ma: HKT<M, Either<E, A>>) => HKT<M, Either<E, B>>;
/**
 * @since 2.10.0
 */
export declare function alt<M extends URIS3>(M: Monad3<M>): <R, ME, E, A>(second: LazyArg<Kind3<M, R, ME, Either<E, A>>>) => (first: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, A>>;
export declare function alt<M extends URIS3, ME>(M: Monad3C<M, ME>): <R, E, A>(second: LazyArg<Kind3<M, R, ME, Either<E, A>>>) => (first: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, A>>;
export declare function alt<M extends URIS2>(M: Monad2<M>): <ME, E, A>(second: LazyArg<Kind2<M, ME, Either<E, A>>>) => (first: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, A>>;
export declare function alt<M extends URIS2, ME>(M: Monad2C<M, ME>): <E, A>(second: LazyArg<Kind2<M, ME, Either<E, A>>>) => (first: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, A>>;
export declare function alt<M extends URIS>(M: Monad1<M>): <E, A>(second: LazyArg<Kind<M, Either<E, A>>>) => (first: Kind<M, Either<E, A>>) => Kind<M, Either<E, A>>;
export declare function alt<M>(M: Monad<M>): <E, A>(second: LazyArg<HKT<M, Either<E, A>>>) => (first: HKT<M, Either<E, A>>) => HKT<M, Either<E, A>>;
/**
 * @since 2.10.0
 */
export declare function bimap<F extends URIS3>(F: Functor3<F>): <E, G, A, B>(f: (e: E) => G, g: (a: A) => B) => <R, FE>(self: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<G, B>>;
export declare function bimap<F extends URIS3, FE>(F: Functor3C<F, FE>): <E, G, A, B>(f: (e: E) => G, g: (a: A) => B) => <R>(self: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<G, B>>;
export declare function bimap<F extends URIS2>(F: Functor2<F>): <E, G, A, B>(f: (e: E) => G, g: (a: A) => B) => <FE>(self: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<G, B>>;
export declare function bimap<F extends URIS2, FE>(F: Functor2C<F, FE>): <E, G, A, B>(f: (e: E) => G, g: (a: A) => B) => (self: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<G, B>>;
export declare function bimap<F extends URIS>(F: Functor1<F>): <E, G, A, B>(f: (e: E) => G, g: (a: A) => B) => (self: Kind<F, Either<E, A>>) => Kind<F, Either<G, B>>;
export declare function bimap<F>(F: Functor<F>): <E, G, A, B>(f: (e: E) => G, g: (a: A) => B) => (self: HKT<F, Either<E, A>>) => HKT<F, Either<G, B>>;
/**
 * @since 2.10.0
 */
export declare function mapLeft<F extends URIS3>(F: Functor3<F>): <E, G>(f: (e: E) => G) => <R, FE, A>(self: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<G, A>>;
export declare function mapLeft<F extends URIS3, FE>(F: Functor3C<F, FE>): <E, G>(f: (e: E) => G) => <R, A>(self: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<G, A>>;
export declare function mapLeft<F extends URIS2>(F: Functor2<F>): <E, G>(f: (e: E) => G) => <FE, A>(self: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<G, A>>;
export declare function mapLeft<F extends URIS2, FE>(F: Functor2C<F, FE>): <E, G>(f: (e: E) => G) => <A>(self: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<G, A>>;
export declare function mapLeft<F extends URIS>(F: Functor1<F>): <E, G>(f: (e: E) => G) => <A>(self: Kind<F, Either<E, A>>) => Kind<F, Either<G, A>>;
export declare function mapLeft<F>(F: Functor<F>): <E, G>(f: (e: E) => G) => <A>(self: HKT<F, Either<E, A>>) => HKT<F, Either<G, A>>;
/**
 * @category error handling
 * @since 2.10.0
 */
export declare function altValidation<M extends URIS3, E>(M: Monad3<M>, S: Semigroup<E>): <R, ME, A>(second: LazyArg<Kind3<M, R, ME, Either<E, A>>>) => (first: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, A>>;
export declare function altValidation<M extends URIS3, ME, E>(M: Monad3C<M, ME>, S: Semigroup<E>): <R, A>(second: LazyArg<Kind3<M, R, ME, Either<E, A>>>) => (first: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, A>>;
export declare function altValidation<M extends URIS2, E>(M: Monad2<M>, S: Semigroup<E>): <ME, A>(second: LazyArg<Kind2<M, ME, Either<E, A>>>) => (first: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, A>>;
export declare function altValidation<M extends URIS2, ME, E>(M: Monad2C<M, ME>, S: Semigroup<E>): <A>(second: LazyArg<Kind2<M, ME, Either<E, A>>>) => (first: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, A>>;
export declare function altValidation<M extends URIS, E>(M: Monad1<M>, S: Semigroup<E>): <A>(second: LazyArg<Kind<M, Either<E, A>>>) => (first: Kind<M, Either<E, A>>) => Kind<M, Either<E, A>>;
export declare function altValidation<M, E>(M: Monad<M>, S: Semigroup<E>): <A>(second: LazyArg<HKT<M, Either<E, A>>>) => (first: HKT<M, Either<E, A>>) => HKT<M, Either<E, A>>;
/**
 * @category pattern matching
 * @since 2.11.0
 */
export declare function match<F extends URIS3>(F: Functor3<F>): <E, B, A>(onLeft: (e: E) => B, onRight: (a: A) => B) => <R, ME>(ma: Kind3<F, R, ME, Either<E, A>>) => Kind3<F, R, ME, B>;
export declare function match<F extends URIS3, FE>(F: Functor3C<F, FE>): <E, B, A>(onLeft: (e: E) => B, onRight: (a: A) => B) => <R>(ma: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, B>;
export declare function match<F extends URIS2>(F: Functor2<F>): <E, B, A>(onLeft: (e: E) => B, onRight: (a: A) => B) => <FE>(ma: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, B>;
export declare function match<F extends URIS2, FE>(F: Functor2C<F, FE>): <E, B, A>(onLeft: (e: E) => B, onRight: (a: A) => B) => (ma: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, B>;
export declare function match<F extends URIS>(F: Functor1<F>): <E, B, A>(onLeft: (e: E) => B, onRight: (a: A) => B) => (ma: Kind<F, Either<E, A>>) => Kind<F, B>;
export declare function match<F>(F: Functor<F>): <E, B, A>(onLeft: (e: E) => B, onRight: (a: A) => B) => (ma: HKT<F, Either<E, A>>) => HKT<F, B>;
/**
 * @since 2.10.0
 */
export declare function matchE<M extends URIS3>(M: Chain3<M>): <E, R, FE, B, A>(onLeft: (e: E) => Kind3<M, R, FE, B>, onRight: (a: A) => Kind3<M, R, FE, B>) => (ma: Kind3<M, R, FE, Either<E, A>>) => Kind3<M, R, FE, B>;
export declare function matchE<M extends URIS3, FE>(M: Chain3C<M, FE>): <E, R, B, A>(onLeft: (e: E) => Kind3<M, R, FE, B>, onRight: (a: A) => Kind3<M, R, FE, B>) => (ma: Kind3<M, R, FE, Either<E, A>>) => Kind3<M, R, FE, B>;
export declare function matchE<M extends URIS2>(M: Chain2<M>): <E, FE, B, A>(onLeft: (e: E) => Kind2<M, FE, B>, onRight: (a: A) => Kind2<M, FE, B>) => (ma: Kind2<M, FE, Either<E, A>>) => Kind2<M, FE, B>;
export declare function matchE<M extends URIS2, FE>(M: Chain2C<M, FE>): <E, B, A>(onLeft: (e: E) => Kind2<M, FE, B>, onRight: (a: A) => Kind2<M, FE, B>) => (ma: Kind2<M, FE, Either<E, A>>) => Kind2<M, FE, B>;
export declare function matchE<M extends URIS>(M: Chain1<M>): <E, B, A>(onLeft: (e: E) => Kind<M, B>, onRight: (a: A) => Kind<M, B>) => (ma: Kind<M, Either<E, A>>) => Kind<M, B>;
export declare function matchE<M>(M: Chain<M>): <E, B, A>(onLeft: (e: E) => HKT<M, B>, onRight: (a: A) => HKT<M, B>) => (ma: HKT<M, Either<E, A>>) => HKT<M, B>;
/**
 * @since 2.10.0
 */
export declare function getOrElse<M extends URIS3>(M: Monad3<M>): <E, R, ME, A>(onLeft: (e: E) => Kind3<M, R, ME, A>) => (ma: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, A>;
export declare function getOrElse<M extends URIS3, ME>(M: Monad3C<M, ME>): <E, R, A>(onLeft: (e: E) => Kind3<M, R, ME, A>) => (ma: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, A>;
export declare function getOrElse<M extends URIS2>(M: Monad2<M>): <E, ME, A>(onLeft: (e: E) => Kind2<M, ME, A>) => (ma: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, A>;
export declare function getOrElse<M extends URIS2, ME>(M: Monad2C<M, ME>): <E, A>(onLeft: (e: E) => Kind2<M, ME, A>) => (ma: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, A>;
export declare function getOrElse<M extends URIS>(M: Monad1<M>): <E, A>(onLeft: (e: E) => Kind<M, A>) => (ma: Kind<M, Either<E, A>>) => Kind<M, A>;
export declare function getOrElse<M>(M: Monad<M>): <E, A>(onLeft: (e: E) => HKT<M, A>) => (ma: HKT<M, Either<E, A>>) => HKT<M, A>;
/**
 * @since 2.10.0
 */
export declare function orElse<M extends URIS3>(M: Monad3<M>): <E1, R, ME, E2, A>(onLeft: (e: E1) => Kind3<M, R, ME, Either<E2, A>>) => (ma: Kind3<M, R, ME, Either<E1, A>>) => Kind3<M, R, ME, Either<E2, A>>;
export declare function orElse<M extends URIS3, ME>(M: Monad3C<M, ME>): <E1, R, E2, A>(onLeft: (e: E1) => Kind3<M, R, ME, Either<E2, A>>) => (ma: Kind3<M, R, ME, Either<E1, A>>) => Kind3<M, R, ME, Either<E2, A>>;
export declare function orElse<M extends URIS2>(M: Monad2<M>): <E1, ME, E2, A>(onLeft: (e: E1) => Kind2<M, ME, Either<E2, A>>) => (ma: Kind2<M, ME, Either<E1, A>>) => Kind2<M, ME, Either<E2, A>>;
export declare function orElse<M extends URIS2, ME>(M: Monad2C<M, ME>): <E1, E2, A>(onLeft: (e: E1) => Kind2<M, ME, Either<E2, A>>) => (ma: Kind2<M, ME, Either<E1, A>>) => Kind2<M, ME, Either<E2, A>>;
export declare function orElse<M extends URIS>(M: Monad1<M>): <E1, E2, A>(onLeft: (e: E1) => Kind<M, Either<E2, A>>) => (ma: Kind<M, Either<E1, A>>) => Kind<M, Either<E2, A>>;
export declare function orElse<M>(M: Monad<M>): <E1, E2, A>(onLeft: (e: E1) => HKT<M, Either<E2, A>>) => (ma: HKT<M, Either<E1, A>>) => HKT<M, Either<E2, A>>;
/**
 * @category error handling
 * @since 2.11.0
 */
export declare function orElseFirst<M extends URIS3>(M: Monad3<M>): <E, R, ME, B>(onLeft: (e: E) => Kind3<M, R, ME, Either<E, B>>) => <A>(ma: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, A>>;
export declare function orElseFirst<M extends URIS3, ME>(M: Monad3C<M, ME>): <E, R, B>(onLeft: (e: E) => Kind3<M, R, ME, Either<E, B>>) => <A>(ma: Kind3<M, R, ME, Either<E, A>>) => Kind3<M, R, ME, Either<E, A>>;
export declare function orElseFirst<M extends URIS2>(M: Monad2<M>): <E, ME, B>(onLeft: (e: E) => Kind2<M, ME, Either<E, B>>) => <A>(ma: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, A>>;
export declare function orElseFirst<M extends URIS2, ME>(M: Monad2C<M, ME>): <E, B>(onLeft: (e: E) => Kind2<M, ME, Either<E, B>>) => <A>(ma: Kind2<M, ME, Either<E, A>>) => Kind2<M, ME, Either<E, A>>;
export declare function orElseFirst<M extends URIS>(M: Monad1<M>): <E, B>(onLeft: (e: E) => Kind<M, Either<E, B>>) => <A>(ma: Kind<M, Either<E, A>>) => Kind<M, Either<E, A>>;
export declare function orElseFirst<M>(M: Monad<M>): <E, B>(onLeft: (e: E) => HKT<M, Either<E, B>>) => <A>(ma: HKT<M, Either<E, A>>) => HKT<M, Either<E, A>>;
/**
 * @category error handling
 * @since 2.11.0
 */
export declare function orLeft<M extends URIS3>(M: Monad3<M>): <E1, R, ME, E2>(onLeft: (e: E1) => Kind3<M, R, ME, E2>) => <A>(fa: Kind3<M, R, ME, Either<E1, A>>) => Kind3<M, R, ME, Either<E2, A>>;
export declare function orLeft<M extends URIS3, ME>(M: Monad3C<M, ME>): <E1, R, E2>(onLeft: (e: E1) => Kind3<M, R, ME, E2>) => <A>(fa: Kind3<M, R, ME, Either<E1, A>>) => Kind3<M, R, ME, Either<E2, A>>;
export declare function orLeft<M extends URIS2>(M: Monad2<M>): <E1, ME, E2>(onLeft: (e: E1) => Kind2<M, ME, E2>) => <A>(fa: Kind2<M, ME, Either<E1, A>>) => Kind2<M, ME, Either<E2, A>>;
export declare function orLeft<M extends URIS2, ME>(M: Monad2C<M, ME>): <E1, E2>(onLeft: (e: E1) => Kind2<M, ME, E2>) => <A>(fa: Kind2<M, ME, Either<E1, A>>) => Kind2<M, ME, Either<E2, A>>;
export declare function orLeft<M extends URIS>(M: Monad1<M>): <E1, E2>(onLeft: (e: E1) => Kind<M, E2>) => <A>(fa: Kind<M, Either<E1, A>>) => Kind<M, Either<E2, A>>;
export declare function orLeft<M>(M: Monad<M>): <E1, E2>(onLeft: (e: E1) => HKT<M, E2>) => <A>(fa: HKT<M, Either<E1, A>>) => HKT<M, Either<E2, A>>;
/**
 * @since 2.10.0
 */
export declare function swap<F extends URIS3>(F: Functor3<F>): <R, FE, E, A>(ma: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<A, E>>;
export declare function swap<F extends URIS3, FE>(F: Functor3C<F, FE>): <R, E, A>(ma: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, Either<A, E>>;
export declare function swap<F extends URIS2>(F: Functor2<F>): <FE, E, A>(ma: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<A, E>>;
export declare function swap<F extends URIS2, FE>(F: Functor2C<F, FE>): <E, A>(ma: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, Either<A, E>>;
export declare function swap<F extends URIS>(F: Functor1<F>): <E, A>(ma: Kind<F, Either<E, A>>) => Kind<F, Either<A, E>>;
export declare function swap<F>(F: Functor<F>): <E, A>(ma: HKT<F, Either<E, A>>) => HKT<F, Either<A, E>>;
/**
 * @since 2.10.0
 */
export declare function toUnion<F extends URIS3>(F: Functor3<F>): <R, FE, E, A>(fa: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, E | A>;
export declare function toUnion<F extends URIS3, FE>(F: Functor3C<F, FE>): <R, E, A>(fa: Kind3<F, R, FE, Either<E, A>>) => Kind3<F, R, FE, E | A>;
export declare function toUnion<F extends URIS2>(F: Functor2<F>): <FE, E, A>(fa: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, E | A>;
export declare function toUnion<F extends URIS2, FE>(F: Functor2C<F, FE>): <E, A>(fa: Kind2<F, FE, Either<E, A>>) => Kind2<F, FE, E | A>;
export declare function toUnion<F extends URIS>(F: Functor1<F>): <E, A>(fa: Kind<F, Either<E, A>>) => Kind<F, E | A>;
export declare function toUnion<F>(F: Functor<F>): <E, A>(fa: HKT<F, Either<E, A>>) => HKT<F, E | A>;
type URI = E.URI;
/**
 * @category zone of death
 * @since 2.0.0
 * @deprecated
 */
export interface EitherT<M, E, A> extends HKT<M, Either<E, A>> {
}
/**
 * @category zone of death
 * @since 2.0.0
 * @deprecated
 */
export interface EitherM<M> extends ApplicativeCompositionHKT2<M, URI> {
    readonly chain: <E, A, B>(ma: EitherT<M, E, A>, f: (a: A) => EitherT<M, E, B>) => EitherT<M, E, B>;
    readonly alt: <E, A>(fa: EitherT<M, E, A>, that: LazyArg<EitherT<M, E, A>>) => EitherT<M, E, A>;
    readonly bimap: <E, A, N, B>(ma: EitherT<M, E, A>, f: (e: E) => N, g: (a: A) => B) => EitherT<M, N, B>;
    readonly mapLeft: <E, A, N>(ma: EitherT<M, E, A>, f: (e: E) => N) => EitherT<M, N, A>;
    readonly fold: <E, A, R>(ma: EitherT<M, E, A>, onLeft: (e: E) => HKT<M, R>, onRight: (a: A) => HKT<M, R>) => HKT<M, R>;
    readonly getOrElse: <E, A>(ma: EitherT<M, E, A>, onLeft: (e: E) => HKT<M, A>) => HKT<M, A>;
    readonly orElse: <E, A, N>(ma: EitherT<M, E, A>, onLeft: (e: E) => EitherT<M, N, A>) => EitherT<M, N, A>;
    readonly swap: <E, A>(ma: EitherT<M, E, A>) => EitherT<M, A, E>;
    readonly rightM: <E, A>(ma: HKT<M, A>) => EitherT<M, E, A>;
    readonly leftM: <E, A>(me: HKT<M, E>) => EitherT<M, E, A>;
    readonly left: <E, A>(e: E) => EitherT<M, E, A>;
}
/**
 * @category zone of death
 * @since 2.0.0
 * @deprecated
 */
export type EitherT1<M extends URIS, E, A> = Kind<M, Either<E, A>>;
/**
 * @category zone of death
 * @since 2.0.0
 * @deprecated
 */
export interface EitherM1<M extends URIS> extends ApplicativeComposition12<M, URI> {
    readonly chain: <E, A, B>(ma: EitherT1<M, E, A>, f: (a: A) => EitherT1<M, E, B>) => EitherT1<M, E, B>;
    readonly alt: <E, A>(fa: EitherT1<M, E, A>, that: LazyArg<EitherT1<M, E, A>>) => EitherT1<M, E, A>;
    readonly bimap: <E, A, N, B>(ma: EitherT1<M, E, A>, f: (e: E) => N, g: (a: A) => B) => EitherT1<M, N, B>;
    readonly mapLeft: <E, A, N>(ma: EitherT1<M, E, A>, f: (e: E) => N) => EitherT1<M, N, A>;
    readonly fold: <E, A, R>(ma: EitherT1<M, E, A>, onLeft: (e: E) => Kind<M, R>, onRight: (a: A) => Kind<M, R>) => Kind<M, R>;
    readonly getOrElse: <E, A>(ma: EitherT1<M, E, A>, onLeft: (e: E) => Kind<M, A>) => Kind<M, A>;
    readonly orElse: <E, A, N>(ma: EitherT1<M, E, A>, onLeft: (e: E) => EitherT1<M, N, A>) => EitherT1<M, N, A>;
    readonly swap: <E, A>(ma: EitherT1<M, E, A>) => EitherT1<M, A, E>;
    readonly rightM: <E, A>(ma: Kind<M, A>) => EitherT1<M, E, A>;
    readonly leftM: <E, A>(me: Kind<M, E>) => EitherT1<M, E, A>;
    readonly left: <E, A>(e: E) => EitherT1<M, E, A>;
}
/**
 * @category zone of death
 * @since 2.0.0
 * @deprecated
 */
export type EitherT2<M extends URIS2, R, E, A> = Kind2<M, R, Either<E, A>>;
/**
 * @category zone of death
 * @since 2.0.0
 * @deprecated
 */
export interface EitherM2<M extends URIS2> extends ApplicativeComposition22<M, URI> {
    readonly chain: <R, E, A, B>(ma: EitherT2<M, R, E, A>, f: (a: A) => EitherT2<M, R, E, B>) => EitherT2<M, R, E, B>;
    readonly alt: <R, E, A>(fa: EitherT2<M, R, E, A>, that: LazyArg<EitherT2<M, R, E, A>>) => EitherT2<M, R, E, A>;
    readonly bimap: <R, E, A, N, B>(ma: EitherT2<M, R, E, A>, f: (e: E) => N, g: (a: A) => B) => EitherT2<M, R, N, B>;
    readonly mapLeft: <R, E, A, N>(ma: EitherT2<M, R, E, A>, f: (e: E) => N) => EitherT2<M, R, N, A>;
    readonly fold: <R, E, A, B>(ma: EitherT2<M, R, E, A>, onLeft: (e: E) => Kind2<M, R, B>, onRight: (a: A) => Kind2<M, R, B>) => Kind2<M, R, B>;
    readonly getOrElse: <R, E, A>(ma: EitherT2<M, R, E, A>, onLeft: (e: E) => Kind2<M, R, A>) => Kind2<M, R, A>;
    readonly orElse: <R, E, A, F>(ma: EitherT2<M, R, E, A>, onLeft: (e: E) => EitherT2<M, R, F, A>) => EitherT2<M, R, F, A>;
    readonly swap: <R, E, A>(ma: EitherT2<M, R, E, A>) => EitherT2<M, R, A, E>;
    readonly rightM: <R, E, A>(ma: Kind2<M, R, A>) => EitherT2<M, R, E, A>;
    readonly leftM: <R, E, A>(me: Kind2<M, R, E>) => EitherT2<M, R, E, A>;
    readonly left: <R, E, A>(e: E) => EitherT2<M, R, E, A>;
}
/**
 * @category zone of death
 * @since 2.0.0
 * @deprecated
 */
export declare function getEitherM<M extends URIS2>(M: Monad2<M>): EitherM2<M>;
/** @deprecated  */
export declare function getEitherM<M extends URIS>(M: Monad1<M>): EitherM1<M>;
/** @deprecated  */
export declare function getEitherM<M>(M: Monad<M>): EitherM<M>;
export {};