/**
 * This module provides utility functions for working with tuples in TypeScript.
 *
 * @since 1.0.0
 */
import * as Equivalence from "@effect/data/Equivalence";
import type { TypeLambda } from "@effect/data/HKT";
import * as order from "@effect/data/Order";
/**
 * @category type lambdas
 * @since 1.0.0
 */
export interface TupleTypeLambda extends TypeLambda {
    readonly type: [this["Out1"], this["Target"]];
}
/**
 * Constructs a new tuple from the provided values.
 *
 * @param elements - The list of elements to create the tuple from.
 *
 * @example
 * import { tuple } from "@effect/data/Tuple"
 *
 * assert.deepStrictEqual(tuple(1, 'hello', true), [1, 'hello', true])
 *
 * @category constructors
 * @since 1.0.0
 */
export declare const tuple: <A extends readonly any[]>(...elements: A) => A;
/**
 * Return the first element of a tuple.
 *
 * @param self - A tuple of length `2`.
 *
 * @example
 * import { getFirst } from "@effect/data/Tuple"
 *
 * assert.deepStrictEqual(getFirst(["hello", 42]), "hello")
 *
 * @category getters
 * @since 1.0.0
 */
export declare const getFirst: <L, R>(self: readonly [L, R]) => L;
/**
 * Return the second element of a tuple.
 *
 * @param self - A tuple of length `2`.
 *
 * @example
 * import { getSecond } from "@effect/data/Tuple"
 *
 * assert.deepStrictEqual(getSecond(["hello", 42]), 42)
 *
 * @category getters
 * @since 1.0.0
 */
export declare const getSecond: <L, R>(self: readonly [L, R]) => R;
/**
 * Transforms both elements of a tuple using the given functions.
 *
 * @param self - A tuple of length `2`.
 * @param f - The function to transform the first element of the tuple.
 * @param g - The function to transform the second element of the tuple.
 *
 * @example
 * import { mapBoth } from "@effect/data/Tuple"
 *
 * assert.deepStrictEqual(
 *   mapBoth(["hello", 42], { onFirst: s => s.toUpperCase(), onSecond: n => n.toString() }),
 *   ["HELLO", "42"]
 * )
 *
 * @category mapping
 * @since 1.0.0
 */
export declare const mapBoth: {
    <L1, L2, R1, R2>(options: {
        readonly onFirst: (e: L1) => L2;
        readonly onSecond: (a: R1) => R2;
    }): (self: readonly [L1, R1]) => [L2, R2];
    <L1, R1, L2, R2>(self: readonly [L1, R1], options: {
        readonly onFirst: (e: L1) => L2;
        readonly onSecond: (a: R1) => R2;
    }): [L2, R2];
};
/**
 * Transforms the first component of a tuple using a given function.
 *
 * @param self - A tuple of length `2`.
 * @param f - The function to transform the first element of the tuple.
 *
 * @example
 * import { mapFirst } from "@effect/data/Tuple"
 *
 * assert.deepStrictEqual(
 *   mapFirst(["hello", 42], s => s.toUpperCase()),
 *   ["HELLO", 42]
 * )
 *
 * @category mapping
 * @since 1.0.0
 */
export declare const mapFirst: {
    <L1, L2>(f: (left: L1) => L2): <R>(self: readonly [L1, R]) => [L2, R];
    <L1, R, L2>(self: readonly [L1, R], f: (left: L1) => L2): [L2, R];
};
/**
 * Transforms the second component of a tuple using a given function.
 *
 * @param self - A tuple of length `2`.
 * @param f - The function to transform the second element of the tuple.
 *
 * @example
 * import { mapSecond } from "@effect/data/Tuple"
 *
 * assert.deepStrictEqual(
 *   mapSecond(["hello", 42], n => n.toString()),
 *   ["hello", "42"]
 * )
 *
 * @category mapping
 * @since 1.0.0
 */
export declare const mapSecond: {
    <R1, R2>(f: (right: R1) => R2): <L>(self: readonly [L, R1]) => [L, R2];
    <L, R1, R2>(self: readonly [L, R1], f: (right: R1) => R2): [L, R2];
};
/**
 * Swaps the two elements of a tuple.
 *
 * @param self - A tuple of length `2`.
 *
 * @example
 * import { swap } from "@effect/data/Tuple"
 *
 * assert.deepStrictEqual(swap(["hello", 42]), [42, "hello"])
 *
 * @since 1.0.0
 */
export declare const swap: <L, R>(self: readonly [L, R]) => [R, L];
/**
 * Given a tuple of `Equivalence`s returns a new `Equivalence` that compares values of a tuple
 * by applying each `Equivalence` to the corresponding element of the tuple.
 *
 * @category combinators
 * @since 1.0.0
 */
export declare const getEquivalence: <T extends ReadonlyArray<Equivalence.Equivalence<any>>>(...isEquivalents: T) => Equivalence.Equivalence<Readonly<{
    [I in keyof T]: [T[I]] extends [Equivalence.Equivalence<infer A>] ? A : never;
}>>;
/**
 * This function creates and returns a new `Order` for a tuple of values based on the given `Order`s for each element in the tuple.
 * The returned `Order` compares two tuples of the same type by applying the corresponding `Order` to each element in the tuple.
 * It is useful when you need to compare two tuples of the same type and you have a specific way of comparing each element
 * of the tuple.
 *
 * @category combinators
 * @since 1.0.0
 */
export declare const getOrder: <T extends ReadonlyArray<order.Order<any>>>(...elements: T) => order.Order<{
    [I in keyof T]: [T[I]] extends [order.Order<infer A>] ? A : never;
}>;
/**
 * Appends an element to the end of a tuple.
 *
 * @category concatenating
 * @since 1.0.0
 */
export declare const appendElement: {
    <B>(that: B): <A extends ReadonlyArray<unknown>>(self: A) => [...A, B];
    <A extends ReadonlyArray<unknown>, B>(self: A, that: B): [...A, B];
};
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