import type * as P from "@principia/prelude";
import type { URI, V } from "./model";
/**
 * ```haskell
 * mapWithIndex_ :: (FunctorWithIndex f, Index k) => (f a, ((k, a) -> b)) -> f b
 * ```
 *
 * Map an `Array` passing the index to the iterating function
 *
 * @category FunctorWithIndex
 * @since 1.0.0
 */
export declare const mapWithIndex_: <A, B>(fa: readonly A[], f: (i: number, a: A) => B) => readonly B[];
/**
 * ```haskell
 * mapWithIndex :: (FunctorWithIndex f, Index k) => ((k, a) -> b) -> f a -> f b
 * ```
 *
 * Map an `Array` passing the index to the iterating function
 *
 * @category FunctorWithIndex
 * @since 1.0.0
 */
export declare const mapWithIndex: <A, B>(f: (i: number, a: A) => B) => (fa: readonly A[]) => readonly B[];
/**
 * ```haskell
 * map_ :: Functor f => (f a, (a -> b)) -> f b
 * ```
 *
 * Map over an `Array` passing the values to the iterating function
 *
 * @category Functor
 * @since 1.0.0
 */
export declare const map_: <A, B>(fa: readonly A[], f: (a: A) => B) => readonly B[];
/**
 * ```haskell
 * map :: Functor f => (a -> b) -> f a -> f b
 * ```
 *
 * Map over an `Array` passing the values to the iterating function
 *
 * @category Functor
 * @since 1.0.0
 */
export declare const map: <A, B>(f: (a: A) => B) => (fa: readonly A[]) => readonly B[];
export declare const Functor: P.Functor<[URI], V>;
export declare const FunctorWithIndex: P.FunctorWithIndex<[URI], V>;
//# sourceMappingURL=functor.d.ts.map