Profunctor overview

Added in v2.0.0

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Table of contents

• model
  • Profunctor (interface)
  • Profunctor2 (interface)
  • Profunctor2C (interface)
  • Profunctor3 (interface)
  • Profunctor3C (interface)
  • Profunctor4 (interface)

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model

Profunctor (interface)

Signature

export interface Profunctor<F> {
  readonly URI: F
  readonly map: <E, A, B>(fa: HKT2<F, E, A>, f: (a: A) => B) => HKT<F, B>
  readonly promap: <E, A, D, B>(fea: HKT2<F, E, A>, f: (d: D) => E, g: (a: A) => B) => HKT2<F, D, B>
}

Added in v2.0.0

Profunctor2 (interface)

Signature

export interface Profunctor2<F extends URIS2> extends Functor2<F> {
  readonly promap: <E, A, D, B>(fea: Kind2<F, E, A>, f: (d: D) => E, g: (a: A) => B) => Kind2<F, D, B>
}

Added in v2.0.0

Profunctor2C (interface)

Signature

export interface Profunctor2C<F extends URIS2, E> extends Functor2C<F, E> {
  readonly promap: <A, D, B>(fea: Kind2<F, E, A>, f: (d: D) => E, g: (a: A) => B) => Kind2<F, D, B>
}

Added in v2.0.0

Profunctor3 (interface)

Signature

export interface Profunctor3<F extends URIS3> extends Functor3<F> {
  readonly promap: <R, E, A, D, B>(fea: Kind3<F, R, E, A>, f: (d: D) => E, g: (a: A) => B) => Kind3<F, R, D, B>
}

Added in v2.0.0

Profunctor3C (interface)

Signature

export interface Profunctor3C<F extends URIS3, E> extends Functor3C<F, E> {
  readonly promap: <R, A, D, B>(fea: Kind3<F, R, E, A>, f: (d: D) => E, g: (a: A) => B) => Kind3<F, R, D, B>
}

Added in v2.2.0

Profunctor4 (interface)

Signature

export interface Profunctor4<F extends URIS4> extends Functor4<F> {
  readonly promap: <S, R, E, A, D, B>(fea: Kind4<F, S, R, E, A>, f: (d: D) => E, g: (a: A) => B) => Kind4<F, S, R, D, B>
}

Added in v2.0.0