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ReadonlyTuple

Instances​

Error handling​

Extract​

Folding​

Mapping​

Traversing​

Type lambdas​

Utilities​

Instances​

Bifunctor​

Signature​

export declare const Bifunctor: Bifunctor2<URI>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Comonad​

Signature​

export declare const Comonad: Comonad2<URI>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Foldable​

Signature​

export declare const Foldable: Foldable2<URI>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Functor​

Signature​

export declare const Functor: Functor2<URI>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Semigroupoid​

Signature​

export declare const Semigroupoid: Semigroupoid2<URI>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Traversable​

Signature​

export declare const Traversable: Traversable2<URI>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

getApplicative​

Signature​

export declare function getApplicative<M>(M: Monoid<M>): Applicative2C<URI, M>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

getApply​

Signature​

export declare function getApply<S>(S: Semigroup<S>): Apply2C<URI, S>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

getChain​

Signature​

export declare function getChain<S>(S: Semigroup<S>): Chain2C<URI, S>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

getChainRec​

Signature​

export declare function getChainRec<M>(M: Monoid<M>): ChainRec2C<URI, M>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

getMonad​

Signature​

export declare function getMonad<M>(M: Monoid<M>): Monad2C<URI, M>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Error handling​

mapLeft​

Alias of mapSnd.

Signature​

export declare const mapLeft: <E, G>(f: (e: E) => G) => <A>(fa: readonly [A, E]) => readonly [A, G]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Extract​

extract​

Signature​

export declare const extract: <E, A>(wa: readonly [A, E]) => A

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Folding​

foldMap​

Signature​

export declare const foldMap: <M>(M: Monoid<M>) => <A>(f: (a: A) => M) => <E>(fa: readonly [A, E]) => M

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

reduce​

Signature​

export declare const reduce: <A, B>(b: B, f: (b: B, a: A) => B) => <E>(fa: readonly [A, E]) => B

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

reduceRight​

Signature​

export declare const reduceRight: <A, B>(b: B, f: (a: A, b: B) => B) => <E>(fa: readonly [A, E]) => B

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Mapping​

bimap​

Map a pair of functions over the two type arguments of the bifunctor.

Signature​

export declare const bimap: <E, G, A, B>(
  mapSnd: (e: E) => G,
  mapFst: (a: A) => B,
) => (fa: readonly [A, E]) => readonly [B, G]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

flap​

Signature​

export declare const flap: <A>(a: A) => <E, B>(fab: readonly [(a: A) => B, E]) => readonly [B, E]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

map​

Alias of mapFst.

Signature​

export declare const map: <A, B>(f: (a: A) => B) => <E>(fa: readonly [A, E]) => readonly [B, E]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

mapFst​

Map a function over the first component of a ReadonlyTuple.

This is the map operation of the Functor instance.

Signature​

export declare const mapFst: <A, B>(f: (a: A) => B) => <E>(fa: readonly [A, E]) => readonly [B, E]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

mapSnd​

Map a function over the second component of a ReadonlyTuple.

This is the mapLeft operation of the Bifunctor instance.

Signature​

export declare const mapSnd: <E, G>(f: (e: E) => G) => <A>(fa: readonly [A, E]) => readonly [A, G]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Traversing​

sequence​

Signature​

export declare const sequence: Traversable2<URI>['sequence']

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

traverse​

Signature​

export declare const traverse: PipeableTraverse2<URI>

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Type lambdas​

URI​

Signature​

export type URI = typeof URI

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

URI​

Signature​

export declare const URI = 'ReadonlyTuple'

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

Utilities​

compose​

Signature​

export declare const compose: <A, B>(ab: readonly [B, A]) => <C>(bc: readonly [C, B]) => readonly [C, A]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

duplicate​

Signature​

export declare const duplicate: <E, A>(wa: readonly [A, E]) => readonly [readonly [A, E], E]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

extend​

Signature​

export declare const extend: <E, A, B>(f: (wa: readonly [A, E]) => B) => (wa: readonly [A, E]) => readonly [B, E]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

fst​

Signature​

export declare function fst<A, E>(ea: readonly [A, E]): A

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

readonlyTuple​

This instance is deprecated, use small, specific instances instead. For example if a function needs a Functor instance, pass RT.Functor instead of RT.readonlyTuple

Signature​

export declare const readonlyTuple: Semigroupoid2<URI> &
  Bifunctor2<URI> &
  Comonad2<URI> &
  Foldable2<URI> &
  Traversable2<URI>

Details​

  • Added in 0.1.0
  • Deprecated

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

snd​

Signature​

export declare function snd<A, E>(ea: readonly [A, E]): E

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti

swap​

Signature​

export declare const swap: <A, E>(ea: readonly [A, E]) => readonly [E, A]

Details​

  • Added in 0.1.0

License​

  • MIT – Copyright (c) 2017-present Giulio Canti