HORIZON HASKELLDocslts/ghc-9.10.xc74966e2026-09-27Search names, modules, packages, or :: a typeCtrl K

GHC 9.10.3 · lts/ghc-9.10.x · c74966e · 2026-09-27

Modulebifunctors-5.6.2Haskell2010

Data.Bifunctor.Clown

From the Functional Pearl "Clowns to the Left of me, Jokers to the Right: Dissecting Data Structures" by Conor McBride.

  • 1 type
  • Packagebifunctors-5.6.2
  • Exports1
  • LanguageHaskell2010
  • LicenceBSD-3-Clause
  • SourceClown.hs
newtypenewtype Clown (f :: k -> Type) (a :: k) (b :: k1)
#

Make a Functor over the first argument of a Bifunctor.

Mnemonic: Clowns to the left (parameter of the Bifunctor), jokers to the right.

Constructors

Instances24Generic1, Bifoldable, Bifoldable1, Bifunctor, Bitraversable, Eq2, …