Skip to content

HORIZON HASKELL Docs lts/ghc-9.14.x99ffbb82026-10-19Search packagesCtrl K

Theme: |

GHC 9.14.1 · lts/ghc-9.14.x · 99ffbb8 · 2026-10-19

Modulegeneric-lens-core-2.3.0.0Haskell2010

Data.Generics.Sum.Internal.Subtype

Structural subtype relationships between sum types.

Synopsis

type Context
value derived

Packagegeneric-lens-core-2.3.0.0
Exports2
LanguageHaskell2010
LicenceBSD-3-Clause
SourceSubtype.hs

typetype Context sub sup = (Generic sub, Generic sup, GAsSubtype (Rep sub) (Rep sup))

valuederived :: Context sub sup => Prism' sup sub