generic-optics-2.2.0.0: Generically derive traversals, lenses and prisms.
Copyright(C) 2020 Csongor Kiss
LicenseBSD3
MaintainerCsongor Kiss <kiss.csongor.kiss@gmail.com>
Stabilityexperimental
Portabilitynon-portable
Safe HaskellNone
LanguageHaskell2010

Data.Generics.Sum

Contents

Description

Magic sum operations using Generics

These classes need not be instantiated manually, as GHC can automatically prove valid instances via Generics. Only the Generic class needs to be derived (see examples).

Synopsis

Prisms