universe-base

A class for finite and recursively enumerable types.

Version on this page:	1.1.3.1
LTS Haskell 24.45:	1.1.4@rev:2
Stackage Nightly 2026-06-12:	1.1.4@rev:2
Latest on Hackage:	1.1.4@rev:2

See all snapshots universe-base appears in

BSD-3-Clause licensed by Daniel Wagner

Maintained by [email protected]

This version can be pinned in stack with:universe-base-1.1.3.1@sha256:db04d9c1f6db75e5f88434733fb9f63018781741aabd9fe347703357c3ba4259,2953

Module documentation for 1.1.3.1

Data
- Data.Universe
  - Data.Universe.Class
  - Data.Universe.Helpers

Depends on 4 packages(full list with versions):

base, containers, tagged, transformers

Used by 7 packages in nightly-2023-06-27(full list with versions):

fin, lattices, servant-docs, universe, universe-instances-extended, universe-reverse-instances, universe-some

A class for finite and recursively enumerable types and some helper functions for enumerating them.

class Universe a where universe :: [a]
class Universe a => Finite a where universeF :: [a]; universeF = universe

This is slim package definiting only the type-classes and instances for types in GHC boot libraries. For more instances check universe-instances-* packages.