universe

A class for finite and recursively enumerable types.

https://github.com/dmwit/universe

Version on this page:1.2.1
LTS Haskell 24.25:1.2.3
Stackage Nightly 2025-12-22:1.2.3
Latest on Hackage:1.2.3

See all snapshots universe appears in

BSD-3-Clause licensed by Daniel Wagner
Maintained by [email protected]
This version can be pinned in stack with:universe-1.2.1@sha256:8c7fb75ab4f6969d56e39571c5038374070ac30c94f3574893b691a274708a89,1763

Module documentation for 1.2.1

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 also provides instances from @universe-instances-*" packages.