Instances of standard classes that are made possible by enumerations


Version on this page:1.1.1@rev:1
LTS Haskell 22.16:1.1.1@rev:4
Stackage Nightly 2024-04-12:1.1.1@rev:4
Latest on Hackage:1.1.1@rev:4

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BSD-3-Clause licensed by Daniel Wagner
Maintained by [email protected]
This version can be pinned in stack with:universe-reverse-instances-1.1.1@sha256:dde2f91eb4f34febcd880029f1880802932eaf076fe3952d2eab07cf9d8be099,1672
Used by 2 packages in lts-18.28(full list with versions):

For example this package provides a Eq (a -> b) instance:

instance (Finite a, Eq b) => Eq (a -> b) where
f == g = and [f x == g x | x <- universeF]