derive-enumerable

Generic instances for enumerating complex data types

https://github.com/theunixman/derive-enumerable

Latest on Hackage:

0.2.0

This package is not currently in any snapshots. If you're interested in using it, we recommend adding it to Stackage Nightly. Doing so will make builds more reliable, and allow stackage.org to host generated Haddocks.

GPL-3.0-only licensed and maintained by Evan Cofsky

Generalized equivalent to doing `[minBound..maxBound]` but on complex types.

λ :m +Data.Enumerable.Generic
λ :set -XDeriveGeneric
λ data Flag = Flag Bool Word8 deriving (Show, Generic)
λ instance Enumerable Flag
λ instance Default Flag where def = Flag False 0
λ allEnum :: [Flag]
[Flag False 0,Flag True 0,Flag False 1, (..snip..) Flag False 255,Flag True 255]