./math/hs-contravariant, Contravariant functors

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Branch: CURRENT, Version: 1.5.5nb9, Package name: hs-contravariant-1.5.5nb9, Maintainer: pho

Contravariant functors, sometimes referred to colloquially as
cofunctor, even though the dual of a functor is just a functor. As
with functor the definition of contravariant for a given ADT is
unambiguous.


Required to run:
[devel/hs-transformers-compat] [math/hs-semigroups] [devel/hs-StateVar] [lang/ghc88]

Required to build:
[pkgtools/cwrappers]

Master sites:

Filesize: 13.491 KB

Version history: (Expand)

CVS history: (Expand)


   2025-08-13 13:07:47 by Masatake Daimon | Files touched by this commit (1263) 
Log message:
Bump all Haskell because lang/ghc910 has got a library change
   2025-03-05 04:40:14 by Masatake Daimon | Files touched by this commit (1173) 
Log message:
recursive revbump after patching lang/ghc910
   2025-02-02 14:06:08 by Masatake Daimon | Files touched by this commit (1173) 
Log message:
Bump all Haskell packages after switching the default compiler.
   2024-05-09 03:32:57 by Masatake Daimon | Files touched by this commit (1137) 
Log message:
Recursive revbump after changing the default Haskell compiler
   2024-04-29 09:15:44 by Masatake Daimon | Files touched by this commit (1) 
Log message:
math/hs-contravariant: Fix build with GHC 9.8

This breaks build with the currently default GHC 9.6. Please bear with me
until I switch the default compiler.
   2023-11-02 07:37:49 by Masatake Daimon | Files touched by this commit (1141) 
Log message:
Revbump all Haskell after updating lang/ghc96
   2023-10-27 16:08:18 by Masatake Daimon | Files touched by this commit (1) 
Log message:
math/hs-contravariant: Fix build with GHC 9.6
   2023-10-09 06:55:01 by Masatake Daimon | Files touched by this commit (988) 
Log message:
Bump Haskell packages after updating lang/ghc94