The constraints package

[Tags:bsd3, library]

Constraint manipulation

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Versions 0.1, 0.2, 0.3,, 0.3.1, 0.3.2, 0.3.3, 0.3.4,,, 0.3.5, 0.4, 0.4.1,,,, 0.6, 0.8
Dependencies base (>=4.4 && <5), ghc-prim, newtype (==0.2.*) [details]
License BSD3
Copyright Copyright (C) 2011 Edward A. Kmett
Author Edward A. Kmett
Maintainer Edward A. Kmett <>
Stability experimental
Category Constraints
Home page
Bug tracker
Source repository head: git clone git://
Uploaded Fri Jul 13 21:23:51 UTC 2012 by EdwardKmett
Distributions Arch:0.8, Debian:0.6, FreeBSD:, LTSHaskell:0.8, NixOS:0.8, Stackage:0.8, Tumbleweed:0.8
Downloads 18665 total (39 in the last 30 days)
1 []
Status Docs uploaded by user
Build status unknown [no reports yet]




Maintainer's Corner

For package maintainers and hackage trustees

Readme for constraints

Readme for constraints-0.3.1


This package provides data types and classes for manipulating the 'ConstraintKinds' exposed by GHC in 7.4.

Contact Information

Contributions and bug reports are welcome!

Please feel free to contact me through github or on the #haskell IRC channel on

-Edward Kmett