The constraints package

[ Tags: bsd2, constraints, library ] [ Propose Tags ]

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, 0.9, 0.9.1, 0.10
Dependencies base (>=4.5 && <5), ghc-prim (<0.5), newtype (==0.2.*) [details]
License BSD3
Copyright Copyright (C) 2011-2013 Edward A. Kmett
Author Edward A. Kmett
Maintainer Edward A. Kmett <>
Category Constraints
Home page
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Source repo head: git clone git://
Uploaded Thu Mar 13 21:53:04 UTC 2014 by EdwardKmett
Updated Tue Dec 27 08:48:57 UTC 2016 by HerbertValerioRiedel to revision 1   [What is this?]
Distributions Arch:0.10, Debian:0.6, FreeBSD:, LTSHaskell:0.10, NixOS:0.10, Stackage:0.10, openSUSE:0.9.1
Downloads 33460 total (299 in the last 30 days)
Rating 2.0 (votes: 1) [estimated by rule of succession]
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Status Docs available [build log]
Successful builds reported [all 1 reports]
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Note: This package has metadata revisions in the cabal description newer than included in the tarball. To unpack the package including the revisions, use 'cabal get'.

Maintainer's Corner

For package maintainers and hackage trustees

Readme for constraints-0.3.5

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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