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06/06: gnu: Add ghc-equivalence.
From: |
Ricardo Wurmus |
Subject: |
06/06: gnu: Add ghc-equivalence. |
Date: |
Wed, 16 Aug 2017 10:53:30 -0400 (EDT) |
rekado pushed a commit to branch master
in repository guix.
commit 96f23b62e019919df73d3545806b1b85ee7540b5
Author: Alex Vong <address@hidden>
Date: Sun Aug 6 23:43:53 2017 +0800
gnu: Add ghc-equivalence.
* gnu/packages/haskell.scm (ghc-equivalence): New variable.
Signed-off-by: Ricardo Wurmus <address@hidden>
---
gnu/packages/haskell.scm | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index a1a37ce..94445cb 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -4715,6 +4715,35 @@ definition of @code{Monad}.")
for Haskell.")
(license license:bsd-3)))
+(define-public ghc-equivalence
+ (package
+ (name "ghc-equivalence")
+ (version "0.3.2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "https://hackage.haskell.org/package/equivalence"
+ "/equivalence-" version ".tar.gz"))
+ (sha256
+ (base32 "0a85bdyyvjqs5z4kfhhf758210k9gi9dv42ik66a3jl0z7aix8kx"))))
+ (build-system haskell-build-system)
+ (inputs
+ `(("ghc-mtl" ,ghc-mtl)
+ ("ghc-stmonadtrans" ,ghc-stmonadtrans)
+ ("ghc-transformers-compat" ,ghc-transformers-compat)
+ ("ghc-quickcheck" ,ghc-quickcheck)
+ ("ghc-test-framework" ,ghc-test-framework)
+ ("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)))
+ (home-page "https://github.com/pa-ba/equivalence")
+ (synopsis "Maintaining an equivalence relation implemented as union-find")
+ (description
+ "This is an implementation of Tarjan's Union-Find algorithm (Robert E.@:
+Tarjan. \"Efficiency of a Good But Not Linear Set Union Algorithm\",JACM
+22(2), 1975) in order to maintain an equivalence relation. This
+implementation is a port of the @code{union-find} package using the @code{ST}
+monad transformer (instead of the IO monad).")
+ (license license:bsd-3)))
+
(define-public ghc-fast-logger
(package
(name "ghc-fast-logger")
- branch master updated (2f7966c -> 96f23b6), Ricardo Wurmus, 2017/08/16
- 02/06: gnu: Add ghc-strict., Ricardo Wurmus, 2017/08/16
- 03/06: gnu: Add ghc-stmonadtrans., Ricardo Wurmus, 2017/08/16
- 06/06: gnu: Add ghc-equivalence.,
Ricardo Wurmus <=
- 05/06: gnu: Add ghc-boxes., Ricardo Wurmus, 2017/08/16
- 01/06: gnu: cpphs: Update to 1.20.8., Ricardo Wurmus, 2017/08/16
- 04/06: gnu: Add ghc-edit-distance., Ricardo Wurmus, 2017/08/16