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51/154: gnu: Add ghc-mmorph.


From: Paul
Subject: 51/154: gnu: Add ghc-mmorph.
Date: Thu, 22 Oct 2015 17:23:24 +0000

toothbrush pushed a commit to branch wip-haskell-platform-7.10.2-a
in repository guix.

commit 537df8cc9f1a7dc3ce55dac9c04c35db23c7851b
Author: Paul van der Walt <address@hidden>
Date:   Thu Oct 15 21:16:45 2015 +0200

    gnu: Add ghc-mmorph.
    
    * gnu/packages/haskell.scm (ghc-mmorph): New variable.
---
 gnu/packages/haskell.scm |   23 +++++++++++++++++++++++
 1 files changed, 23 insertions(+), 0 deletions(-)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 2eec529..02ab82f 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -1850,6 +1850,29 @@ different keys; hence the name.  Also provided is a 
@code{locker} type,
 representing a store for a single element.")
     (license bsd-3)))
 
+(define-public ghc-mmorph
+  (package
+    (name "ghc-mmorph")
+    (version "1.0.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/mmorph/mmorph-";
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "0k5zlzmnixfwcjrqvhgi3i6xg532b0gsjvc39v5jigw69idndqr2"))))
+    (build-system haskell-build-system)
+    (home-page
+     "http://hackage.haskell.org/package/mmorph";)
+    (synopsis "Monad morphisms")
+    (description
+     "This library provides monad morphism utilities, most commonly used for
+manipulating monad transformer stacks.")
+    (license bsd-3)))
+
 (define-public ghc-async
   (package
     (name "ghc-async")



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