01/08: gnu: Add ghc-data-hash.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit ca48a3459413edd3a337b554ac0499c9f12364e6
Author: Alex Vong <address@hidden>
Date:   Mon Aug 7 15:02:41 2017 +0800

    gnu: Add ghc-data-hash.
    
    * gnu/packages/haskell.scm (ghc-data-hash): New variable.
    
    Signed-off-by: Ricardo Wurmus <address@hidden>
---
 gnu/packages/haskell.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 94445cb..00c5994 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -1858,6 +1858,29 @@ data structures.  The package provides instances for 
basic types and a way to
 combine hash values.")
     (license license:bsd-3)))
 
+(define-public ghc-data-hash
+  (package
+    (name "ghc-data-hash")
+    (version "0.2.0.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/data-hash";
+                           "/data-hash-" version ".tar.gz"))
+       (sha256
+        (base32 "1ghbqvc48gf9p8wiy71hdpaj7by3b9cw6wgwi3qqz8iw054xs5wi"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-quickcheck" ,ghc-quickcheck)
+       ("ghc-test-framework" ,ghc-test-framework)
+       ("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)))
+    (home-page "https://hackage.haskell.org/package/data-hash";)
+    (synopsis "Combinators for building fast hashing functions")
+    (description
+     "This package provides combinators for building fast hashing functions.
+It includes hashing functions for all basic Haskell98 types.")
+    (license license:bsd-3)))
+
 (define-public ghc-hunit
   (package
     (name "ghc-hunit")