[PATCH 07/24] gnu: Add ghc-hashable.

[PATCH 07/24] gnu: Add ghc-hashable.

[Federico Beffa]

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Fede

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From 706f745a84c980ea562c013a55140210f979792a Mon Sep 17 00:00:00 2001
From: Federico Beffa <beffa@fbengineering.ch>
Date: Fri, 27 Mar 2015 16:03:35 +0100
Subject: [PATCH 07/24] gnu: Add ghc-hashable.

* gnu/packages/haskell.scm (ghc-hashable): New variable.
---
 gnu/packages/haskell.scm | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 6dcb5ce..592a820 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -381,4 +381,35 @@ capabilities that are optimized for performance critical use, both
 in terms of large data quantities and high speed.")
     (license bsd-3)))
 
+(define-public ghc-hashable
+  (package
+    (name "ghc-hashable")
+    (version "1.2.3.2")
+    (outputs '("out" "doc"))
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/hashable/hashable-"
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "0h9295pv2sgbaqlwpwbx2bap6nngm0jcdhkqham1wpjwyxqgqrlc"))))
+    (build-system haskell-build-system)
+    (arguments
+     `(#:tests? #f)) ; FIXME: currently missing libraries used for tests.
+    ;; these inputs are necessary to use this library
+    (propagated-inputs
+     `(("ghc-text" ,ghc-text)))
+    (home-page "http://github.com/tibbe/hashable")
+    (synopsis
+     "Class for types that can be converted to a hash value")
+    (description
+     "This package defines a class, 'Hashable', for types that can be
+converted to a hash value.  This class exists for the benefit of hashing-based
+data structures.  The package provides instances for basic types and a way to
+combine hash values.")
+    (license bsd-3)))
+
 ;;; haskell.scm ends here
-- 
2.2.1

Re: [PATCH 07/24] gnu: Add ghc-hashable.

[Ludovic Courtès]

Federico Beffa <beffa@ieee.org> skribis:

> From 706f745a84c980ea562c013a55140210f979792a Mon Sep 17 00:00:00 2001
> From: Federico Beffa <beffa@fbengineering.ch>
> Date: Fri, 27 Mar 2015 16:03:35 +0100
> Subject: [PATCH 07/24] gnu: Add ghc-hashable.
>
> * gnu/packages/haskell.scm (ghc-hashable): New variable.

OK.

Ludo'.