117/154: gnu: Add hlint.

[Paul]

toothbrush pushed a commit to branch master
in repository guix.

commit 6397aef061e48e87f036fcee81cbe59349b04247
Author: Paul van der Walt <address@hidden>
Date:   Thu Oct 22 13:18:11 2015 +0200

    gnu: Add hlint.
    
    * gnu/packages/haskell.scm (hlint): New variable.
---
 gnu/packages/haskell.scm |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+), 0 deletions(-)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 03c283b..6d479d2 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -494,6 +494,35 @@ are supported.  Apart from these standard extensions, it 
also handles regular
 patterns as per the HaRP extension as well as HSX-style embedded XML syntax.")
     (license bsd-3)))
 
+(define-public hlint
+  (package
+    (name "hlint")
+    (version "1.9.21")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/"; name
+             "/" name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "14v3rdjjlml9nimdk7d5dvir2bw78ai49yylvms9lnzmw29s3546"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("cpphs" ,cpphs)
+       ("ghc-cmdargs" ,ghc-cmdargs)
+       ("ghc-haskell-src-exts" ,ghc-haskell-src-exts)
+       ("ghc-uniplate" ,ghc-uniplate)
+       ("ghc-ansi-terminal" ,ghc-ansi-terminal)
+       ("ghc-extra" ,ghc-extra)
+       ("hscolour" ,hscolour)))
+    (home-page "http://community.haskell.org/~ndm/hlint/";)
+    (synopsis "Suggest improvements for Haskell source code")
+    (description "HLint reads Haskell programs and suggests changes that
+hopefully make them easier to read.  HLint also makes it easy to disable
+unwanted suggestions, and to add your own custom suggestions.")
+    (license bsd-3)))
+
 (define-public cpphs
   (package
     (name "cpphs")