From 865ac57307e2b2f13613059793824b2a31525547 Mon Sep 17 00:00:00 2001
From: Paul van der Walt <paul@denknerd.org>
Date: Thu, 15 Oct 2015 15:45:12 +0200
Subject: gnu: Add ghc-reflection.

* gnu/packages/haskell.scm (ghc-reflection): New variable.
---
 gnu/packages/haskell.scm | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 3a3522a749..dae6e06ff2 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -364,6 +364,31 @@ (define-public ghc-data-default-instances-dlist
 package.")
     (license bsd-3)))
 
+(define-public ghc-reflection
+  (package
+    (name "ghc-reflection")
+    (version "2.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/reflection/reflection-"
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "10w3m6v3g6am203wbrikdbp57x9vw6b4jsh7bxdzsss4nmpm81zg"))))
+    (build-system haskell-build-system)
+    (inputs `(("ghc-tagged" ,ghc-tagged)))
+    (home-page "http://github.com/ekmett/reflection")
+    (synopsis "Reify arbitrary terms into types that can be reflected back
+into terms")
+    (description "This package addresses the 'configuration problem' which is
+propogating configurations that are available at run-time, allowing multiple
+configurations to coexist without resorting to mutable global variables or
+@code{System.IO.Unsafe.unsafePerformIO}.")
+    (license bsd-3)))
+
 (define-public ghc-old-locale
   (package
     (name "ghc-old-locale")
-- 
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