[PATCH 06/13] gnu: Add ghc-extensible-exceptions.

["Siniša Biđin" <sinisa@bidin.eu>]

* gnu/packages/haskell.scm (ghc-extensible-exceptions): New variable.
---
 gnu/packages/haskell.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 2da5f7f..91860f2 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -380,6 +380,28 @@ particularly useful for efficient logging and pretty printing (e.g. with the
 Writer monad), where list append quickly becomes too expensive.")
     (license bsd-3)))
 
+(define-public ghc-extensible-exceptions
+  (package
+    (name "ghc-extensible-exceptions")
+    (version "0.1.1.4")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (string-append
+              "http://hackage.haskell.org/"
+              "package/extensible-exceptions/"
+              "extensible-exceptions-" version ".tar.gz"))
+        (sha256
+          (base32 "1273nqws9ij1rp1bsq5jc7k2jxpqa0svawdbim05lf302y0firbc"))))
+    (build-system haskell-build-system)
+    (home-page
+      "http://hackage.haskell.org/package/extensible-exceptions")
+    (synopsis "Extensible exceptions")
+    (description
+      "This package provides extensible exceptions for both new and old
+versions of GHC (i.e., < 6.10).")
+    (license bsd-3)))
+
 (define-public ghc-mtl
   (package
     (name "ghc-mtl")
-- 
2.4.3