summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gnu/packages/haskell.scm19
1 files changed, 19 insertions, 0 deletions
diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 33eb1b5f1c..db6c513c09 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -238,6 +238,25 @@
interactive environment for the functional language Haskell.")
(license bsd-3)))
+(define-public ghc-data-default-class
+ (package
+ (name "ghc-data-default-class")
+ (version "0.0.1")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append
+ "http://hackage.haskell.org/package/data-default-class/"
+ "data-default-class-" version ".tar.gz"))
+ (sha256
+ (base32 "0ccgr3jllinchqhw3lsn73ic6axk4196if5274rr1rghls0fxj5d"))))
+ (build-system haskell-build-system)
+ (home-page "http://hackage.haskell.org/package/data-default-class")
+ (synopsis "Types with default values")
+ (description
+ "This package defines a class for types with default values.")
+ (license bsd-3)))
+
(define-public ghc-mtl
(package
(name "ghc-mtl")