From 34495b67ce252fd4b6d0a2584cba832242c2c0e9 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Sat, 7 Jun 2014 16:38:41 -0500
Subject: [PATCH] haskell-data-checked: new expression

---
 .../libraries/haskell/data-checked/default.nix     | 14 ++++++++++++++
 pkgs/top-level/haskell-packages.nix                |  2 ++
 2 files changed, 16 insertions(+)
 create mode 100644 pkgs/development/libraries/haskell/data-checked/default.nix

diff --git a/pkgs/development/libraries/haskell/data-checked/default.nix b/pkgs/development/libraries/haskell/data-checked/default.nix
new file mode 100644
index 000000000000..429f9da92bf3
--- /dev/null
+++ b/pkgs/development/libraries/haskell/data-checked/default.nix
@@ -0,0 +1,14 @@
+{ cabal, deepseq }:
+
+cabal.mkDerivation (self: {
+  pname = "data-checked";
+  version = "0.3";
+  sha256 = "0xjn7iqlsgi51h8gz4x40kc2qb5lwf6nw5kjwgkck1w5gjfd11yw";
+  buildDepends = [ deepseq ];
+  meta = {
+    homepage = "https://github.com/mvv/data-checked";
+    description = "Type-indexed runtime-checked properties";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index a6688f3ee919..fd35dfb215f6 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -564,6 +564,8 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   dateCache = callPackage ../development/libraries/haskell/date-cache {};
 
+  dataChecked = callPackage ../development/libraries/haskell/data-checked {};
+
   datetime = callPackage ../development/libraries/haskell/datetime {};
 
   DAV = callPackage ../development/libraries/haskell/DAV {};