1 files changed, 22 insertions, 0 deletions
diff --git a/pkgs/development/libraries/haskell/folds/default.nix b/pkgs/development/libraries/haskell/folds/default.nix
new file mode 100644
index 00000000000..6317182f305
--- /dev/null
+++ b/pkgs/development/libraries/haskell/folds/default.nix
@@ -0,0 +1,22 @@
+{ cabal, comonad, contravariant, deepseq, doctest, filepath, hlint
+, lens, mtl, pointed, profunctors, reflection, semigroupoids
+, semigroups, tagged, transformers, vector
+}:
+
+cabal.mkDerivation (self: {
+  pname = "folds";
+  version = "0.6.1";
+  sha256 = "13p4kyr48g917ib87n14qpqaka6isp73cwy7mvvsqgprj1fghyj1";
+  buildDepends = [
+    comonad contravariant lens pointed profunctors reflection
+    semigroupoids tagged transformers vector
+  ];
+  testDepends = [ deepseq doctest filepath hlint mtl semigroups ];
+  doCheck = false;
+  meta = {
+    homepage = "http://github.com/ekmett/folds";
+    description = "Beautiful Folding";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+  };
+})