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authorJohn Wiegley <johnw@newartisans.com>2014-06-16 14:00:42 -0700
committerJohn Wiegley <johnw@newartisans.com>2014-06-16 14:03:17 -0700
commit7a45ef7e25026334469c36910848d98551e1c729 (patch)
tree93c2983ac27e79ff677d43122b11691bafbdfff4
parentcd3798c266086dfb4bdcd325e55f7ab9092a5551 (diff)
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haskell-equivalence: new expression
-rw-r--r--pkgs/development/libraries/haskell/equivalence/default.nix20
-rw-r--r--pkgs/top-level/haskell-packages.nix2
2 files changed, 22 insertions, 0 deletions
diff --git a/pkgs/development/libraries/haskell/equivalence/default.nix b/pkgs/development/libraries/haskell/equivalence/default.nix
new file mode 100644
index 000000000000..c25deac82c39
--- /dev/null
+++ b/pkgs/development/libraries/haskell/equivalence/default.nix
@@ -0,0 +1,20 @@
+{ cabal, mtl, QuickCheck, STMonadTrans, testFramework
+, testFrameworkQuickcheck2
+}:
+
+cabal.mkDerivation (self: {
+  pname = "equivalence";
+  version = "0.2.3";
+  sha256 = "0dd986y0sn89fparyz6kz9yhzysbqjcp8s99r81ihghg7s9yc743";
+  buildDepends = [ mtl STMonadTrans ];
+  testDepends = [
+    mtl QuickCheck STMonadTrans testFramework testFrameworkQuickcheck2
+  ];
+  doCheck = false;
+  meta = {
+    homepage = "https://bitbucket.org/paba/equivalence/";
+    description = "Maintaining an equivalence relation implemented as union-find using STT";
+    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 755fbfc24a9c..0bd2a9a40d9e 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -700,6 +700,8 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   entropy = callPackage ../development/libraries/haskell/entropy {};
 
+  equivalence = callPackage ../development/libraries/haskell/equivalence {};
+
   erf = callPackage ../development/libraries/haskell/erf {};
 
   errorcallEqInstance = callPackage ../development/libraries/haskell/errorcall-eq-instance {};