From 5dc0817b838d36ee229336baa5685bf59f697a87 Mon Sep 17 00:00:00 2001
From: Eric Merritt <eric@afiniate.com>
Date: Sun, 24 May 2015 10:59:45 -0700
Subject: [PATCH] ocaml-variantslib: add initial version (109.15.03) to the
 system

---
 .../ocaml-modules/variantslib/default.nix     | 22 +++++++++++++++++++
 pkgs/top-level/all-packages.nix               |  2 ++
 2 files changed, 24 insertions(+)
 create mode 100644 pkgs/development/ocaml-modules/variantslib/default.nix

diff --git a/pkgs/development/ocaml-modules/variantslib/default.nix b/pkgs/development/ocaml-modules/variantslib/default.nix
new file mode 100644
index 000000000000..cb25b844606d
--- /dev/null
+++ b/pkgs/development/ocaml-modules/variantslib/default.nix
@@ -0,0 +1,22 @@
+{stdenv, buildOcaml, fetchurl, type_conv}:
+
+buildOcaml rec {
+  name = "variantslib";
+  version = "109.15.03";
+
+  minimumSupportedOcamlVersion = "4.00";
+
+  src = fetchurl {
+    url = "https://github.com/janestreet/variantslib/archive/${version}.tar.gz";
+    sha256 = "a948dcdd4ca54786fe0646386b6e37a9db03bf276c6557ea374d82740bf18055";
+  };
+
+  propagatedBuildInputs = [ type_conv ];
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/janestreet/variantslib;
+    description = "OCaml variants as first class values";
+    license = licenses.asl20;
+    maintainers = [ maintainers.ericbmerritt ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 6f3b1781d787..4318cd8f13e1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4370,6 +4370,8 @@ let
     uuseg = callPackage ../development/ocaml-modules/uuseg { };
     uutf = callPackage ../development/ocaml-modules/uutf { };
 
+    variantslib = callPackage ../development/ocaml-modules/variantslib { };
+
     vg = callPackage ../development/ocaml-modules/vg { };
 
     xmlm = callPackage ../development/ocaml-modules/xmlm { };