From de9b7f2e5d236907afeff351c9e4e3d9b916bf76 Mon Sep 17 00:00:00 2001
From: Niols <niols@niols.fr>
Date: Mon, 17 Apr 2023 16:36:55 +0100
Subject: [PATCH] ocamlPackages.dates_calc: init at 0.0.4

---
 .../ocaml-modules/dates_calc/default.nix      | 33 +++++++++++++++++++
 pkgs/top-level/ocaml-packages.nix             |  2 ++
 2 files changed, 35 insertions(+)
 create mode 100644 pkgs/development/ocaml-modules/dates_calc/default.nix

diff --git a/pkgs/development/ocaml-modules/dates_calc/default.nix b/pkgs/development/ocaml-modules/dates_calc/default.nix
new file mode 100644
index 00000000000..4a2b9f17682
--- /dev/null
+++ b/pkgs/development/ocaml-modules/dates_calc/default.nix
@@ -0,0 +1,33 @@
+{ lib, fetchFromGitHub, buildDunePackage
+, alcotest, qcheck
+}:
+
+buildDunePackage rec {
+  pname = "dates_calc";
+  version = "0.0.4";
+
+  minimalOCamlVersion = "4.11";
+  duneVersion = "3";
+
+  src = fetchFromGitHub {
+    owner = "catalalang";
+    repo = "dates-calc";
+    rev = version;
+    sha256 = "sha256-tpKOoPVXkg/k+NW5R8A4fGAKhdMn9UcqMogCjafJuw4=";
+  };
+
+  propagatedBuildInputs = [];
+
+  doCheck = true;
+  checkInputs = [
+    alcotest
+    qcheck
+  ];
+
+  meta = {
+    description = "A date calculation library";
+    license = lib.licenses.asl20;
+    maintainers = [ lib.maintainers.niols ];
+    homepage = "https://github.com/catalalang/dates-calc";
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index ebf6ba6dc05..52d61382cef 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -289,6 +289,8 @@ let
 
     data-encoding = callPackage ../development/ocaml-modules/data-encoding { };
 
+    dates_calc = callPackage ../development/ocaml-modules/dates_calc {  };
+
     dbf =  callPackage ../development/ocaml-modules/dbf { };
 
     decompress =  callPackage ../development/ocaml-modules/decompress { };