1 files changed, 44 insertions, 0 deletions
diff --git a/infra/libkookie/nixpkgs/pkgs/development/ocaml-modules/yojson/default.nix b/infra/libkookie/nixpkgs/pkgs/development/ocaml-modules/yojson/default.nix
new file mode 100644
index 000000000000..dca97a53cbfb
--- /dev/null
+++ b/infra/libkookie/nixpkgs/pkgs/development/ocaml-modules/yojson/default.nix
@@ -0,0 +1,44 @@
+{ stdenv, fetchzip, ocaml, findlib, dune, cppo, easy-format, biniou }:
+let
+  pname = "yojson";
+  param =
+  if stdenv.lib.versionAtLeast ocaml.version "4.02" then rec {
+    version = "1.7.0";
+    url = "https://github.com/ocaml-community/yojson/releases/download/${version}/yojson-${version}.tbz";
+    sha256 = "08llz96if8bcgnaishf18si76cv11zbkni0aldb54k3cn7ipiqvd";
+    nativeBuildInputs = [ dune ];
+    extra = { inherit (dune) installPhase; };
+  } else rec {
+    version = "1.2.3";
+    url = "https://github.com/ocaml-community/yojson/archive/v${version}.tar.gz";
+    sha256 = "10dvkndgwanvw4agbjln7kgb1n9s6lii7jw82kwxczl5rd1sgmvl";
+    extra = {
+      createFindlibDestdir = true;
+
+      makeFlags = [ "PREFIX=$(out)" ];
+
+      preBuild = "mkdir $out/bin";
+    };
+  };
+in
+stdenv.mkDerivation ({
+
+  name = "ocaml${ocaml.version}-${pname}-${param.version}";
+
+  src = fetchzip {
+    inherit (param) url sha256;
+  };
+
+  nativeBuildInputs = [ ocaml findlib ] ++ (param.nativeBuildInputs or []);
+  propagatedNativeBuildInputs = [ cppo ];
+  propagatedBuildInputs = [ easy-format biniou ];
+  configurePlatforms = [];
+
+  meta = with stdenv.lib; {
+    description = "An optimized parsing and printing library for the JSON format";
+    homepage = "https://github.com/ocaml-community/${pname}";
+    license = licenses.bsd3;
+    maintainers = [ maintainers.vbgl ];
+    platforms = ocaml.meta.platforms or [];
+  };
+} // param.extra)