ocamlPackages.ppx_deriving: 4.2.1 -> 4.4

1 files changed, 10 insertions, 29 deletions

diff --git a/pkgs/development/ocaml-modules/ppx_deriving/default.nix b/pkgs/development/ocaml-modules/ppx_deriving/default.nix
index 24cfbcf5b7af..d45298972cce 100644
--- a/pkgs/development/ocaml-modules/ppx_deriving/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_deriving/default.nix
@@ -1,41 +1,22 @@
-{ stdenv, ocaml, findlib, ocamlbuild, fetchzip
-, cppo, ppx_tools, ppx_derivers, result, ounit, ocaml-migrate-parsetree
+{ lib, fetchzip, buildDunePackage
+, cppo, ppxfind, ppx_tools, ppx_derivers, result, ounit, ocaml-migrate-parsetree
 }:
 
-if !stdenv.lib.versionAtLeast ocaml.version "4.02"
-then throw "ppx_deriving is not available for OCaml ${ocaml.version}"
-else
-
-let param =
-  if ocaml.version == "4.03.0"
-  then {
-    version = "4.1";
-    sha256 = "0cy9p8d8cbcxvqyyv8fz2z9ypi121zrgaamdlp4ld9f3jnwz7my9";
-    extraPropagatedBuildInputs = [];
-  } else {
-    version = "4.2.1";
-    sha256 = "1yhhjnncbbb7fsif7qplndh01s1xd72dqm8f3jkgx9y4ariqqvf9";
-    extraPropagatedBuildInputs = [ ocaml-migrate-parsetree ppx_derivers ];
-}; in
-
-stdenv.mkDerivation rec {
-  name = "ocaml${ocaml.version}-ppx_deriving-${version}";
-  inherit (param) version;
+buildDunePackage rec {
+  pname = "ppx_deriving";
+  version = "4.4";
 
   src = fetchzip {
     url = "https://github.com/ocaml-ppx/ppx_deriving/archive/v${version}.tar.gz";
-    inherit (param) sha256;
+    sha256 = "0b2gaxlh54pcz3b4891yd143nx852mwggcy0yhq8g85dl3iisxzq";
   };
 
-  buildInputs = [ ocaml findlib ocamlbuild cppo ounit ];
-  propagatedBuildInputs = param.extraPropagatedBuildInputs ++
-    [ ppx_tools result ];
-
-  createFindlibDestdir = true;
+  buildInputs = [ ppxfind cppo ounit ];
+  propagatedBuildInputs = [ ocaml-migrate-parsetree ppx_derivers ppx_tools result ];
 
-  installPhase = "OCAMLPATH=$OCAMLPATH:`ocamlfind printconf destdir` make install";
+  doCheck = true;
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "deriving is a library simplifying type-driven code generation on OCaml >=4.02.";
     maintainers = [ maintainers.maurer ];
     license = licenses.mit;