ocamlPackages.ppx_import: 1.5 -> 1.5-3

pkgs/development/ocaml-modules/ppx_import/default.nix

···
-{ stdenv, fetchFromGitHub, ocaml, findlib, ocamlbuild, opaline
-, cppo, ounit, ppx_deriving
+{ lib, fetchFromGitHub, buildDunePackage, ocaml
+, ounit, ppx_deriving, ppx_tools_versioned
 }:
 
-if !stdenv.lib.versionAtLeast ocaml.version "4.02"
+if !lib.versionAtLeast ocaml.version "4.04"
 then throw "ppx_import is not available for OCaml ${ocaml.version}"
 else
 
-stdenv.mkDerivation rec {
-  name = "ocaml${ocaml.version}-ppx_import-${version}";
-
-  version = "1.5";
+buildDunePackage rec {
+  pname = "ppx_import";
+  version = "1.5-3";
 
   src = fetchFromGitHub {
     owner = "ocaml-ppx";
     repo = "ppx_import";
-    rev = "v${version}";
-    sha256 = "1lf5lfp6bl5g4gdszaa6k6pkyh3qyhbarg5m1j0ai3i8zh5qg09d";
+    rev = "bd627d5afee597589761d6fee30359300b5e1d80";
+    sha256 = "1f9bphif1izhyx72hvwpkd9kxi9lfvygaicy6nbxyp6qgc87z4nm";
   };
 
-  buildInputs = [ ocaml findlib ocamlbuild cppo ounit ppx_deriving opaline ];
+  buildInputs = [ ounit ppx_deriving ];
+  propagatedBuildInputs = [ ppx_tools_versioned ];
 
   doCheck = true;
   checkTarget = "test";
 
-  installPhase = "opaline -prefix $out -libdir $OCAMLFIND_DESTDIR";
-
-  meta = with stdenv.lib; {
+  meta = {
     description = "A syntax extension that allows to pull in types or signatures from other compiled interface files";
-    license = licenses.mit;
-    inherit (ocaml.meta) platforms;
+    license = lib.licenses.mit;
     inherit (src.meta) homepage;
   };
 }