{ lib, fetchurl, buildDunePackage }: buildDunePackage rec { pname = "ocaml-migrate-parsetree"; version = "2.2.0"; useDune2 = true; minimalOCamlVersion = "4.02"; src = fetchurl { url = "https://github.com/ocaml-ppx/${pname}/releases/download/v${version}/${pname}-v${version}.tbz"; sha256 = "188v3z09bg4gyv80c138fa3a3j2w54w5gc4r1ajw7klr70yqz9mj"; }; meta = { description = "Convert OCaml parsetrees between different major versions"; license = lib.licenses.lgpl21; maintainers = with lib.maintainers; [ vbgl sternenseemann ]; homepage = "https://github.com/ocaml-ppx/ocaml-migrate-parsetree"; }; }