{ stdenv, fetchzip, ocaml, findlib }: stdenv.mkDerivation { name = "ocaml-ppx_tools-4.02.3"; src = fetchzip { url = https://github.com/alainfrisch/ppx_tools/archive/v4.02.3.tar.gz; sha256 = "0varkd93hgrarwwkrjp2yy735q7jqzba75sskyanmvkb576wpcxv"; }; buildInputs = [ ocaml findlib ]; createFindlibDestdir = true; meta = with stdenv.lib; { description = "Tools for authors of ppx rewriters"; homepage = http://www.lexifi.com/ppx_tools; license = licenses.mit; platforms = ocaml.meta.platforms or []; maintainers = with maintainers; [ vbgl ]; }; }