{ stdenv, buildDunePackage, cohttp, ocaml_lwt, uri, ppx_sexp_conv, logs }: if !stdenv.lib.versionAtLeast cohttp.version "0.99" then cohttp else if !stdenv.lib.versionAtLeast ppx_sexp_conv.version "0.13" then throw "cohttp-lwt is not available for ppx_sexp_conv version ${ppx_sexp_conv.version}" else buildDunePackage { pname = "cohttp-lwt"; inherit (cohttp) version src useDune2 meta; buildInputs = [ uri ppx_sexp_conv ]; propagatedBuildInputs = [ cohttp ocaml_lwt logs ]; }