{ lib, fetchFromGitHub, buildDunePackage, defaultVersion ? "0.12.0", }: { pname, version ? defaultVersion, duneVersion ? "3", hash, ... }@args: buildDunePackage ( args // { inherit version duneVersion; minimalOCamlVersion = "4.07"; src = fetchFromGitHub { owner = "janestreet"; repo = pname; rev = "v${version}"; sha256 = hash; }; meta = { license = lib.licenses.mit; homepage = "https://github.com/janestreet/${pname}"; } // args.meta; } )