{ lib, buildDunePackage, ocaml, fetchurl, alcotest }: buildDunePackage rec { pname = "gmap"; version = "0.3.0"; useDune2 = true; src = fetchurl { url = "https://github.com/hannesm/gmap/releases/download/${version}/gmap-${version}.tbz"; sha256 = "073wa0lrb0jj706j87cwzf1a8d1ff14100mnrjs8z3xc4ri9xp84"; }; minimumOCamlVersion = "4.03"; checkInputs = [ alcotest ]; doCheck = lib.versionAtLeast ocaml.version "4.05"; meta = { description = "Heterogenous maps over a GADT"; homepage = "https://github.com/hannesm/gmap"; license = lib.licenses.isc; maintainers = [ lib.maintainers.vbgl ]; }; }