# Run # # nix-build test-evaluation.nix --dry-run # # to test whether the R package set evaluates properly. let config = { allowBroken = true; allowUnfree = true; }; inherit (import ../../.. { inherit config; }) pkgs; rWrapper = pkgs.rWrapper.override { packages = pkgs.lib.filter pkgs.lib.isDerivation (pkgs.lib.attrValues pkgs.rPackages); }; in rWrapper