rose-pine-nix/modules/nixos/grub.nix

{
  config,
  lib,
  ...
}: let
  inherit (config.rose-pine) sources;

  cfg = config.boot.loader.grub.rose-pine;
  enable = cfg.enable && config.boot.loader.grub.enable;
in {
  options.boot.loader.grub.rose-pine = lib.rp.mkRosePineOpt {name = "grub";};

  config.boot.loader.grub = lib.mkIf enable {
    theme = sources.grub;
  };
}