_: {
  autocmds = rec {
    ## [String] | String -> String -> [String] | String -> String -> String -> AttrSet
    mk = event: group': pattern: callback: desc: let
      group = "marleyos_${group'}";
    in {
      inherit event group pattern callback desc;
    };

    ## [String] | String -> String -> String -> String -> AttrSet
    mk' = event: group: callback: desc:
      mk event group null callback desc;
  };
}