{ config, lib, ... }: with lib; { options.khal = { type = mkOption { type = types.nullOr (types.enum [ "calendar" "discover"]); default = null; description = '' There is no description of this option. ''; }; glob = mkOption { type = types.str; default = "*"; description = '' The glob expansion to be searched for events or birthdays when type is set to discover. ''; }; }; }