treewide: fix modules options types where the default is null

They can be caught with `nixos-option -r` on an empty ({...}:{}) NixOS configuration.
2020-04-28 19:13:59 +02:00
parent 27c7e7d38a
commit 4a0beed5c0
9 changed files with 10 additions and 10 deletions
@@ -47,7 +47,7 @@ in {
      enable = mkEnableOption "Icecast server";

      hostname = mkOption {
-        type = types.str;
+        type = types.nullOr types.str;
        description = "DNS name or IP address that will be used for the stream directory lookups or possibily the playlist generation if a Host header is not provided.";
        default = config.networking.domain;
      };