anchor.diff:              };
               searchFilter = mkOption {
                 type = types.str;
  -              default = "";
                 example = "(uid={{username}})";
                 description = ''
                   LDAP filter to search with.
  
positive.code:           options = {
              consumerKey = mkOption {
                type = types.str;
                default = "";
                description = ''
                  Twitter API consumer key.
                '';
              };
              consumerSecret = mkOption {
                type = types.str;
                default = "";
                description = ''
                  Twitter API consumer secret.
                '';
  
negative.code:             };
              searchAttributes = mkOption {
                type = types.listOf types.str;
                example = [ "displayName" "mail" ];
                description = ''
                  LDAP attributes to search with.
  