anchor.diff:                  let
                     type = typeOf value;
                   in
  -                  if type == "set" then
  -                    "${attribute} = { " + (makeArgList value) + " }"
  -                  else if elem type [ "string" "path" "bool" ] then
  -                    "${attribute} = ${if type == "bool" then boolToString value else ''"${value}"''}"
  -                  else if value == null then
  -                    ""
  -                  else
  -                    throw "Unsupported type '${type}' for attribute '${attribute}'!";
  +                if type == "set" then
  +                  "${attribute} = { " + (makeArgList value) + " }"
  +                else if elem type [ "string" "path" "bool" ] then
  +                  "${attribute} = ${if type == "bool" then boolToString value else ''"${value}"''}"
  +                else if value == null then
  +                  ""
  +                else
  +                  throw "Unsupported type '${type}' for attribute '${attribute}'!";
   
               in
  -              concatStringsSep ", " (mapAttrsToList makeArg set);
  +            concatStringsSep ", " (mapAttrsToList makeArg set);
   
   
             /* Recurses into the `nodeValue` attrset. Only subattrsets that
  
positive.code:         ${concatStringsSep "\n" (mapAttrsToList (name: theme: "linkTheme ${theme} ${escapeShellArg name}") cfg.themes)}
        '';
  
        keycloakConfig' = foldl' recursiveUpdate {
          "interface=public".inet-address = cfg.bindAddress;
          "socket-binding-group=standard-sockets"."socket-binding=http".port = cfg.httpPort;
          "subsystem=keycloak-server" = {
            "spi=hostname"."provider=default" = {
              enabled = true;
              properties = {
                inherit (cfg) frontendUrl forceBackendUrlToFrontendUrl;
              };
            };
            "theme=defaults".dir = toString themesBundle;
          };
          "subsystem=datasources"."data-source=KeycloakDS" = {
            max-pool-size = "20";
            user-name = if databaseActuallyCreateLocally then "keycloak" else cfg.database.username;
            password = "@db-password@";
          };
        } [
          (optionalAttrs (cfg.database.type == "postgresql") {
            "subsystem=datasources" = {
              "jdbc-driver=postgresql" = {
  
negative.code:                 let
                    value = nodeContent.${name};
                  in
                  if (match ".*([=]).*" name) == [ "=" ] then
                    if isAttrs value || value == null then
                      true
                    else
                      throw "Parsing path '${concatStringsSep "." (nodePath ++ [ name ])}' failed: JBoss attributes cannot contain '='!"
                  else
                    false;
                jbossPath = "/" + concatStringsSep "/" nodePath;
                children = if !isAttrs nodeContent then { } else nodeContent;
                subPaths = filter isPath (attrNames children);
                getPriority = name:
                  let
                    value = children.${name};
                  in
                  if value._type or "" == "order" then value.priority else 1000;
                orderedSubPaths = sort (a: b: getPriority a < getPriority b) subPaths;
                jbossAttrs = filterAttrs (name: _: !(isPath name)) children;
                text =
  