anchor.diff:      ok;
   log_param_errors([node_mods = Param | Rest]) ->
       error_logger:warning_msg(
  -      "~s: invalid value for \"~s\": ~p.~n"
  +      "yamerl: invalid value for \"~s\": ~p.~n"
         "It must be the name of an existing module (atom).~n",
  -      [?APPLICATION, Param, get_param(Param)]),
  +      [Param, get_param(Param)]),
       log_param_errors(Rest);
   log_param_errors([Param | Rest]) ->
       error_logger:warning_msg(
  -      "~s: unknown parameter \"~s\".~n",
  -      [?APPLICATION, Param]),
  +      "yamerl: unknown parameter \"~s\".~n",
  +      [Param]),
       log_param_errors(Rest).
   
   is_node_mod(Mod) ->
  
positive.code:             do_start(Rest);
          false ->
              Message = io_lib:format(
                "~s: invalid application configuration~n", [?APPLICATION]),
              {error, invalid_configuration, Message}
      end;
  do_start([preload_core_schema_mods | Rest]) ->
  
negative.code: -spec get_param(atom()) -> term().
  
  get_param(Param) ->
      {ok, Value} = application:get_env(yamerl, Param),
      Value.
  
  -spec is_param_valid(atom(), term()) -> boolean().
  