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diint_utilites_common_app

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библиотеки для работы с ребитом и протоколы

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diint_utilites_common_app src log json_logger_formatter.erl
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src/log/json_logger_formatter.erl 

-module(json_logger_formatter).



-export([format/2]).



format( #{level := Level,

      msg := Message,

      meta := #{pid := Pid,

      time := Timestamp,

      line := Line,

      mfa := {MODULE, FUNCTION_NAME, _FUNCTION_ARITY}

      }} = MI, _FConfig)->

  case jsone:try_encode(#{level => Level, message => get_message(Message), pid => Pid, timestamp => Timestamp, line => Line, module => MODULE, func_name => FUNCTION_NAME}) of

    {ok,Bin} -> Bin;

    _else -> case jsone:try_encode(#{message => logger_formatter:format(MI,get_default_config()), level => <<"Fatal">>}) of

                  {ok,Bin} -> Bin;

                  _else -> jsone:try_encode(#{message => "критическая ошибка логирования", level => <<"Fatal">>})

    end

  end.





get_message({report, Report})->

  Report;

get_message({string, Chardata})->

unicode:characters_to_binary(Chardata);

get_message({Io, Data})-> io_lib:format(Io,Data).



get_default_config()->

  #{chars_limit => unlimited,

      depth =>  unlimited,

      legacy_header => true,

      max_size => unlimited,

      report_cb => fun(Report) -> logger:format_report(Report) end,

      single_line => false,

      template => [time," ",level,": ",msg,"\n"],

      time_designator => $T,

      time_offset => ""}.