private static void WriteLevel(LogEvent logEvent, TextWriter builder)
        {
            var text = logEvent.Level switch
            {
                LogEventLevel.Verbose => "VRB",
                LogEventLevel.Debug => "DBG",
                LogEventLevel.Information => "INF",
                LogEventLevel.Warning => "WRN",
                LogEventLevel.Error => "ERR",
                LogEventLevel.Fatal => "FTL",
                _ => null,
            };

            var colorCode = logEvent.Level switch
            {
                LogEventLevel.Verbose => ColorCode.LvlTokenVrb,
                LogEventLevel.Debug => ColorCode.LvlTokenDbg,
                LogEventLevel.Information => ColorCode.LvlTokenInf,
                LogEventLevel.Warning => ColorCode.LvlTokenWrn,
                LogEventLevel.Error => ColorCode.LvlTokenErr,
                LogEventLevel.Fatal => ColorCode.LvlTokenFtl,
                _ => ColorCode.LvlTokenInf,
            };

            ColorCodeContext.Write(builder, colorCode, text);
        }
        private static void WriteException(LogEvent logEvent, TextWriter builder)
        {
            if (logEvent.Exception == null)
            {
                return;
            }

            var lines = logEvent.Exception.ToString().Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);

            foreach (var line in lines)
            {
                var colorCode = line.StartsWith("   ", StringComparison.InvariantCultureIgnoreCase)
                    ? ColorCode.TimeStamp_Property_Exception
                    : ColorCode.Message_Exception;

                ColorCodeContext.Write(builder, colorCode, line + Environment.NewLine);
            }
        }