Function NewLoggerV2

grpclog/internal/loggerv2.go:249–267

NewLoggerV2 creates a new LoggerV2 instance with the provided configuration. The infoW, warningW, and errorW writers are used to write log messages of different severity levels.

(infoW, warningW, errorW io.Writer, c LoggerV2Config)

// The infoW, warningW, and errorW writers are used to write log messages of
// different severity levels.
func NewLoggerV2(infoW, warningW, errorW io.Writer, c LoggerV2Config) LoggerV2 {
	flag := log.LstdFlags
	if c.FormatJSON {
		flag = 0
	}

	warningW = combineLoggers(infoW, warningW)
	errorW = combineLoggers(errorW, warningW)

	fatalW := errorW

	m := []*log.Logger{
		log.New(infoW, "", flag),
		log.New(warningW, "", flag),
		log.New(errorW, "", flag),
		log.New(fatalW, "", flag),
	}
	return &loggerT{m: m, v: c.Verbosity, jsonFormat: c.FormatJSON}
}