log

func Critical(args ...interface{})

func Criticalf(format string, args ...interface{})

func Debug(args ...interface{})

func Debugf(format string, args ...interface{})

func Error(args ...interface{})

func Errorf(format string, args ...interface{})

func Fatal(args ...interface{})

func Fatalf(format string, args ...interface{})

func Info(args ...interface{})

func Infof(format string, args ...interface{})

func Notice(args ...interface{})

func Noticef(format string, args ...interface{})