package log import "io" type ( // Logger defines the logging interface. Logger interface { SetOutput(io.Writer) SetLevel(uint8) Print(...interface{}) Printf(string, ...interface{}) Debug(...interface{}) Debugf(string, ...interface{}) Info(...interface{}) Infof(string, ...interface{}) Warn(...interface{}) Warnf(string, ...interface{}) Error(...interface{}) Errorf(string, ...interface{}) Fatal(...interface{}) Fatalf(string, ...interface{}) } )