package logger const ( Debug = iota Info Warn Error ) type Interface interface { Level() int SetLevel(int) int Debug(format string, v ...interface{}) Info(format string, v ...interface{}) Warn(format string, v ...interface{}) Error(format string, v ...interface{}) DebugForce(format string, v ...interface{}) InfoForce(format string, v ...interface{}) WarnForce(format string, v ...interface{}) ErrorForce(format string, v ...interface{}) }