el

type Conf struct {
	// Prefix is the prefix of a log.
	Prefix string

	// The logs are write to these outputs.
	Outs []io.Writer

	// Value is the value, that every log will include.
	Value map[string]interface{}

	// Format is the log format.
	Format string

	// AddCaller specific should the log add caller.
	AddCaller bool

	// CallerSkip specific the runtime.Caller(skip) skip number.
	CallerSkip int

	// AddTime specific should the log add time.
	AddTime bool

	// TimeFormat specific the log's time format.
	// "unixnano" and "unix" indicates time.UnixNano() and time.Unix()
	TimeFormat string

	// NotPanic specific should the log panic after panic method.
	NotPanic bool

	// NotFatal specific should the log exit after panic method.
	NotFatal bool

	// LowestLevel specific the lowest log level.
	// level less than LowestLevel will not be log.
	LowestLevel level
}

type Map map[string]interface{}