log

type LogLevel logrus.Level

type Logger interface {
	IsLevelEnabled(level LogLevel) bool
	Printf(format string, a ...interface{})
	Log(level LogLevel, format string, a ...interface{})
	Debug(format string, a ...interface{})
	Info(format string, a ...interface{})
	// Warn logs a message. The err field can be left `nil`, otherwise the logger will format it into the message.
	Warn(err error, format string, a ...interface{})
	// Error logs an error. The err field can be left `nil`, otherwise the logger will format it into the message.
	Error(err error, format string, a ...interface{})
	// Nested return a new logger instance. `name` is the extra prefix to be prepended to each message. Leaving it blank
	// will add no additional prefix. The new Logger will inherit the properties of the original.
	Nested(name string) Logger
	// GetConfig Returns a copy of the LoggerConfig associated with this Logger. This is meant to be used by the framework.
	GetConfig() *LoggerConfig
	// SetStream sets the output of this Logger. This is meant to be used by the framework.
	SetStream(config *LoggerStreamConfig)
}

type LoggerConfig struct {
	Path   string
	Prefix string
}

type LoggerStreamConfig struct {
	Path   string
	Writer io.Writer
}