logstream

type LogEvent struct {
	Error   bool
	Message string
}

type Logger interface {
	Infof(msg string, args ...interface{})
	Warnf(msg string, args ...interface{})
	Debugf(msg string, args ...interface{})
}

type LoggerStream interface {
	Logger
	ID() string
	Stream() <-chan LogEvent
	Close()
}