middlewares

const (
	Method      = 1 << 0 // 0. LogMethod
	RemoteAddr  = 1 << 1 // 1. LogRemoteAddr
	RequestID   = 1 << 2 // 2. LogRequestID
	UserAgent   = 1 << 3 // 3. LogUserAgent
	Query       = 1 << 4 // 4. Query
	ContentType = 1 << 5 // 5. LogContentType
	Request     = 1 << 6 // 6. Request

	Response            = 1 << 10          // 10. LogResponse
	ResponseContentType = 1<<11 + Response // 11. LogResponseContentType (+10)
	ResponseLength      = 1<<12 + Response // 12. LogResponseLength (+10)
	ResponseStatus      = 1<<13 + Response // 13. LogResponseStatus (+10)

	Duration = 1 << 15 // 15. LogDuration
)