Function NewDetector

clientfeatures/detector.go:21–41

NewDetector creates a new Detector instance

(config *Config)

// NewDetector creates a new Detector instance
func NewDetector(config *Config) *Detector {
	vary := make([]string, 0, 5)

	if config.AutoWebp || config.EnforceWebp ||
		config.AutoAvif || config.EnforceAvif ||
		config.AutoJxl || config.EnforceJxl {
		vary = append(vary, httpheaders.Accept)
	}

	if config.EnableClientHints {
		vary = append(
			vary,
			httpheaders.SecChDpr, httpheaders.Dpr, httpheaders.SecChWidth, httpheaders.Width,
		)
	}

	return &Detector{
		config: config,
		vary:   strings.Join(vary, ", "),
	}
}

// Features detects client features from HTTP headers
func (d *Detector) Features(header http.Header) Features {