behavior

type Authenticator interface {
	AuthHandlers() (func(ctx context.Context, handlers map[string]interface{}) error, error)
}

type Handler interface {
	// Cors is a method that must return the CORS options for an HTTP server.
	Cors() cors.Options
}

type LoggerExtractor interface {
	Extract(ctx context.Context) []logger.Attribute
}

type Recovery interface {
	Recover(ctx context.Context)
}

type Tracer interface {
	// StartMeasurements must retrieve required information from the current
	// application context and initialize any internal information that will
	// be used as metrics for it.
	StartMeasurements(ctx context.Context, serviceType string) (interface{}, error)

	// ComputeMetrics receives an updated context and data returned by the
	// StartMeasurements method to compute the current application metrics.
	ComputeMetrics(ctx context.Context, serviceType string, data interface{}) error
}

type Tracker interface {
	// Generate is responsible for creating a new unique tracker ID.
	Generate() string

	// Add adds a tracker ID into the context and return a new one, updated.
	Add(ctx context.Context, id string) context.Context

	// Retrieve tries to retrieve the tracker ID from the current context and
	// return it.
	Retrieve(ctx context.Context) (string, bool)
}