func getMetrics(r request.Request) *metrics.RoundTripMetrics {
m, ok := r.GetUserData(cbreakerMetrics)
if !ok {
return nil
}
return m.(*metrics.RoundTripMetrics)
}
func (c *CircuitBreaker) shouldRecordMetrics(r request.Request) bool {
_, ok := r.GetUserData(cbreakerRecordMetrics)
return ok
}