prometheus/prometheus.go
func (c *Counter) Metrics() (cs []prometheus.Collector) {
	return []prometheus.Collector{c.vector}
}
func (c *Counter) Metrics() (cs []prometheus.Collector) {
	return []prometheus.Collector{c.vector}
}
func ( c * Counter ) Metrics ( ) ( cs [ ] prometheus . Collector ) { return [ ] prometheus . Collector { c . vector } }
// Metrics retuns all Prometheus metrics that
// should be registered.
Metrics retuns all Prometheus metrics that should be registered .