func()

in sample-apps/prometheus-sample-app/metrics/metrics_collector.go [136:150]

• 15 lines of code
• 2 McCabe index (conditional complexity)

func (mc *metricCollector) registerHistogram(count int) {
	for idx := 0; idx < count; idx++ {
		namespace := "test"
		histogram := prometheus.NewHistogramVec(
			prometheus.HistogramOpts{
				Namespace: namespace,
				Name:      fmt.Sprintf("histogram%v", idx),
				Help:      "This is my histogram",
				Buckets:   []float64{0.1, 0.5, 1},
			},
			append([]string{"datapoint_id"}, mc.labelKeys...))
		promRegistry.MustRegister(histogram)
		mc.histograms = append(mc.histograms, histogram)
	}
}