func metadataForMetric()

in collector/receiver/prometheusreceiver/internal/metadata.go [57:78]

• 19 lines of code
• 5 McCabe index (conditional complexity)

func metadataForMetric(metricName string, mc scrape.MetricMetadataStore) (*scrape.MetricMetadata, string) {
	if metadata, ok := internalMetricMetadata[metricName]; ok {
		return metadata, metricName
	}
	if metadata, ok := mc.GetMetadata(metricName); ok {
		return &metadata, metricName
	}
	// If we didn't find metadata with the original name,
	// try with suffixes trimmed, in-case it is a "merged" metric type.
	normalizedName := normalizeMetricName(metricName)
	if metadata, ok := mc.GetMetadata(normalizedName); ok {
		if metadata.Type == model.MetricTypeCounter {
			return &metadata, metricName
		}
		return &metadata, normalizedName
	}
	// Otherwise, the metric is unknown
	return &scrape.MetricMetadata{
		Metric: metricName,
		Type:   model.MetricTypeUnknown,
	}, metricName
}