func()

in metrics/metric.go [100:127]

• 24 lines of code
• 6 McCabe index (conditional complexity)

func (r *lazyMetric) preprocessMetric(version semver.Version) {
	disabledMetricsLock.RLock()
	defer disabledMetricsLock.RUnlock()
	// disabling metrics is higher in precedence than showing hidden metrics
	if _, ok := disabledMetrics[r.fqName]; ok {
		r.isHidden = true
		return
	}
	selfVersion := r.self.DeprecatedVersion()
	if selfVersion == nil {
		return
	}
	r.markDeprecationOnce.Do(func() {
		if selfVersion.LTE(version) {
			r.isDeprecated = true
		}

		if ShouldShowHidden() {
			klog.Warningf("Hidden metrics (%s) have been manually overridden, showing this very deprecated metric.", r.fqName)
			return
		}
		if shouldHide(&version, selfVersion) {
			// TODO(RainbowMango): Remove this log temporarily. https://github.com/kubernetes/kubernetes/issues/85369
			// klog.Warningf("This metric has been deprecated for more than one release, hiding.")
			r.isHidden = true
		}
	})
}