Method tryAppendLabel

server/controller/prometheus/label.go:428–432

(name, value string)

}

func (d *dataToEncode) tryAppendLabel(name, value string) {
	if _, ok := d.cache.Label.GetIDByKey(cache.NewLabelKey(name, value)); !ok {
		d.labels.Add(cache.NewLabelKey(name, value))
	}
}