traefik/vendor/github.com/go-kit/kit/metrics/internal/lv/labelvalues.go
2017-03-09 13:13:02 +01:00

14 lines
477 B
Go

package lv
// LabelValues is a type alias that provides validation on its With method.
// Metrics may include it as a member to help them satisfy With semantics and
// save some code duplication.
type LabelValues []string
// With validates the input, and returns a new aggregate labelValues.
func (lvs LabelValues) With(labelValues ...string) LabelValues {
if len(labelValues)%2 != 0 {
labelValues = append(labelValues, "unknown")
}
return append(lvs, labelValues...)
}