func signatureFunc(on bool, names ...string) func(labels.Labels) uint64 {
	// TODO(fabxc): ensure names are sorted and then use that and sortedness
	// of labels by names to speed up the operations below.
	// Alternatively, inline the hashing and don't build new label sets.
	if on {
		return func(lset labels.Labels) uint64 { return lset.HashForLabels(names...) }
	}
	return func(lset labels.Labels) uint64 { return lset.HashWithoutLabels(names...) }
}
func signatureFunc(on bool, names ...string) func(labels.Labels) uint64 {
	
	
	
	if on {
		return func(lset labels.Labels) uint64 { return lset.HashForLabels(names...) }
	}
	return func(lset labels.Labels) uint64 { return lset.HashWithoutLabels(names...) }
}
func signatureFunc ( on bool , names ... string ) func ( labels . Labels ) uint64 { // TODO(fabxc): ensure names are sorted and then use that and sortedness // of labels by names to speed up the operations below. // Alternatively, inline the hashing and don't build new label sets. if on { return func ( lset labels . Labels ) uint64 { return lset . HashForLabels ( names ... ) } } return func ( lset labels . Labels ) uint64 { return lset . HashWithoutLabels ( names ... ) } }
// signatureFunc returns a function that calculates the signature for a metric
// ignoring the provided labels. If on, then the given labels are only used instead.
signatureFunc returns a function that calculates the signature for a metric ignoring the provided labels . If on then the given labels are only used instead .