package profile

// TagMatch selects tags for filtering
type TagMatch func(key, val string, nval int64) bool

// FilterSamplesByTag removes all samples from the profile, except
// those that match focus and do not match the ignore regular
// expression.
func (p *Profile) FilterSamplesByTag(focus, ignore TagMatch) (fm, im bool) {
	samples := make([]*Sample, 0, len(p.Sample))
	for _, s := range p.Sample {