client_golang/prometheus/metric/desc.go

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2015-11-27 17:56:42 +03:00
import "fmt"
func NewDesc(
namespace, subsystem, name string,
help string,
constLabels Labels,
variableLabels []string,
) Desc {
fqName := buildFQName(namespace, subsystem, name)
if !metricNameRE.MatchString(fqName) {
return NewInvalidDesc(fmt.Errorf("%q is not a valid metric name", fqName))
}
if help == "" {
return NewInvalidDesc(fmt.Errorf("empty help string for metric %q", fqName))
}
return nil // TODO
}
type regularDesc struct {
baseDesc
fqName, help string
constLabelPairs []*dto.LabelPair
variableLabels []string
}
type prefixDesc struct {
baseDesc
prefix string
}
type Set struct {
regular map[string]*regularDesc
// The prefix ones should be tries. But it's unlikely to have many of them.
prefix []*prefixDesc
}
func (s *Set) Add(d Desc) error {
if d.Error() != nil {
return d.Error()
}
return nil
}
func (s *Set) Remove(d Desc) bool {
return false
}