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gauge.go
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gauge.go
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package emetric
import "github.com/prometheus/client_golang/prometheus"
// GaugeVecOpts ...
type GaugeVecOpts struct {
Namespace string
Subsystem string
Name string
Help string
Labels []string
}
// GaugeVec ...
type GaugeVec struct {
*prometheus.GaugeVec
}
// Build ...
func (opts GaugeVecOpts) Build() *GaugeVec {
vec := prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: opts.Namespace,
Subsystem: opts.Subsystem,
Name: opts.Name,
Help: opts.Help,
}, opts.Labels)
prometheus.MustRegister(vec)
return &GaugeVec{
GaugeVec: vec,
}
}
// NewGaugeVec ...
func NewGaugeVec(name string, labels []string) *GaugeVec {
return GaugeVecOpts{
Namespace: DefaultNamespace,
Name: name,
Help: name,
Labels: labels,
}.Build()
}
// Inc ...
func (gv *GaugeVec) Inc(labels ...string) {
gv.WithLabelValues(labels...).Inc()
}
// Add ...
func (gv *GaugeVec) Add(v float64, labels ...string) {
gv.WithLabelValues(labels...).Add(v)
}
// Set ...
func (gv *GaugeVec) Set(v float64, labels ...string) {
gv.WithLabelValues(labels...).Set(v)
}