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package prometheus
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import (
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"github.com/prometheus/client_golang/prometheus"
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"github.com/go-kratos/kratos/v2/metrics"
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)
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var _ metrics.Observer = (*summary)(nil)
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type summary struct {
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sv *prometheus.SummaryVec
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lvs []string
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}
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// NewSummary new a prometheus summary and returns Histogram.
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func NewSummary(sv *prometheus.SummaryVec) metrics.Observer {
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return &summary{
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sv: sv,
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}
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}
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func (s *summary) With(lvs ...string) metrics.Observer {
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return &summary{
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sv: s.sv,
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lvs: lvs,
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}
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}
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func (s *summary) Observe(value float64) {
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s.sv.WithLabelValues(s.lvs...).Observe(value)
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}
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