Official Go implementation of the Ethereum protocol
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go-ethereum/vendor/github.com/influxdata/influxdb/models/statistic.go

43 lines
1.1 KiB

package models
// Statistic is the representation of a statistic used by the monitoring service.
type Statistic struct {
Name string `json:"name"`
Tags map[string]string `json:"tags"`
Values map[string]interface{} `json:"values"`
}
// NewStatistic returns an initialized Statistic.
func NewStatistic(name string) Statistic {
return Statistic{
Name: name,
Tags: make(map[string]string),
Values: make(map[string]interface{}),
}
}
// StatisticTags is a map that can be merged with others without causing
// mutations to either map.
type StatisticTags map[string]string
// Merge creates a new map containing the merged contents of tags and t.
// If both tags and the receiver map contain the same key, the value in tags
// is used in the resulting map.
//
// Merge always returns a usable map.
func (t StatisticTags) Merge(tags map[string]string) map[string]string {
// Add everything in tags to the result.
out := make(map[string]string, len(tags))
for k, v := range tags {
out[k] = v
}
// Only add values from t that don't appear in tags.
for k, v := range t {
if _, ok := tags[k]; !ok {
out[k] = v
}
}
return out
}