rules/alerting.go
func (r *AlertingRule) SetEvaluationTimestamp(ts time.Time) {
	r.mtx.Lock()
	defer r.mtx.Unlock()
	r.evaluationTimestamp = ts
}
func (r *AlertingRule) SetEvaluationTimestamp(ts time.Time) {
	r.mtx.Lock()
	defer r.mtx.Unlock()
	r.evaluationTimestamp = ts
}
func ( r * AlertingRule ) SetEvaluationTimestamp ( ts time . Time ) { r . mtx . Lock ( ) defer r . mtx . Unlock ( ) r . evaluationTimestamp = ts }
// SetEvaluationTimestamp updates evaluationTimestamp to the timestamp of when the rule was last evaluated.
SetEvaluationTimestamp updates evaluationTimestamp to the timestamp of when the rule was last evaluated .