func()

in prometheus/alert/alert_rule.go [60:73]

• 13 lines of code
• 4 McCabe index (conditional complexity)

func (f *File) ReplaceRule(newRule rulefmt.Rule) error {
	ruleIdx := -1
	for idx, rule := range f.RuleGroups[0].Rules {
		if rule.Alert == newRule.Alert {
			ruleIdx = idx
		}
	}
	if ruleIdx < 0 {
		return fmt.Errorf("rule %s does not exist", newRule.Alert)
	}

	f.RuleGroups[0].Rules[ruleIdx] = newRule
	return nil
}