if pat.conflictsWith(p) {
			s = append(s, p.String())
		}
	}
	slices.Sort(s)
	return s
}

func indexConflicts(pat *pattern, idx *routingIndex) []string {
	var s []string
	idx.possiblyConflictingPatterns(pat, func(p *pattern) error {
		if pat.conflictsWith(p) {
			s = append(s, p.String())
		}
		return nil
	})
	slices.Sort(s)
	return slices.Compact(s)
}