Function init

ch07/lru/main.go:27–33

()

var cache *lru.Cache[int, string]

func init() {
	cache, _ = lru.NewWithEvict(2,
		func(key int, value string) {
			fmt.Printf("Evicted: key=%d value=%s\n", key, value)
		},
	)
}

func main() {
	cache.Add(1, "a") // adds 1