caches

type Config struct {
	StorageType StorageType
	Dir         string
}

type Interface[T any] interface {
	// Remember value by key. If key is exists and ttl is not expired then return value without call callback.
	// If key is not exists or ttl is expired then call callback and remember value by key.
	// Error is returned from callback if failed.
	Remember(key string, ttlS uint64, callback func() (T, error)) (T, error)

	// Clear all cache.
	Clear()

	// Forget cache value by key.
	Forget(key string) (T, error)

	// Determine your own logic with function to forget cache by key
	ForgetFn(func(key string) (T, error)) (T, error)

	// Get length of cache.
	Length() uint64

	// Get cache value by key
	Get(key string) (T, error)

	// Get keys that stored on caches
	Keys() []string
}

type StorageType string