cache

type Cache interface {
	// Get gets a cached value by key.
	Get(ctx context.Context, key string) (interface{}, time.Time, error)
	// Put stores a key-value pair into cache.
	Put(ctx context.Context, key string, val interface{}, d time.Duration) error
	// Delete removes a key from cache.
	Delete(ctx context.Context, key string) error
	// String returns the name of the implementation.
	String() string
}