cache

type Cacher interface {
	// Get data from cache. The returned value will be
	// assigned to param `data`. Param `data` should
	// be a pointer just like when using json.Unmarshal.
	Get(ctx context.Context, key string, data interface{}) error
	// Save data to cache.
	Set(ctx context.Context, key string, data interface{}, ttl ...time.Duration) error
	// Delete data from cache.
	Delete(ctx context.Context, key string) error
	// Close cache connection.
	Close() error
}