cache

type Cache struct {
	// contains filtered or unexported fields
}

type CacheWithErr struct {
	// contains filtered or unexported fields
}

type Entry struct {
	// protects state in this object.
	syncz.Mutex
	// Expires holds the time when this entry should be removed from the cache.
	Expires time.Time
	// Item is the cached item.
	Item interface{}
}

type ErrCacher interface {
	// GetError retrieves a cached error.
	// Returns nil if no cached error found or if there was a problem accessing the cache.
	GetError(ctx context.Context, key interface{}) error
	// CacheError puts error into the cache.
	CacheError(ctx context.Context, key interface{}, err error, errTtl time.Duration)
}

type GetItemDirectly func() (interface{}, error)