Method loadFromCache

internal/backend/cache/backend.go:139–151

loadFromCache will try to load the file from the cache.

(h backend.Handle, length int, offset int64, consumer func(rd io.Reader) error)

// loadFromCache will try to load the file from the cache.
func (b *Backend) loadFromCache(h backend.Handle, length int, offset int64, consumer func(rd io.Reader) error) (bool, error) {
	rd, inCache, err := b.Cache.load(h, length, offset)
	if err != nil {
		return inCache, err
	}

	err = consumer(rd)
	if err != nil {
		_ = rd.Close() // ignore secondary errors
		return true, err
	}
	return true, rd.Close()
}

// Load loads a file from the cache or the backend.
func (b *Backend) Load(ctx context.Context, h backend.Handle, length int, offset int64, consumer func(rd io.Reader) error) error {