Function BlobFromReader

pkg/schema/schema.go:328–339

BlobFromReader returns a new Blob from the provided Reader r, which should be the body of the provided blobref. Note: the hash checksum is not verified.

(ref blob.Ref, r io.Reader)

// which should be the body of the provided blobref.
// Note: the hash checksum is not verified.
func BlobFromReader(ref blob.Ref, r io.Reader) (*Blob, error) {
	if !ref.Valid() {
		return nil, errors.New("schema.BlobFromReader: invalid blobref")
	}
	var buf bytes.Buffer
	tee := io.TeeReader(r, &buf)
	ss, err := parseSuperset(tee)
	if err != nil {
		return nil, fmt.Errorf("error parsing Blob %v: %w", ref, err)
	}
	return &Blob{ref, buf.String(), ss}, nil
}

// BytesPart is the type representing one of the "parts" in a "file"
// or "bytes" JSON schema.