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// Package objectdb provides storage interfaces for Git objects.
package objectdb
import (
"errors"
"codeberg.org/lindenii/furgit/objectid"
"codeberg.org/lindenii/furgit/objecttype"
)
// ErrObjectNotFound indicates that an object does not exist in a backend.
// TODO: This might need to be an interface or otherwise be able to encapsulate multiple concrete backends'
var ErrObjectNotFound = errors.New("objectdb: object not found")
// ObjectDB reads Git objects by object ID.
type ObjectDB interface {
// ReadBytesFull reads a full serialized object as "type size\\x00content".
// If hashed with the same algorithm it MUST match the object ID.
ReadBytesFull(id objectid.ObjectID) ([]byte, error)
// ReadBytesContent reads an object's type and content bytes.
ReadBytesContent(id objectid.ObjectID) (objecttype.Type, []byte, error)
// ReadHeader reads an object's type and declared content length.
ReadHeader(id objectid.ObjectID) (objecttype.Type, int64, error)
// Close releases resources associated with the backend.
Close() error
}
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