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package objectid
import "fmt"
// FromBytes builds an object ID from raw bytes for the specified algorithm.
func FromBytes(algo Algorithm, b []byte) (ObjectID, error) {
var id ObjectID
if algo.Size() == 0 {
return id, ErrInvalidAlgorithm
}
if len(b) != algo.Size() {
return id, fmt.Errorf("%w: got %d bytes, expected %d", ErrInvalidObjectID, len(b), algo.Size())
}
copy(id.data[:], b)
id.algo = algo
return id, nil
}
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