diff options
Diffstat (limited to 'plumbing')
| -rw-r--r-- | plumbing/format/index/encoder.go | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/plumbing/format/index/encoder.go b/plumbing/format/index/encoder.go index fa2d814..c292c2c 100644 --- a/plumbing/format/index/encoder.go +++ b/plumbing/format/index/encoder.go @@ -3,6 +3,7 @@ package index import ( "bytes" "errors" + "fmt" "io" "sort" "time" @@ -35,6 +36,11 @@ func NewEncoder(w io.Writer) *Encoder { // Encode writes the Index to the stream of the encoder. func (e *Encoder) Encode(idx *Index) error { + return e.encode(idx, true) +} + +func (e *Encoder) encode(idx *Index, footer bool) error { + // TODO: support v4 // TODO: support extensions if idx.Version > EncodeVersionSupported { @@ -49,7 +55,10 @@ func (e *Encoder) Encode(idx *Index) error { return err } - return e.encodeFooter() + if footer { + return e.encodeFooter() + } + return nil } func (e *Encoder) encodeHeader(idx *Index) error { @@ -135,6 +144,29 @@ func (e *Encoder) encodeEntry(entry *Entry) error { return binary.Write(e.w, []byte(entry.Name)) } +func (e *Encoder) encodeRawExtension(signature string, data []byte) error { + if len(signature) != 4 { + return fmt.Errorf("invalid signature length") + } + + _, err := e.w.Write([]byte(signature)) + if err != nil { + return err + } + + err = binary.WriteUint32(e.w, uint32(len(data))) + if err != nil { + return err + } + + _, err = e.w.Write(data) + if err != nil { + return err + } + + return nil +} + func (e *Encoder) timeToUint32(t *time.Time) (uint32, uint32, error) { if t.IsZero() { return 0, 0, nil |