(idx *Index)
| 239 | } |
| 240 | |
| 241 | func (d *Decoder) readExtensions(idx *Index) error { |
| 242 | // TODO: support 'Split index' and 'Untracked cache' extensions, take in |
| 243 | // count that they are not supported by jgit or libgit |
| 244 | |
| 245 | var expected []byte |
| 246 | var peeked []byte |
| 247 | var err error |
| 248 | |
| 249 | // we should always be able to peek for 4 bytes (header) + 4 bytes (extlen) + final hash |
| 250 | // if this fails, we know that we're at the end of the index |
| 251 | peekLen := 4 + 4 + d.hash.Size() |
| 252 | |
| 253 | for { |
| 254 | expected = d.hash.Sum(nil) |
| 255 | peeked, err = d.buf.Peek(peekLen) |
| 256 | if len(peeked) < peekLen { |
| 257 | // there can't be an extension at this point, so let's bail out |
| 258 | break |
| 259 | } |
| 260 | if err != nil { |
| 261 | return err |
| 262 | } |
| 263 | |
| 264 | err = d.readExtension(idx) |
| 265 | if err != nil { |
| 266 | return err |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | return d.readChecksum(expected) |
| 271 | } |
| 272 | |
| 273 | func (d *Decoder) readExtension(idx *Index) error { |
| 274 | var header [4]byte |
no test coverage detected