diff options
Diffstat (limited to 'storage/filesystem/internal/index/index.go')
-rw-r--r-- | storage/filesystem/internal/index/index.go | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/storage/filesystem/internal/index/index.go b/storage/filesystem/internal/index/index.go deleted file mode 100644 index 412b78f..0000000 --- a/storage/filesystem/internal/index/index.go +++ /dev/null @@ -1,71 +0,0 @@ -package index - -import ( - "fmt" - "io" - - "gopkg.in/src-d/go-git.v4/core" - "gopkg.in/src-d/go-git.v4/formats/idxfile" - "gopkg.in/src-d/go-git.v4/formats/packfile" - "gopkg.in/src-d/go-git.v4/storage/memory" -) - -// Index is a database of objects and their offset in a packfile. -// Objects are identified by their hash. -type Index map[core.Hash]int64 - -func New() Index { - return make(Index) -} - -// Decode decodes a idxfile into the Index -func (i *Index) Decode(r io.Reader) error { - d := idxfile.NewDecoder(r) - idx := &idxfile.Idxfile{} - if err := d.Decode(idx); err != nil { - return err - } - - for _, e := range idx.Entries { - fmt.Println(e.CRC32) - (*i)[e.Hash] = int64(e.Offset) - } - - return nil -} - -// NewFrompackfile returns a new index from a packfile reader. -func NewFromPackfile(r io.Reader) (Index, core.Hash, error) { - o := memory.NewStorage().ObjectStorage() - s := packfile.NewScannerFromReader(r) - d := packfile.NewDecoder(s, o) - - checksum, err := d.Decode() - if err != nil { - return nil, core.ZeroHash, err - } - - index := Index(d.Offsets()) - return index, checksum, d.Close() -} - -// Get returns the offset that an object has the packfile. -func (i Index) Get(h core.Hash) (int64, error) { - o, ok := i[h] - if !ok { - return 0, core.ErrObjectNotFound - } - - return o, nil -} - -// Set adds a new hash-offset pair to the index, or substitutes an existing one. -func (i Index) Set(h core.Hash, o int64) error { - /*if _, ok := i[h]; ok { - return fmt.Errorf("index.Set failed: duplicated key: %s", h) - }*/ - - i[h] = o - - return nil -} |