Blame support for files

This also includes a diff package and revlist package (needed by
blame)

Some extra packfiles (<1MB) are also included, to be used as fixtures in
the tests.

1 files changed, 2 insertions, 1 deletions

diff --git a/tree.go b/tree.go
index 2dcc5af..5e79555 100644
--- a/tree.go
+++ b/tree.go
@@ -50,7 +50,7 @@ func (t *Tree) walkEntries(base string, ch chan *File) {
 		blob := &Blob{}
 		blob.Decode(obj)
 
-		ch <- &File{Name: filepath.Join(base, entry.Name), Reader: blob.Reader()}
+		ch <- &File{Name: filepath.Join(base, entry.Name), Reader: blob.Reader(), Hash: entry.Hash}
 	}
 }
 
@@ -119,4 +119,5 @@ func (i *TreeIter) Next() (*Tree, error) {
 type File struct {
 	Name string
 	io.Reader
+	Hash core.Hash
 }