global storage interface refactor (#112)

* core: ObjectStorage, ReferenceStorage renamed to ObjectStorer and
ReferenceStorer

* rebase

* general, changes request by @alcortes

* general, changes request by @alcortes

1 files changed, 3 insertions, 5 deletions

diff --git a/commit.go b/commit.go
index a66cef8..c42236e 100644
--- a/commit.go
+++ b/commit.go
@@ -37,11 +37,9 @@ func (c *Commit) Tree() (*Tree, error) {
 
 // Parents return a CommitIter to the parent Commits
 func (c *Commit) Parents() *CommitIter {
-	return NewCommitIter(c.r, core.NewObjectLookupIter(
-		c.r.s.ObjectStorage(),
-		core.CommitObject,
-		c.parents,
-	))
+	return NewCommitIter(c.r,
+		core.NewObjectLookupIter(c.r.s, core.CommitObject, c.parents),
+	)
 }
 
 // NumParents returns the number of parents in a commit.