diff options
Diffstat (limited to 'plumbing/object/commit.go')
| -rw-r--r-- | plumbing/object/commit.go | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/plumbing/object/commit.go b/plumbing/object/commit.go index 772ce17..a994efb 100644 --- a/plumbing/object/commit.go +++ b/plumbing/object/commit.go @@ -92,14 +92,15 @@ func (c *Commit) NumParents() int { return len(c.ParentHashes) } -var ErrNoParents = errors.New("commit has no parents") +var ErrParentNotFound = errors.New("commit parent not found") -// FirstParent returns the first parent of c. -func (c *Commit) FirstParent() (*Commit, error) { - if len(c.ParentHashes) == 0 { - return nil, ErrNoParents +// Parent returns the ith parent of a commit. +func (c *Commit) Parent(i int) (*Commit, error) { + if len(c.ParentHashes) == 0 || i > len(c.ParentHashes)-1 { + return nil, ErrParentNotFound } - return GetCommit(c.s, c.ParentHashes[0]) + + return GetCommit(c.s, c.ParentHashes[i]) } // File returns the file with the specified "path" in the commit and a |