diff options
Diffstat (limited to 'object/tree/parse.go')
| -rw-r--r-- | object/tree/parse.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/object/tree/parse.go b/object/tree/parse.go index b1069918..90519705 100644 --- a/object/tree/parse.go +++ b/object/tree/parse.go @@ -17,6 +17,7 @@ import ( func Parse(body []byte, objectFormat id.ObjectFormat) (*Tree, error) { tree := new(Tree) idSize := objectFormat.Size() + seen := make(map[string]struct{}) i := 0 for i < len(body) { @@ -65,6 +66,12 @@ func Parse(body []byte, objectFormat id.ObjectFormat) (*Tree, error) { } } + if _, dup := seen[entry.Name]; dup { + return nil, fmt.Errorf("%w: duplicate entry name %q", ErrInvalidTree, entry.Name) + } + + seen[entry.Name] = struct{}{} + tree.entries = append(tree.entries, entry) } |