object/tree: Update docs

1 files changed, 4 insertions, 0 deletions

diff --git a/object/tree/insert.go b/object/tree/insert.go
index bca4aa49..2da86514 100644
--- a/object/tree/insert.go
+++ b/object/tree/insert.go
@@ -6,11 +6,15 @@ import (
 )
 
 // InsertEntry inserts a tree entry while preserving Git ordering.
+//
+// InsertEntry copies newEntry.Name.
 func (tree *Tree) InsertEntry(newEntry TreeEntry) error {
 	if tree.entry(newEntry.Name, true) != nil || tree.entry(newEntry.Name, false) != nil {
 		return fmt.Errorf("object: tree: entry %q already exists", newEntry.Name)
 	}
 
+	newEntry.Name = append([]byte(nil), newEntry.Name...)
+
 	newIsTree := newEntry.Mode == FileModeDir
 	insertAt := sort.Search(len(tree.Entries), func(i int) bool {
 		return TreeEntryNameCompare(tree.Entries[i].Name, tree.Entries[i].Mode, newEntry.Name, newIsTree) >= 0