- 160-bit object name for the object that would result from writing
this span of index as a tree.
- An entry can be in an invalidated state and is represented by having -1
- in the entry_count field.
+ An entry can be in an invalidated state and is represented by having
+ -1 in the entry_count field. In this case, there is no object name
+ and the next entry starts immediately after the newline.
The entries are written out in the top-down, depth-first order. The
first entry represents the root level of the repository, followed by the