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Fix GetFilesChangedBetween if the file name may be escaped #23272

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Mar 3, 2023
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11 changes: 9 additions & 2 deletions modules/git/repo_compare.go
Original file line number Diff line number Diff line change
Expand Up @@ -277,11 +277,18 @@ func (repo *Repository) GetPatch(base, head string, w io.Writer) error {

// GetFilesChangedBetween returns a list of all files that have been changed between the given commits
func (repo *Repository) GetFilesChangedBetween(base, head string) ([]string, error) {
stdout, _, err := NewCommand(repo.Ctx, "diff", "--name-only").AddDynamicArguments(base + ".." + head).RunStdString(&RunOpts{Dir: repo.Path})
stdout, _, err := NewCommand(repo.Ctx, "diff", "--name-only", "-z").AddDynamicArguments(base + ".." + head).RunStdString(&RunOpts{Dir: repo.Path})
if err != nil {
return nil, err
}
return strings.Split(stdout, "\n"), err
split := strings.Split(stdout, "\000")

// Because Git will always emit filenames with a terminal NUL ignore the last entry in the split - which will always be empty.
if len(split) > 0 {
split = split[:len(split)-1]
}

return split, err
}

// GetDiffFromMergeBase generates and return patch data from merge base to head
Expand Down