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Re: Bug(feature?) on git-diff-files

On Thu, Apr 11, 2019 at 7:49 PM NoName Req <nonamereq29@xxxxxxxxx> wrote:
> Summary
>    `git -C (folder path) diff-files --name-only` output is not correct
> Steps to Reproduce
> 1. Apply change to a clean git repository. Go to another folder (not
> within this repository) and apply the command
>    `git -C repo-path diff-files --name-only`
> The above command lists dirty files in that repository.
> 2. Now undo your changes on the repository
> 3. Issue the same command. It still lists the file.
> More Information
> `git -C repo-path diff`  command doesn't seem to have this problem.

I haven't tried to reproduce. But my first impression is diff-files,
as a low-level plumbing sometimes requires you to refresh the index
first. Sometimes without that, you'll get wrong output.

"git diff" is a more high-level command that always refreshes the
index internally.

> System Information
> Arch Linux 5.0.7-arch1-1-ARCH
> git version 2.21.0