bug#42145: vc-git file order mismatch between vc-dir and vc-diff

[Dmitry Gutov]

On 02.07.2020 00:44, Juri Linkov wrote:
>> 'git diff' has a '-O' argument, which accepts <orderfile>. Maybe
>> it'll help, but I kind of doubt that. Ideas welcome.

> Maybe it's possible to write a diff-mode function to sort file hunks
> in
> vc-diff output buffer?  Maybe by just giving the right file-beginning
> regexp to sort-subr?

Which sort-subr?

Overall, it sounds possible. But I would be careful about making the 
display of long diffs slower.

> > The idea is, you open a diff, maybe split some of the hunks, kill the ones
> > you don't need (diff-mode supports all these operations), and then commit
> > the remaining ones, from multiple files, if needed. Seems like a good
> > replacement for 'git add -p' for Emacs power users.
> But I wonder how it could handle binary files where git-diff output says just
> "Binary files differ".

Perhaps it wouldn't.

Or perhaps it would check them in wholesale, without choosing individual 
pieces inside.