Re: builtin/config: --name-only doesn't imply --show-names in "git config get"

Patrick Steinhardt [off-list ref] writes:

In any case, I agree that it probably makes sense to do (2). Unless I'm
mistaken, the only case we need to care about is `--regexp`, because
without all the emitted names would be the same anyway.

OK.  And we need to fix the "config --get-all" description, which
does not need --show-names there, I think.

Thanks.