Re: "git diff-files" command reports differences that don't exist

On Fri, Mar 5, 2021 at 4:50 PM Junio C Hamano [off-list ref] wrote:

This is totally expected behaviour.  In general when you are working
with plumbing commands like diff-files and diff-index, you are
expected to do "update-index --refresh" upfront.

A plumbing command "git diff" has an equivalent of "update-index
--refresh" built into it, but the plumbing commands are designed
to be used in scripts, and in order to allow scripting programmers
to avoid making unnecessary "update-index --refresh", e.g.

Did you mean:

    A porcelain command "git diff" has an equivalent...

?