Re: [PATCH v2 1/1] completion: don't complete revs when --no-format-patch

>> While this second hunk here makes perfect sense to me, there is no
>> explanation why we need to change `__git_find_last_on_cmdline ()`. It's
>> already used with "--guess --no-guess" in another place, so I would
>> think that it ought to work alright for this usecase, too. Or is it that
>> the existing callsite of this function is buggy, too? If so, we should
>> likely fix that in a separate patch together with a test.
>>
>> Also, adding a test for git-send-email that exercises this new behaviour
>> would be very much welcome, too.
>
> I'll look this one over again and add some tests eventually.