Re: [PATCH] revision: allow pseudo options after --end-of-options

[Junio C Hamano <gitster@pobox.com>]

Jeff King <peff@peff.net> writes:

> On Mon, Jul 12, 2021 at 11:47:23AM -0700, Junio C Hamano wrote:
>
>> Jeff King <peff@peff.net> writes:
>> 
>> > I don't think fully-qualifying refs is a complete solution, though. The
>> > common use case for --end-of-options is that you're passing along names
>> > from somewhere else, and you don't know how to qualify them. E.g., in:
>> >
>> >   git rev-list --end-of-options "$rev" --
>> >
>> > you need to behave differently if you got "1234abcd" versus "foo" versus
>> > "refs/heads/foo".
>> 
>> I suspect that you can prefix "^^" unconditionally, just like --not
>> can be emulated away by unconditionally prefixing "^".
>
> That would be clever, but I think we only parse a single "^":
>
>   $ git rev-list ^HEAD
>   [no output]
>   $ git rev-list ^^HEAD
>   fatal: bad revision '^^HEAD'
>
>   $ git rev-parse ^HEAD
>   ^d486ca60a51c9cb1fe068803c3f540724e95e83a
>   $ git rev-parse ^^HEAD
>   ^^HEAD
>   fatal: ambiguous argument '^^HEAD': unknown revision or path not in the working tree.
>
> -Peff

;-)  Surprised.