Re: [PATCHv2 2/7] revision.h: introduce blob/tree walking in order of the commits

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Hi Stefan,

On Wed, 1 Nov 2017, Stefan Beller wrote:

> On Wed, Nov 1, 2017 at 5:37 AM, Junio C Hamano <gitster@xxxxxxxxx> wrote:
> > On Wed, Nov 1, 2017 at 9:26 PM, Johannes Schindelin
> > <Johannes.Schindelin@xxxxxx> wrote:
> >>
> >>         ...
> >>         (
> >>                 for x in four three
> >>                 do
> >>                         git rm $x &&
> >>                         git commit -m "remote $x" ||
> >>                         exit
> >>                 done
> >>         ) &&
> >>         test 0 -eq $? &&
> >>         ...
> >>
> >> Ugly? Yes. Correct? Also yes.
> >
> > I think returning non-zero with "return" is how other tests avoid an
> > extra level of subshell.
> > Ugly? Yes. Correct? Questionable but it seems to work for those who
> > wrote them ;-)
> 
> I think I'll go without the extra subshell and with s/return 1/false/ as
> the exact value doesn't matter.

You mean

	for ...
	do
		xyz ||
		false
	done

? That does not work. Try this:

	for a in 1 2 3; do echo $a && false; done && echo done

While it does not print `done`, it will print all of 1, 2 and 3.

Ciao,
Dscho



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