On Wed, Jun 01, 2016 at 03:07:59PM -0400, Jeff King wrote:
> On Wed, Jun 01, 2016 at 07:31:00PM +0100, John Keeping wrote:
>
> > > > reset_submodule_urls () {
> > > > - local root
> > > > - root=$(pwd) &&
> > > > (
> > > > + root=$(pwd) &&
> > > > cd super-clone/submodule &&
> > > > git config remote.origin.url "$root/submodule"
> > > > ) &&
> > > > (
> > > > + root=$(pwd) &&
> > > > cd super-clone/submodule/sub-submodule &&
> > > > git config remote.origin.url "$root/submodule"
> > [...]
> > I wonder if it's relevant that the "local root" line isn't &&-chained?
> > Is it possible that on some shells we ignore an error but everything
> > still works?
>
> I don't think so. We're inside a function, so we wouldn't affect any
> outer &&-chaining in the function (and there isn't any in the caller
> anyway). I think it's a reasonable custom not to bother &&-chaining
> "local" lines, as they come at the top of a function and can't fail.
Can't fail if the shell supports "local", but if we're in a shell that
doesn't support it, then the lack of "&&" may allow us to just carry on.
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