Re: warning handling in Perl scripts

On Mon, Jun 25, 2012 at 12:07:55PM -0400, Tom Lane wrote:
> "David E. Wheeler" <david(at)justatheory(dot)com> writes:
> > Hrm, I think that `use warnings 'FATAL';` might only work for core warnings. Which is annoying. I missed what was warning up-thread, but the most foolproof way to make all warnings fatal is the originally suggested
>
> > local $SIG{__WARN__} = sub { die shift };
>
> Sigh, let's do it that way then.
>
> > A *bit* cleaner is to use Carp::croak:
>
> > use Carp;
> > local $SIG{__WARN__} = \&croak;
>
> Just as soon not add a new module dependency if we don't have to.
Carp is core since Perl 5 [1994-10-17].

> In this case, since we're not really expecting the warnings to get
> thrown, it seems like there'd be little value added by doing so.
>
> regards, tom lane
>
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-Ryan Kelly