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Re: Question/suggestion on perlfunc.pod example

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From:
Eric Brine
Date:
June 19, 2015 18:35
Subject:
Re: Question/suggestion on perlfunc.pod example
Message ID:
CALJW-qG5Hpf+xDg9KArve_JdXsv_WYnEjNeUW=COHuTaV2jzLg@mail.gmail.com
On Fri, Jun 19, 2015 at 2:24 PM, Aristotle Pagaltzis <pagaltzis@gmx.de>
wrote:

> * Eric Brine <ikegami@adaelis.com> [2015-06-19 20:10]:
> > * Aristotle Pagaltzis <pagaltzis@gmx.de> [2015-06-08 12:30]:
> > > * Eric Brine <ikegami@adaelis.com> [2015-06-08 00:40]:
> > > > The code used to fail on false just like require, but you changed
> > > > it so now it just fails on undefined. Why? This seems error-prone
> > > > to me.
> > >
> > > What is error-prone about not failing on a value that cannot come
> > > from a failure?
> >
> > Not warning when it's known that "1;" isn't present is error-prone
> > because changes to unrelated code could suddenly cause the do to start
> > failing.
>
> Failing how? An absence of a `1;` (or other true value) is not an error
> as far as `do` cares.


The absence of a defined value is an error as far as `do` cares.

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