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Date: Wed, 5 Feb 2014 09:24:15 +0900
Message-ID: <CAGa2bXaP0V_aChGipAUvJYhmO2Qugr0HOo3kTY1P2A+=rmyNnA@mail.gmail.com>
To: Tjerk Meesters <tjerk.meesters@gmail.com>
Cc: Crypto Compress <cryptocompress@googlemail.com>, Sara Golemon <pollita@php.net>, 
	PHP Developers Mailing List <internals@lists.php.net>
Content-Type: multipart/alternative; boundary=089e011836be43888b04f19dc9d9
Subject: Re: [PHP-DEV] [RFC] [VOTE] __debugInfo()
From: yohgaki@ohgaki.net (Yasuo Ohgaki)

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Content-Type: text/plain; charset=UTF-8

Hi all,

On Tue, Feb 4, 2014 at 10:16 PM, Tjerk Meesters <tjerk.meesters@gmail.com>wrote:

> > some more questions:
> >
> > 1. Can this hook be bypassed or disabled (global/temporary)?
> > e.g. real_var_dump(), ini setting, some other flag?
> >
> > 2. What will be affected by this hook beside "var_dump"?
> > e.g. xdebug output, var_export, ...
> >
> > 3. How would this behave (segfault?):
> > public function __debugInfo() { var_dump($this); return []; }
> >
>
> Yeah, there doesn't seem to be any recursion protection, just like:
>
> public function __toString() { return (string)$this; }


It is the same as

function f() {
  f();
}

User may do that, but it's a documentation problem.
It would be not obvious as function call recursion.
and must be documented, probably.

Regards,

--
Yasuo Ohgaki
yohgaki@ohgaki.net

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