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Date: Tue, 15 Dec 2009 23:48:18 +0000
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Subject: Re: [PHP-DEV] Closures and $this: Please vote!
From: rquadling@googlemail.com (Richard Quadling)

2009/12/15 Ionut G. Stan <ionut.g.stan@gmail.com>:
> A+, but I'm not an internal dev.
>
>
> On 12/15/2009 21:46, Christian Seiler wrote:
>>
>> Hi Lukas,
>>
>>> Call for a vote. This time around people cannot claim to not have had
>>> time to review the issue. Also back then we tried to play it safe
>>> because of the short time before we were to release. This time there is
>>> more time for this to mature if needed inside svn.
>>
>> Ok, so then I call for a vote. Again, here are the options:
>>
>> (0): No $this in closures, keep it that way. (keep PHP 5.3 behavior)
>>
>> (A): Original closures implementation:
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0$this is always the object context at
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0closure creation. No possibility to do
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0$someObject->closureProperty(...) and =
thus
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0no possibility to extend objects!
>>
>> (C): Javascript-like behaviour: Bind $this only when calling
>> =C2=A0 =C2=A0 =C2=A0the closure as object method, else $this is undefine=
d.
>>
>> (D): JS-like behaviour on top of (A).
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Please look at the RFC as to why I con=
sider it to be a
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0*REALLY*, *REALLY* bad idea.
>>
>> (A+): (A) + Closure::bind& =C2=A0Closure->bindTo for rebinding
>> =C2=A0 =C2=A0 =C2=A0 if this is wanted& =C2=A0the possibility to call a =
closure as an object
>> =C2=A0 =C2=A0 =C2=A0 method. (See last section of RFC for details)
>>
>> My vote: (A+)
>>
>> Regards,
>> Christian
>>
>> PS: Note that I removed (B) from the possible options since I believe it
>> to be an EXTREMELY bad idea if one thinks it through. It was only added
>> to the RFC in order to give an overview over what was discussed
>> previously. Unless someone can make an extremely compelling case why I'm
>> wrong in this respect, I will refuse to implement (B).
>>
>
> --
> Ionut G. Stan
> I'm under construction =C2=A0| =C2=A0http://blog.igstan.ro/
>
> --
> PHP Internals - PHP Runtime Development Mailing List
> To unsubscribe, visit: http://www.php.net/unsub.php
>
>

(A+) +1 from a non internals voter.

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