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Date: Mon, 11 Jul 2011 17:14:23 +0200
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To: "Matthew Weier O'Phinney" <weierophinney@php.net>
Cc: internals@lists.php.net
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Subject: Re: [PHP-DEV] Re: Make primitive type names reserved words (Was: Re:
 [PHP-DEV] [RFC] 5.4 features for vote (long))
From: tyra3l@gmail.com (Ferenc Kovacs)

On Mon, Jul 11, 2011 at 5:08 PM, Matthew Weier O'Phinney
<weierophinney@php.net> wrote:
> On 2011-07-10, Stas Malyshev <smalyshev@sugarcrm.com> wrote:
>> On 7/10/11 9:41 AM, Patrick ALLAERT wrote:
>> > Developer may have taken care of defining them in a specific
>> > namespace, would it be possible to not break their application while
>> > making them reserved keywords in the global namespace only?
>>
>> I don't think there's such thing in PHP as namespaced keywords. Keywords
>> are processed by the language parser, which knows next to nothing of
>> namespaces.
>> We could, maybe, prohibit creation of classes with names identical to
>> type names, which is different from making it reserved word, and on that
>> stage we know the full class name.
>
> I think that's a bad idea. The point of namespaces is to allow us to
> override classes (and functions, and constants) within that namespace.
> If I can't do this:
>
> =C2=A0 =C2=A0namespace Foo
> =C2=A0 =C2=A0{
> =C2=A0 =C2=A0 =C2=A0 =C2=A0class String
> =C2=A0 =C2=A0 =C2=A0 =C2=A0{
> =C2=A0 =C2=A0 =C2=A0 =C2=A0}
> =C2=A0 =C2=A0}
>
> then I'd consider the implementation too restrictive.
>

the parser is a little bit dumb, and the namespaces isn't really first
class citizens in php AFAIK, so it's not a deliberate restriction imo,
just a technical, which could be solved.


--=20
Ferenc Kov=C3=A1cs
@Tyr43l - http://tyrael.hu