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Date: Wed, 9 Jan 2013 14:03:08 +0200
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To: Christian Kaps <christian.kaps@mohiva.com>
Cc: PHP internals <internals@lists.php.net>
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Subject: Re: [PHP-DEV] - True Annotations
From: g.b.yahav@gmail.com (Yahav Gindi Bar)

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On Wed, Jan 9, 2013 at 1:57 PM, Christian Kaps <christian.kaps@mohiva.com>wrote:

> Hi,
>
>
>  I agree here, I think the above, if possible would be best.  In my
>> mind annotations should proabably be limited in scope to class
>> declarations and thus only before a class keyword, before a property
>> or method declaration.
>>
>> In none of those scopes would [ ] be a parsing issue I believe...
>>
>> The one case would be at the beginning of a class, but if simply
>> added something such as:
>> [:SomeAttribute(xyz,abc),**SomeAttribute2]
>>
>> It could never be confused with short array syntax and is still brief.
>>
>
> I think when implementing real annotations, then it should be possible to
> declare arrays in it. So I think the square brackets don't work.
> [Foo([1,2,3])]
>
> Cheers,
> Christian
>
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> PHP Internals - PHP Runtime Development Mailing List
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>
> But the colon prefix won't cover this case?

You can, as I've mentioned in my post at the doc-block parser discussion,
use a keyword inside the brackets to symbolize annotation, for example

[metadata: Key]
[metadata: MaxLength(10)]
[metadata: Relations(["foo", "bar", "baz"])]
public $id;

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