Re: [RFC][VOTE] Objects as Keys
| From: | Christoph Becker | Date: | Wed, 17 Dec 2014 01:28:02 +0000 |
| Subject: | Re: [RFC][VOTE] Objects as Keys | ||
| References: | 1 2 3 4 5 6 7 8 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-79761@lists.php.net to get a copy of this message | ||
guilhermeblanco@gmail.com wrote:
> On Tue, Dec 16, 2014 at 9:39 AM, Matteo Beccati <php@beccati.com>
> wrote:
>
>> Are you sure you haven't misinterpreted the RFC?
>
> I did not. You may think I mentioned IdentityMap as entity map, but I'm
> talking about entityPersister mapping or resultPointers consumptions that
> happens inside Doctrine throughout the execution. Entity IdentityMap is
> enough to use purely spl_object_hash(). We should focus on the main goal
> here, which is complex structures as keys.
>
> As a very complex library developer I do see lots of use cases for this.
AIUI, this RFC is meant to introduce some sugar only. Wouldn't it be
possible to have object hashes without __hash(), by introducing a
respective interface (maybe "Hashable" or "Identifiable") and requiring
the appropriate classes to implement this interface?
--
Christoph M. Becker