Newsgroups: php.internals
Path: news.php.net
Xref: news.php.net php.internals:92474
Mailing-List: contact internals-help@lists.php.net; run by ezmlm
Received-SPF: pass (pb1.pair.com: domain googlemail.com designates 74.125.82.51 as permitted sender)
MIME-Version: 1.0
In-Reply-To: <CAKiSzdCCEF=7OWtvZETG3bRoByCCLqEAEjuLW_H6m7MmDtJ8_g@mail.gmail.com>
References: <CADqTB_gUbfu91QRm1U0KyDjai8DKw7yCE6QxgUecy60oq3Zi8Q@mail.gmail.com>
	<CAKiSzdCO83XM0zqAeFnjQEMJvbd0yBmYAFnj0H6AtDumofVbkw@mail.gmail.com>
	<CAKiSzdCCEF=7OWtvZETG3bRoByCCLqEAEjuLW_H6m7MmDtJ8_g@mail.gmail.com>
Date: Tue, 19 Apr 2016 17:28:43 +0100
Message-ID: <CAFKaYMoQUUFLqgDjOHj3W0+a63u3s=vqnU5gWMCj0zvmvXFF5Q@mail.gmail.com>
To: Josh Di Fabio <joshdifabio@gmail.com>
Cc: PHP internals <internals@lists.php.net>, "Ben Scholzen 'DASPRiD'" <mail@dasprids.de>, 
	Rasmus Schultz <rasmus@mindplay.dk>
Content-Type: multipart/alternative; boundary=047d7beba2b0864a2c0530d8f857
Subject: Re: [PHP-DEV] [RFC:generics]
From: codekestrel@googlemail.com (Dominic Grostate)

--047d7beba2b0864a2c0530d8f857
Content-Type: text/plain; charset=UTF-8

We would really like some feedback on this. We know it is a massive
feature, but we have put in quite a lot of research in both the language
implications and implementation challenges.  Please ask any questions you
have.

Thanks.
On 18 Apr 2016 11:24 a.m., "Josh Di Fabio" <joshdifabio@gmail.com> wrote:

> On Mon, Apr 18, 2016 at 10:47 AM, Josh Di Fabio <joshdifabio@gmail.com>
> wrote:
> > On Mon, Apr 18, 2016 at 6:20 AM, Rasmus Schultz <rasmus@mindplay.dk>
> wrote:
> >> Hello internals,
> >>
> >> I'd like to introduce an RFC proposing the addition of generic types
> >> and functions:
> >>
> >> https://wiki.php.net/rfc/generics
> >>
> >> Ben Scholzen started this RFC as a quick draft with a few code samples
> >> in August last year, and I have since then worked with Dominic and
> >> Ben towards a more complete, detailed RFC.
> >>
> >> There are a few holes still, which is why it hasn't moved from Draft
> >> to Under Discussion yet, but we feel that it's complete enough that
> >> we can start a discussion about this feature and try to iron out
> >> the remaining details.
> >>
> >> The RFC was previously "unofficially" announced on reddit - this
> >> thread generated some good questions and may answer some of the
> >> most immediate questions:
> >>
> >>
> https://www.reddit.com/r/PHP/comments/3zx8qs/php_rfcgenerics_update_03_please_comment/
> >>
> >> One of the most common criticisms we've heard, is that the syntax
> >> would be hard to implement, a few have said "impossible" - but we feel
> >> that, if generics are introduced, it's important that the syntax and
> >> features be as familiar as possible to developers who are experienced
> >> with other mainstream web industry languages, such as C# and Java.
> >>
> >> To that end, Dominic Grostate has worked through most of the
> tokenizer/parser
> >> issues - save for one very exotic edge case, his fork demonstrates that
> the
> >> proposed syntax can be parsed:
> >>
> >> https://github.com/orolyn/php-src/commits/generics
> >>
> >> Note that this fork is by no means an implementation of generics - it
> is proof
> >> of concept as far as being able to parse the syntax.
> >>
> >> We're hoping to find someone, with more experience working on the php
> codebase,
> >> who is willing to collaborate on further implementation - and we do
> also have
> >> a partial test-suite, defining the big picture expectations for most of
> the
> >> proposed language features:
> >>
> >>
> https://github.com/orolyn/php-src/tree/generics-tests/Zend/tests/generics
> >>
> >> We look forward to your comments, questions and (I'm sure) criticisms of
> >> this proposal!
> >>
> >> Thank You,
> >>
> >> Regards,
> >>    Rasmus Schultz
> >>
> >> --
> >> PHP Internals - PHP Runtime Development Mailing List
> >> To unsubscribe, visit: http://www.php.net/unsub.php
> >>
> >
> > Nice work.
> >
> > I think you there's a typo in one of your examples:
> >
> > write(new Entry<int, int>(1, 2)); // throws a TypeError
> >
> > Presumably this should be <int, string> or something similar?
>
> Ignore me, I didn't read the example properly.
>

--047d7beba2b0864a2c0530d8f857--