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" <joshdifa...@gmail.com> wrote: > On Mon, Apr 18, 2016 at 10:47 AM, Josh Di Fabio <joshdifa...@gmail.com> > wrote: > > On Mon, Apr 18, 2016 at 6:20 AM, Rasmus Schultz <ras...@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. >
