Re: [RFC] Return Type Declarations

On Fri, Apr 25, 2014, at 07:52 AM, Levi Morrison wrote: > On Fri, Apr 25, 2014 at 3:09 AM, Lazare Inepologlou > <linepogl@gmail.com>wrote: > > > Hello, > > > > 2014-04-24 17:59 GMT+02:00 Levi Morrison <levim@php.net>: > > > > My dear Internals friends, > >> > >> I have spent the last month drafting an RFC that allows return types: > >> https://wiki.php.net/rfc/returntypehinting > >> > >> Notable items: > >> - Differences from past RFCs are summarized in the RFC: > >> > >> https://wiki.php.net/rfc/returntypehinting#differences_from_past_rfcs > >> - The patch includes basic opcache and reflection support. It also has > >> phpt tests. > >> - Informal performance tests indicate that the patch did not fubar > >> performance; if desired a more detailed test can be conducted before > >> voting. > >> - This RFC does not add, modify, or remove keywords at all; this notably > >> excludes type-hints for scalars. Supporting scalar type declarations is > >> outside the scope of this RFC; if you are interested in supporting scalar > >> type declarations please discuss it elsewhere. > >> > >> As a friendly reminder, everyone on this list is interested in developing > >> a > >> better PHP and the definitions of 'better' vary from person to person. > >> Please be civil and constructive while discussing this RFC. Thank you! > >> > >> Some thanks, regardless if the RFC is accepted: > >> - For providing a patch: Joe Watkins. > >> - For helping me iterate on RFC drafts: Bob Wienand, Nikita Popov and > >> Anthony Ferrara > >> - For previous RFCs on this topic: Felipe Pena and Will Fitch. I gleaned > >> valuable knowledge from your proposals and the discussion around them. > >> > > > > > > This is a nice and well thought proposal. > > > > I would like to suggest the addition of the "self" and "static" pseudo > > types. Most IDEs support this through @return syntax: > > > > class Foo { > > /** @return static */ > > public function SetBar( $bar ) { > > // ... > > return $this; > > } > > } > > > > With the new syntax, the above could be transformed into this: > > > > class Foo { > > public function SetBar( $bar ) : static { > > // ... > > return $this; > > } > > } > > > > As the patch currently stands you can use the type-hint 'self'. How will this patch work with LSB?