yeah, it was a typo, that I fixed in first place, but not in the output On Mon, Feb 16, 2015 at 2:49 PM, Benjamin Eberlei <kont...@beberlei.de> wrote:
> > > On Mon, Feb 16, 2015 at 12:42 PM, Dmitry Stogov <dmi...@zend.com> wrote: > >> the idea to not evaluate non-constant expressions at all, but just keep >> AST and provide interface to read it. >> PHP extensions should be able to use them as they like. (evaluate or >> insert into AST of function(s), etc). >> > > Ok so this would expose the AST to userland? Because that is not yet done > or? As a userland developer I would prefer having the values evaluated, for > example using the array expresssion syntax in class properties (only > "constants" expressions allowed). > > Looking at the PHPT more, there seems to be a typo, requires is used in > the annotation and requres is in the var_dump? > >> >> Thanks. Dmitry. >> >> On Mon, Feb 16, 2015 at 2:36 PM, Benjamin Eberlei <kont...@beberlei.de> >> wrote: >> >>> >>> >>> On Mon, Feb 16, 2015 at 12:07 PM, Dmitry Stogov <dmi...@zend.com> wrote: >>> >>>> hi, >>>> >>>> During discussion of different ways of implementing "Design by >>>> Contract" we >>>> got an idea of using annotations. >>>> >>>> BTW: annotations are useful by their own and may be used for different >>>> purposes. Support for annotations was proposed long time ago: >>>> >>>> https://wiki.php.net/rfc/annotations >>>> https://wiki.php.net/rfc/annotations-in-docblock >>>> https://wiki.php.net/rfc/reflection_doccomment_annotations >>>> >>>> HHVM already implemented similar concept >>>> >>>> http://docs.hhvm.com/manual/en/hack.attributes.php >>>> >>>> I made a quick and dirty PoC that shows how we may implement >>>> annotations in >>>> PHP7 and how powerful they may be : >>>> https://gist.github.com/dstogov/dbf2a8f46e43719bd2c2 >>>> >>>> The test there is self explainable. Of course, annotations just provide >>>> a >>>> way to add metadata, but doesn't define attribute names or the ways they >>>> are going to be used. Only Reflection API to read. >>>> >>>> There are still a lot of technical problems that have to be solved. >>>> Right now, we just need to answer a question - if we like this in PHP7? >>>> Thought and opinions are welcome... >>>> >>> >>> oh please yes, yes yes :-) I don't care for the syntax, although this >>> looks ok. >>> >>> One question, when does the php expression get evaluated? >>> >>>> >>>> Thanks. Dmitry. >>>> >>> >>> >> >
