I don't know that this kind of funcitonality exists, but that would be a sweet deal if it did.
Cheers, Rob. anzenews wrote: > > Hi! > > I hope this is the right newsgroup for posting this... PHP.dev doesn't seem > to be alive anymore? > > Is there some extension or anything that would allow me to hook my code to > PHP parser? Even lex and yacc for PHP would be great... > What I want to do is this: lets say tou want to extract all comments from > PHP code. Sure, you can search for '/*' and '*/', and take everything in > between as a comment, but it is not really an idiot-proof way of doing it. > The Right Way (tm) would be to have a parser to do it. There are no tools > to produce a parser in PHP available (at least to my knowledge) and we > don't want to build it from the scratch (it is possible, but not the > easiest way) - but we do have tools that could build such parser in C (lex > & yacc). And since C is the language used for writing extensions to PHP, we > can do it - we just take zend-scanner.l and zend-parser.y and replace all > the code that interprets PHP with the code that prints out comments - piece > of cake. The only problem is - I really wouldn't want to dl() it every time > I need it, not to mention the fact that it is not possible with ISPs that > have secure mode enabled, besides - PHP parser changes from time to time. > To think I should have to support such code for every possible application > gives me creeps. The solution is simple: such extension should be in the > main PHP distribution, but instead of doing predetermined things (like > printing out comments) it should allow developers to hook their own > function wherever they wish - as the code was being parsed, these functions > would get called. > > Now for the questions: > - has anyone done someting like this before? > - license - is it OK to take zend_scanner.l and zend_parser.y - I guess the > extension should be then published under Zend license, not GPL? > - is anyone interested in such an extension anyway? > > There are many possible applications that could use such extension: > documentation generator (one that works whatever the code), obfuscator, > preprocessor,... It is advanced usage only as the developer should know > about parsers, but still... > > If there is enough interest, I could throw together an API of some sort, > maybe even whole extension... Please comment, send opinions, answers,... > > Please do not send mail privately as I have this address just for posting > to newsgroups - I will not receive it. > > By! > > Anze > > (By the way, about idiot-proof programs: "Programming is a race between > programmers and universe; programmers, trying to build better idiot-proof > programs, and universe, trying to build better idiots. So far, universe is > winning.") > > --------------------- > Please do not send mail privately - I do NOT read mail sent > to this address, it is used only for newsgroups (spam > protection). > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php -- .---------------------------------------------. | Worlds of Carnage - http://www.wocmud.org | :---------------------------------------------: | Come visit a world of myth and legend where | | fantastical creatures come to life and the | | stuff of nightmares grasp for your soul. | `---------------------------------------------' -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
