Any update on this? According to slide 92 of John Resig's recent "JavaScript Library Overview" slides from "Ajax Experience '08" (http://www.slideshare.net/jeresig/javascript-library-overview- presentation/), this is being integrated into MochiKit.
On Aug 25, 10:06 am, "Arnar Birgisson" <[EMAIL PROTECTED]> wrote: > Hey all, > > Some of you may have seen on reddit that John Resig (of jQuery) is > working on a new, ultra-fast, css selector module. It is calledSizzle > and although it is not released yet, John uploaded a version to > github:http://github.com/jeresig/sizzle/tree/master > > MochiKit's Selector module (which is ported from early versions of > Prototype) is unbearably slow, and thus many people steer clear of it. > I asked John about the possibility of includingSizzlein MochiKit and > he's ok with that,Sizzlewill be released under the MIT license. > > I did a quick test, just deleted most of the Selector module and > replaced with John's code, and modified the exported functions of the > Selector module to use that instead. The "MochiKit.Selector.Selector" > object has to go though, so this would not be an entirely > backwards-compatible change. The functions findChildElements, > findDocElements and $$ would be unchanged though. > > You can check out the speed test (included withSizzle) where I've > added both the trunk version of MochiKit and the MochiKit+Sizzle > fusion here:http://www.hvergi.net/arnar/public/sizzle/speed/# > > For this benchmark, regular MochiKit completed all tests in 3983 > milliseconds. The MochiKit+Sizzlecombination does it in 61. That > means we are talking about a speedup by a factor of roughly 65! > > It doesn't come without faults though.Sizzledidn't support all > queries in MochiKit's unit tests, namely these are the ones that fail > (I'm cc-ing John in case he wants to add support for any of them): > > a[fakeattribute] - i.e. checking for presence of attribute > p[lang|="en"] - membership test of hyphen-seperated string collections > :nth-of-type(...) pseudo-class > :enabled, :disabled and :checked pseudo-classes > :root pseudo-class > > This change would increase the size of the packed version by about > 1700 bytes (currently at 173.5 KB). > > Now, how do people feel about committing a change like this to the > trunk? Of course, we'd wait until a fairly stable version ofSizzleis > released. John told us thatSizzlewill become the main selector > engine behind jQuery, but will also remain a standalone component. All > bugfixes will be backported toSizzlealso. As long as MochiKit keeps > up, this means we'd benefit from the bugs reported by the jQuery > community. > > A rough test, just plomping in theSizzlesource code into Selector.js > is available on my > website:http://www.hvergi.net/arnar/public/mochikit/MochiKit/Selector.js > > cheers, > Arnar --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "MochiKit" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/mochikit?hl=en -~----------~----~----~----~------~----~------~--~---
