> How does this affect serialization / materialization engines like Fuel?
Not now We will have to work to make the compiler smarter and define special Slot class. >> On 21 nov. 2013, at 13:44, kilon alios <[email protected]> wrote: >> >> any links why newcomers like me should be impressed ? Whats the advantages ? >> >> >> That's just cleaning. The old class builder was an incredibly complex piece >> of code that is now replaced with the Slot class builder. >> The later is based on slots and is much more understandable and thus much >> easier to maintain. >> It's been integrated some time ago thanks to Martin. >> >> Slots are the work of Toon and Camillo and enables a lot of useful features: >> http://rmod.lille.inria.fr/archives/papers/Verw11a-OOSPLA11-FlexibleObjectLayouts.pdf >> They are based on the reification of class layouts (variable,weak,fixed and >> co) and instance variables (slots). >> Slots are an abstraction added on top of low-level class "fields". >> It means that one will be able to create a customized slot class that define >> the logic to read and write a slot: >> >> Object subclass: #MyClass >> slots: { x => MyFancySlot } >> category: 'Playground' >> >> Then when a method read or writes x, the logic you defined in MyFancySlot is >> executed. >> All that still need to be absorbed by Opal so it's not available right now >> but it will (Pharo 4)! >> >> >> >> >> >> On Thu, Nov 21, 2013 at 2:21 PM, Tudor Girba <[email protected]> wrote: >>> >>> Triple impressive! This is another sample of an apparently tiny change >>> that actually has deep impact on the future of our beloved environment. >>> >>> Ladies and gentlemen, I know you are busy, but please take the time to >>> acknowledge it :) >>> >>> Doru >>> >>> >>> >>> >>> On Thu, Nov 21, 2013 at 12:58 PM, Martin Dias <[email protected]> >>> wrote: >>>> >>>> wow, impressive! >>>> >>>> >>>> On Thu, Nov 21, 2013 at 9:02 AM, Marcus Denker <[email protected]> >>>> wrote: >>>>> >>>>> Hi, >>>>> >>>>> Yesterday Camille did the change to finally remove the old class >>>>> builder! >>>>> (just a removal + a small change to NativeBoost to use the new class >>>>> builder to create anonymous classes). >>>>> >>>>> This means >>>>> - 1000 Loc of completely un-understandable code removed. >>>>> - we now 100% run on the new class builder from the Slot >>>>> Project. >>>>> >>>>> Next on the list (not all for Pharo3): >>>>> >>>>> - remove PackageInfo >>>>> - old Browser + CodeHolder hierarchy >>>>> - PseudoClass&Co —> Ring >>>>> - old AST+Compiler (this in Pharo4) >>>>> >>>>> We already did (all in Pharo3): >>>>> -> remove URI >>>>> -> deprecated Url for ZnUrl >>>>> -> removed HTTPSocket facade >>>>> -> MIMEType retired for ZnMimeType >>>>> -> old Debugger is removed >>>>> -> Class categories are replaced by Protocols >>>>> >>>>> I am quite sure that these cleanups will enable us to build a lot of >>>>> very interesting things >>>>> in the future. >>>>> >>>>> Marcus >>>> >>>> >>> >>> >>> >>> -- >>> www.tudorgirba.com >>> >>> "Every thing has its own flow" >> >> >> >
