On Fri, Feb 11, 2011 at 5:42 PM, David Chisnall <thera...@sucs.org> wrote:
> Hi Stefan, > > I've not looked at the code in detail, but I thought you were creating a > private subclass for the old and new behaviours - would it not be possible > to simply return a private subclass instance from the constructors and not > change the ivar layout of the superclass? > I really haven't got a clue how to go about getting something like that done. I'm still at the "getting my feet wet" stage of OOP + ObjC. I'll have a look at how NSString and it's subclasses are implemented, but I'll probably need someone holding my hand, at least part of the way.
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