Dan Sugalski <[EMAIL PROTECTED]> writes: > At 6:53 PM +0100 4/8/04, Mark Sparshatt wrote: >>I've got a couple of questions about Atrributes in Parrot. >> >> PDD15 says that both classes and objects have a list of attributes and >> it is possible to add or remove attributes to a class but not an >> object. >> >> Am I right in thinking that the attribute list for an object is just a >> copy of the attribute list for the class, which is used to store the >> objects values? >> >> It seems that for Ruby instance variables can be modelled using >> attributes, but I couldn't see any way of handling class >> variables. So, what is the recommended way of handling them? > > First, one takes the bat labeled "Metaclasses" and smacks the designer > in the head with it. Then, once enlightenment has hit, we implement > metaclasses and you add class variables as new attributes on a class' > metaclass. I think.
Enlightenment *has* hit then? > Alternately you can stick 'em in as plain variables in the class > namespace, which is probably the right answer for the moment, though not > for the long run. I already (sort of) think of classes and objects as being 'a bit like namespaces', so that makes a certain kind of sense.
