Adding a new imediate type
Alan Lovejoy
squeak-dev.sourcery at forum-mail.net
Tue Jan 10 21:12:10 UTC 2006
Bryce wrote: "If you're adding an extra header to every single object in
your image then I'd think about adding it as an instance variable of
Object."
UndefinedObject is a subclass of Object. If one adds an instance variable
to Object, then nil will have an instance variable. It's value will of
course initially be nil.
What's the transitive closure?
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