[Cuis-dev] method lookup

[Stephen Travis Pope]

See notes in-line

stp

--------

Stephen Travis Pope    Ojai, California, USA


     http://HeavenEverywhere.com
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> On Jul 14, 2024, at 2:02 PM, Mark Volkmann via Cuis-dev <cuis-dev at lists.cuis.st> wrote:
> 
> Are the following statements all true?
> 
> - Instance methods are associated with a class.
> - Class methods are associated with the metaclass instance of a class.
> - Each class holds a reference to a Dictionary that is used to map message selectors to instance method implementations.
> - Each metaclass instance holds a reference to a Dictionary that is used to map message selectors to class method implementations.
> - It is not possible to view the code for a metaclass (subclass of Metaclass)  in a System Browser.

Wrong: The browser has a class/instance switch with which you can switch between viewing instance and class methods.

> - The method lookup dictionaries cannot be inspected or explored.

They can, but it’s not recommended

> - It is not possible to use the debugger to step through the method lookup process.

True

> 
> --
> R. Mark Volkmann
> Object Computing, Inc.
> -- 
> Cuis-dev mailing list
> Cuis-dev at lists.cuis.st
> https://lists.cuis.st/mailman/listinfo/cuis-dev

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