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Re: simple method dispatch question
"Bruce Hoult" <bruce@hoult.org> wrote in message
bruce-DCB034.09591111112000@news.nzl.ihugultra.co.nz">news:bruce-DCB034.09591111112000@news.nzl.ihugultra.co.nz...
>> I was always wondering why I'd want to have an argument to a
>> function with a specific value instead of a specific type.
>> Now I see why.
> define method action(obj :: <button>, what == mouseDown)
> obj.highlight();
> end;
> define method action(obj == saveButton, what == mouseUp)
> SaveDocument();
> end;
> define method action(obj == menuBar, what == mouseDown)
> DisplayMenu();
> end;
This looks interesting, but it seems to me to obfuscate semi-trivial (and
very conventional) conditional logic using the dispatch mechanism. Doesn't
this tend to make write-only code outside of trivial examples?
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