Re: MOP question for language lawyers: can you specialize on standard-class

"Tim Bradshaw (as tfb at cley dot com)" <[email protected]> Sat, 16 May 2026 22:34:39 +0100
Newsgroups gmane.lisp.lispworks.general
Message-ID <[email protected]>
Just use change-class: (eq a (change-class a <other-class>)) but not (eq (class-of a) (class-of (change-class a <other-class>)))

> On 16 May 2026, at 21:52, Bradford Miller (as bradford dot w dot miller at gmail dot com) <[email protected]> wrote:
> 
> 
> 
>> On May 16, 2026, at 4:04 PM, Tim Bradshaw (as tfb at cley dot com) <[email protected]> wrote:
>> 
>> Bur I've come to the view that (eq a b) but not (equal (type-of a) (type-of b)) is an abomination: if two objects are the same object their types should be the same type.
>> 
> 
> Can you give an example of this? I’ve not come across it myself.
> 

_______________________________________________
Lisp Hug - the mailing list for LispWorks users
[email protected]
http://www.lispworks.com/support/lisp-hug.html