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Re: Emacs object type hierarchy

From: Andrea Corallo
Subject: Re: Emacs object type hierarchy
Date: Tue, 24 Oct 2023 04:28:19 -0400
User-agent: Gnus/5.13 (Gnus v5.13)

Gerd Möllmann <gerd.moellmann@gmail.com> writes:

> Andrea Corallo <acorallo@gnu.org> writes:
>> Hi Gerd,
> Hi ANdrea.
>> Thanks I've added fixnum, bignum, keyword, struct and class.  I'm just
>> not sure how to integrate the nil vs. () in such representation.
> Hm, yeah, maybe I was confused.  Was there already the lisp <- null, and
> lisp <- cons edge, previously?

Yes I think so.

> That's what I meant.  Would "null" also
> be subtype of symbol?  (Asumming the arrows show subtype relations.)

It is cause boolean is a subtype of symbolt itself.



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