GNU bug report logs - #8415
23.3.50; Extensible Emacs Registers

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From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Daniel Colascione <dan.colascione <at> gmail.com>
Cc: Davis Herring <herring <at> lanl.gov>, 8415 <at> debbugs.gnu.org, Leo <sdl.web <at> gmail.com>
Subject: bug#8415: 23.3.50; Extensible Emacs Registers
Date: Mon, 04 Apr 2011 23:07:05 -0400

>> It's the difference between "one simple obviously correct change" and
>> "one big change that might be correct".

> I see your point, though both approaches would be pretty small changes
> in the scheme of things.  If you want to split the change into smaller
> steps, that's fine so long as we eventually aim to get rid of the
> typecase polymorphism.

The end point is pretty much the same, but all the intermediate steps
are safe and easy to check.

> Well, there's EIEIO.  It gives you the ability to easily add methods
> while not baking the dispatch into each one.  On the other hand, it's a
> quite a bit of code to pull into the core at runtime.

Indeed.


        Stefan

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