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Re: New hook before-region-change-functions wanted
From: |
Alan Mackenzie |
Subject: |
Re: New hook before-region-change-functions wanted |
Date: |
Sun, 10 Sep 2017 07:37:29 +0000 |
User-agent: |
Mutt/1.7.2 (2016-11-26) |
Hello, Richard.
On Sat, Sep 09, 2017 at 22:44:19 -0400, Richard Stallman wrote:
> [[[ To any NSA and FBI agents reading my email: please consider ]]]
> [[[ whether defending the US Constitution against all enemies, ]]]
> [[[ foreign or domestic, requires you to follow Snowden's example. ]]]
> > > That kind of hook is pandora's box. It is too powerful, and would
> > > interact in complex ways. There will be many cases that are hard to
> > > implement correctly, or cause trouble. To implement this probably
> > > means future hassles for ourselves and for package developers.
> > I actually implemented it, and it worked as intended.
> I think you mean it works as intended in your use case. I am talking
> about something else.
Note I said "implemented", not "have implemented" and "worked", not
"works" - eveything in the past tense, not the present.
> My experience says that this kind of feature is likely to fail in
> various peculiar cases, which would make it a maintenance burden.
> Also, it is likely to show show strange confusing behavior which would
> lead to trouble in debugging. We are better off without it.
I accept this, though not without some regret. I am no longer pressing
ahead with this hook.
> The other approach has the virtue of being entirely internal. It will
> not require an announcement, or adding to the Lisp manual.
Yes. This other approach is slightly more difficult to debug with, but
not unreasonably so.
Again, thanks for interfering, here. :-)
> --
> Dr Richard Stallman
> President, Free Software Foundation (gnu.org, fsf.org)
> Internet Hall-of-Famer (internethalloffame.org)
> Skype: No way! See stallman.org/skype.html.
--
Alan Mackenzie (Nuremberg, Germany).
- New hook before-region-change-functions wanted, Alan Mackenzie, 2017/09/08
- Re: New hook before-region-change-functions wanted, Eli Zaretskii, 2017/09/08
- Re: New hook before-region-change-functions wanted, Dmitry Gutov, 2017/09/08
- Re: New hook before-region-change-functions wanted, John Wiegley, 2017/09/08
- Re: New hook before-region-change-functions wanted, Richard Stallman, 2017/09/08
- Re: New hook before-region-change-functions wanted, Andreas Röhler, 2017/09/12
Re: New hook before-region-change-functions wanted, Stefan Monnier, 2017/09/09