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Re: goof in small function where???
From: |
Michael Heerdegen |
Subject: |
Re: goof in small function where??? |
Date: |
Tue, 22 Jul 2014 13:07:30 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.3.92 (gnu/linux) |
ken <gebser@mousecar.com> writes:
> I'm vaguely understanding that the 'and' doesn't evaluate
> '(message...' when '(kill-new...' returns nil and, since its return
> value is undefined, it can do on occasion. Replacing 'and' with
> 'when' ensures '(message...' is evaluated regardless of what
> '(kill-new...' returns.
>
> Is that about right?
Exactly. `and' is not the right way to tell Emacs "do this _and_
that" ;-)
The following would also be ok, btw:
(and str
(progn (kill-new str)
(message "Copied filename %s to kill ring" str)))
Regards,
Michael.