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From: Stefan Monnier via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>
To: help-gnu-emacs@gnu.org
Subject: Re: Why is defun not executed during load-file?
Date: Sun, 30 May 2021 09:31:18 -0400	[thread overview]
Message-ID: <jwvzgwcxsdj.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: courier.0000000060B354F5.00002689@stw1.rcdrun.com

Jean Louis [2021-05-30 12:02:25] wrote:
> I have this in the hyperscope.el and upon load-file the last function
> is not executed, it does not generate the functions. But if I evaluate
> it specifically, it generates functions.
>
> Is there any reason for that?
>
> (defun hyperscope-generate-the-add-function-by-hyperdocument-type (type-name id function-name)
>   (eval `(defun ,(intern (symbol-name function-name)) ()

My crystal ball says it's punishment for using `eval` and recommends
using macro(s) instead.  I wouldn't trust its judgment, but the
recommendation sounds useful anyway.

BTW, `intern + symbol-name` ends up a no-op if `function-name` is
already an interned symbol.


        Stefan




  reply	other threads:[~2021-05-30 13:31 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-30  9:02 Why is defun not executed during load-file? Jean Louis
2021-05-30 13:31 ` Stefan Monnier via Users list for the GNU Emacs text editor [this message]
2021-05-30 15:36   ` Jean Louis
2021-05-30 16:32     ` Stefan Monnier
2021-05-30 19:56       ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-30 21:46         ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-05-30 21:55           ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-30 19:44 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-30 21:56   ` Jean Louis
2021-05-30 22:07     ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-30 22:39       ` Jean Louis
2021-05-30 23:26         ` Michael Heerdegen
2021-05-30 23:37           ` Jean Louis
  -- strict thread matches above, loose matches on Subject: below --
2021-05-30 22:48 Drew Adams
2021-05-30 22:57 ` Emanuel Berg via Users list for the GNU Emacs text editor

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