From: Marcin Borkowski <mbork@mbork.pl>
To: zhanghj <netjunegg@gmail.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: How to avoid introducing global symbols by setq in function?
Date: Fri, 18 Nov 2016 09:33:30 +0100 [thread overview]
Message-ID: <87shqpmbl1.fsf@mbork.pl> (raw)
In-Reply-To: <87r369384z.fsf@jun.debian8.nb>
On 2016-11-18, at 02:10, zhanghj <netjunegg@gmail.com> wrote:
> As in the following code:
>
> (let ((var1 100)) ;; default value
> (when some_condition
> ;; new value
> (setq varl 200))
> (message "value: %d" varl))
>
> Should use "var1", but write "varl" by typo.
> If some_condition is non-nil, there will be no error and no warnning.
>
> How to check these mistakes?
Have you tried to byte-compile that code?
Best,
--
Marcin Borkowski
next prev parent reply other threads:[~2016-11-18 8:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-18 1:10 How to avoid introducing global symbols by setq in function? zhanghj
2016-11-18 8:33 ` Marcin Borkowski [this message]
2016-11-21 8:30 ` zhanghj
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