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Re: lexical binding?

From: Stefan Monnier
Subject: Re: lexical binding?
Date: Mon, 25 Oct 2021 13:17:54 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

Jean-Christophe Helary [2021-10-25 23:46:04] wrote:
>> On Oct 24, 2021, at 22:32, Stefan Monnier <monnier@iro.umontreal.ca> wrote:
>> Also, remember to byte-compile your code (and/or activate `flymake-mode`
>> when editing your Elisp code) and pay attention to the warnings you get
>> from it.
> flymake is really nice :-)
> But it says "fifth is not known to be defined" then suggest that I change to
> "cl-fifth" and then gives me the same warning.
> Is there something I need to know here ?

For your file to be sure that `cl-fifth` exists, it needs to have

    (require 'cl-lib)

somewhere near the beginning.
Personally, I recommend (nth 4 <...>) instead ;-)


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