GNU bug report logs - #31350
27.0; `pcase' message: "Redundant pcase pattern"

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Message #31 received at 31350 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Michael Heerdegen <michael_heerdegen <at> web.de>
Cc: 31350 <at> debbugs.gnu.org, Drew Adams <drew.adams <at> oracle.com>
Subject: Re: bug#31350: 27.0; `pcase' message: "Redundant pcase pattern"
Date: Sun, 04 Oct 2020 16:03:00 +0200

Michael Heerdegen <michael_heerdegen <at> web.de> writes:

> I think the message is more like a warning that a case can never match,
> and in all cases where this happened to me, as also in your case, the
> reason was a very obvious editing mistake.  I don't think there is much
> to say here, Emacs just tells you: this case here will never be used,
> look what you have done wrong.

Perhaps the warning should be more explicit?  "Redundant pcase pattern"
is obvious if you already know what it means, but if you don't, it's
not.  :-)  So something like "pcase pattern shadowed by previous pcase
pattern" or something along those lines?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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