GNU bug report logs - #54017
add regexp translation option to read-regexp

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Message #29 received at 54017 <at> debbugs.gnu.org (full text, mbox):

From: Juri Linkov <juri <at> linkov.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: laszlomail <at> protonmail.com, 54017 <at> debbugs.gnu.org
Subject: Re: bug#54017: add regexp translation option to read-regexp
Date: Thu, 17 Feb 2022 19:40:43 +0200

> Before we install something like this, we need to discuss the relevant
> use cases and agree that it makes sense for us to support them.
>
> I originally interpreted the OP's request as asking for a feature
> where the user could use one of the regexp styles used by other
> programs, such as BRE or ERE or maybe PCRE.  If this is indeed the
> intent, then I'd rather we implemented support for only those specific
> styles (or some subset of them).  It doesn't make sense to me to
> support arbitrary translations of regular expressions, because I see
> no valid use cases for such a general feature, and am unaware of any
> other applications which support regular expressions that allow such
> arbitrary translations.

Then need to wait when someone will step forward to write these
BRE/ERE/PCRE translation functions.

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