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Re: regular expressions that match nothing

From: Michael Heerdegen
Subject: Re: regular expressions that match nothing
Date: Wed, 15 May 2019 23:38:01 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Mattias Engdegård <address@hidden> writes:

> 15 maj 2019 kl. 22.17 skrev Michael Heerdegen <address@hidden>:
> > 
> > Should there be an rx regexp form for this?
> We don't necessarily need a special form for it; we can just make
> `(or)' work.
> Proposed patch attached. (I also added its dual, (seq), since it would
> be silly not to.)

Makes sense to me, thanks.


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