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bug#20307: [PATCH] make regexp-opt return a no-match return value with e


From: Eli Zaretskii
Subject: bug#20307: [PATCH] make regexp-opt return a no-match return value with empty input
Date: Sat, 02 Mar 2019 16:41:17 +0200

> From: Mattias Engdegård <address@hidden>
> Date: Sat, 2 Mar 2019 15:21:52 +0100
> Cc: address@hidden
> 
> > This says "empty", but the actual test will catch nil as well as an
> > empty list.  Should we perhaps mention that?
> 
> Sorry, I don't understand. Do we in general distinguish nil from the empty 
> list in documentation?

I don't know.  I thought the reader might not be aware of their
equivalence, so being explicit would be better.

> Or did you mean that the phrase should be "If STRINGS is the empty list..."?

Yes, that would take care of the issue.





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