bug#65348: INITIAL-INPUT in completing-read repeats same entry twice consecutively

[Eli Zaretskii]

> Date: Fri, 18 Aug 2023 05:13:46 +0000
> From: Heime <heimeborgia@protonmail.com>
> Cc: 65348@debbugs.gnu.org
> 
> > You can have it there. It does work.
> 
> But you are designating it as deprecated, which makes others think that 
> something
> awful is going to happen to it.

The manual tells you what to do instead.

> > Why do you need INITIAL?
> 
> I want the user to see a default without having him to get it with the bloody 
> "M-n".

That's not how you show the default to the user.  The way to show the
default to the user is to include it in the prompt, like so:

   Type your choice (default foo):