Re: Stepping Back: A Wealth Of Completion systems Re: [ELPA] New package: vertico

[Eli Zaretskii]

> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Thu, 8 Apr 2021 21:59:31 +0300
> Cc: emacs-devel@gnu.org
> 
> I can imagine cases which pretty much *need* selection-like
> interface. xref-show-definitions-completing-read would be one
> example (it's relatively awkward to make the choice using
> completion, though certainly not impossible).

I don't think I understand how xref-show-definitions-completing-read
is different from, say, read-file-name.  Can you explain?