bug#57163: completing-read not allow cycling of the options by default

[Eli Zaretskii]

> Date: Sun, 14 Aug 2022 16:34:42 +0000
> From: uzibalqa <uzibalqa@proton.me>
> Cc: michael_heerdegen@web.de, 57163@debbugs.gnu.org
> 
> > > Expecting the reading of entire chapters, and then having to associate
> > > commands under different headings to different functionalities is a 
> > > failing
> > > strategy.
> >
> >
> > That's the recommended practice of learning about this subject when
> > you are not familiar with it (as you seem to be). Reading single
> > sections in this situation is not a very effective way of learning
> > about this.
> 
> Completion is defined as a feature that fills in the rest of a name starting 
> from an
> abbreviation for it.  Easily leads to confusion because one does not commonly 
> associate
> completion with next selection element.
> 
> Have looked at "Variable: minibuffer-local-map" which states that it is the 
> default local keymap for reading from the minibuffer. By default, it makes 
> the following bindings:
> 
> But that list is not complete because it associates M-n and M-p only with 
> history elements.

You are again reading in the wrong place.  Keymaps have nothing to do
with this.