bug#58799: Make winner key sequences repeatable in repeat-mode

[Stefan Kangas]

Robert Pluim <rpluim@gmail.com> writes:

>     (defvar-keymap footnote-minor-mode-map
>       :doc "Keymap used for binding footnote minor mode."
>       (key-description footnote-prefix) footnote-mode-map)
>
> Thatʼs perfectly valid, but fails with the above patch unless we
>
> 1. Check (key-valid-p (eval key))
> 2. Add an autoload cookie for footnote-minor-mode-map
>
> That seems too high a price to pay for avoiding the original problem.

Hmm, that's a too high price to pay.

Could we check for some common mistakes without having to say `(eval
key)' though?  For example by requiring KEY to be

    (or (stringp key) (listp key))

?