zsugabubus wrote on Mon, Dec 23, 2019 at 23:24:36 +0100:
>   $ setopt multibyte
>   $ zformat -f X '%-3s' 's:ő'; echo $X
>   "ő"
>   $ zformat -f X '%.1s' 's:ő'; echo $X
>   (garbage)
>   $ zformat -f X '%-3s' 's:o'; echo $X
>   "  o"

The printf builtin handles this correctly, so this should be fairly easy to fix.

Actually, I don't suppose we could just call into the printf code directly, can
we?  It _works_ (see attachment), but it's not elegant.

Aside: It is customary to use a valid from address.