bug#61726: [PATCH] Eglot: Support positionEncoding capability

[Augusto Stoffel]

On Sat, 25 Feb 2023 at 15:47, Eli Zaretskii wrote:

>> > Can you please humor me and implement eglot-bytewise-column like that?
>> 
>> I would be glad to do that, but unfortunately I'd have to ask your
>> advice as to how to make the corresponding adaptation of
>> eglot-move-to-bytewise-column.
         ^^^^^^^

> Instead of this:
>
>   (defun eglot-bytewise-column ()
>     "Calculate current column using the LSP `utf-8' criterion."
>     (- (position-bytes (point)) (position-bytes (line-beginning-position))))
>
> use this:
>
>   (defun eglot-bytewise-column ()
>     "Calculate current column using the LSP `utf-8' criterion."
>     (length (encode-coding-region (line-beginning-position) (point)
>              'utf-8-unix t)))