bug#60623: 30.0.50; Add forward-sentence with tree sitter support

[Theodor Thornhill]

On 8 January 2023 09:36:42 CET, Juri Linkov <juri@linkov.net> wrote:
>> -(defun forward-sentence (&optional arg)
>> +(defvar forward-sentence-function
>> +  (lambda (&optional arg)
>
>A good practice is to name such a function e.g. 
>forward-sentence-default-function.

Is this practice used anywhere else? Iirc forward-sexp-function doesn't follow 
that practice.

Thanks,
Theo