I'm getting ready a post about this to propose language for peek/positioning interaction.  Working on that is why I changed 192 to allow binary ports to return state objects rather than just byte offsets.

On Fri, Jul 10, 2020 at 10:02 PM Arthur A. Gleckler <xxxxxx@speechcode.com> wrote:
On Fri, Jul 10, 2020 at 5:06 PM Shiro Kawai <xxxxxx@gmail.com> wrote:
Created another PR to implement make-file-error. 

Thanks.  Merged and pushed.