Default settings.

(or any RegEx like that, e.g. \W\n, [ab]\n, …)
(No matter if it’s found.)

Type any text.
Select any text using mouse from in the middle of a line.

** The view shows that the selection begins from the start of the line.
** Actually the selection even begins from the top of the view. Scroll or resize (to redraw the view) and you can see it.