On Mon, Mar 4, 2024 at 12:05 PM Will Senn <will.senn@gmail.com> wrote:

> ranges bounded by regexes... who'd of thunk it?
>

Go read about the Rob Pike's sam editor (such as
http://doc.cat-v.org/plan_9/4th_edition/papers/sam/) and prepare to have
your mind blown :)