A lot of the more experienced engineers had cooked up their own regexes / bash aliases / crazy combination of vim macros to handle the above, but everyone had their own one-off solution that was either hard to learn or hard to generalize. The demand was definitely there though which was part of what got us motivated to build something anyone could use and learn.
When I was there, I would literally just never close files related to what I was working on. I had editor sessions lasting months so I didn't have to reopen all of my files.