I find that level of pedantry and hand-holding, to be extremely tedious and I frequently find myself just thinking fuck it, I'll write it myself and get what I want the first time.

This. That’s why every programmer strive for a good architecture and write tests. When you have that and all your bug fixes and feature request are only a small amount of lines, that is pure bliss. Even if it requires hours of reading and designing. Anything is better than dumping lot of lines.