Comment by KajMagnus

Scala could be one example? When I upgraded to a newer version of the standard library (the Scala 2.13 or Scala 3 collections library), there was a tool, Scalafix [1], that could update my source code to work with the new library. Don't think it was perfect (don't remember), but helpful.

[1] https://scalacenter.github.io/scalafix/