Refactoring with Codemods to Automate API Changes

[teivah]

https://martinfowler.com/articles/codemods-api-refactoring.html

[transitivebs]

https://github.com/getgrit/gritql is the best large-scale codemod / refactoring tool I've ever used.

[mmastrac → transitivebs]

It's finicky and picky, very dependent on the tree sitter grammar but when it works, it's magical.

[wcdolphin → mmastrac]

Have you found any tools you think are easier/better? I’d love to learn more about the space.

[mmastrac → wcdolphin]

Nope, I'd say it's the best :)

[westurner]

From "Show HN: Codemodder – A new codemod library for Java and Python" (2024) https://news.ycombinator.com/item?id=39111747 :

> [ codemodder-python, libCST, MOSES and Holman's elegant normal form, singnet/asmoses, Formal Verification, ]