Get a GitNation Multipass, attend 8+ remote JavaScript conferences & watch tens of pro talks and workshops from our past events: https://portal.gitnation.org/multipass 🗓   Talk recording from AmsterdamJS Conference 2017, June 8 https://amsterdamjs.com Ahmed El Gabri, Senior Front-end Developer at Lightspeed Refactoring or changing an API of a lib you maintain might not be a fun task. But sometimes it is required. If you are going to do it anyway, you don't want to do this manually anyway. So with the power of ASTs & codemods you can automate this & have confidence in the result