RuboCop 1.89: Project-Wide Analysis with Rubydex

RuboCop 1.89 is out, and it comes with the usual assortment of new cops and bug fixes. But there’s one theme running through this release that I’m particularly excited about, and that’s what I want to talk about today: RuboCop is finally learning to look beyond a single file. The single-file curse (limitation) For its entire existence RuboCop has analyzed your code one file at a time. That’s not an accident - it’s a deliberate design choice that has served the project extremely well. A file-a...