RuboCop 1.92: Agents Welcome

RuboCop 1.92 is out! Last time I talked about the long road to 2.0. This time the theme is more down to earth, and probably closer to how a lot of you use RuboCop today - AI coding agents. These days plenty of RuboCop runs aren’t started by a person at all. Claude Code, Codex, Cursor and friends run it after every batch of edits, read whatever it prints and try to fix what it found. That’s a very different user from the one RuboCop was built for. An agent has endless patience, but everything RuboCop prints ends up in its context window, and it can’t glance at a terminal and tell what’s obviously noise. So I spent most of this cycle making RuboCop a better citizen in that world. Output an agent can act on --format json now tells you exactly what autocorrection would do with each offense. Every correctable offense carries the edits, and whether a plain rubocop -a would apply them: "correction": { "safe": true, "edits": [ { "start_line": 1, "start_column": 6, "last_line": 1,…