if git.lines_of_code > 500 warn("This pull request is big! We prefer smaller PRs whenever possible, as they are easier to review. Can this be split into a few smaller PRs?") end prettier_offenses = `prettier --list-different "app/assets/stylesheets/**/*.scss" "app/assets/javascripts/**/*.es6" "test/javascripts/**/*.es6"`.split('\n') if !prettier_offenses.empty? fail(%{ This PR has multiple prettier offenses (prettier.io). We recommend configuring prettier linting in your editor:\n #{prettier_offenses.join("\n")} }) end