audit: Port audit_caveats method to rubocop and add tests

1 files changed, 16 insertions, 0 deletions

diff --git a/Library/Homebrew/rubocops/caveats_cop.rb b/Library/Homebrew/rubocops/caveats_cop.rb
new file mode 100644
index 000000000..3935d5638
--- /dev/null
+++ b/Library/Homebrew/rubocops/caveats_cop.rb
@@ -0,0 +1,16 @@
+require_relative "./extend/formula_cop"
+
+module RuboCop
+  module Cop
+    module FormulaAudit
+      class Caveats < FormulaCop
+        def audit_formula(_node, _class_node, _parent_class_node, _body_node)
+          caveats_strings.each do |n|
+            next unless regex_match_group(n, /\bsetuid\b/i)
+            problem "Don't recommend setuid in the caveats, suggest sudo instead."
+          end
+        end
+      end
+    end
+  end
+end