class RuboCop::Cop::Naming::PredicateName

def on_send(node)
  dynamic_method_define(node) do |method_name|
    predicate_prefixes.each do |prefix|
      next if allowed_method_name?(method_name.to_s, prefix)
      add_offense(
        node.first_argument.source_range,
        message: message(method_name, expected_name(method_name.to_s, prefix))
      )
    end
  end
end