class RuboCop::Cop::Style::SoleNestedConditional

def correct_for_comment(corrector, node, if_branch)
  return if config.for_cop('Style/IfUnlessModifier')['Enabled']
  comments = processed_source.ast_with_comments[if_branch]
  comment_text = comments.map(&:text).join("\n") << "\n"
  corrector.insert_before(node.loc.keyword, comment_text) unless comments.empty?
end