Prism::Translation::RubyParser::Compiler#attach_comments

# File tmp/rubies/ruby-4.0.0/lib/prism/translation/ruby_parser.rb, line 1839
def attach_comments(sexp, node)
  return unless node.comments
  return if node.comments.empty?

  extra = node.location.start_line - node.comments.last.location.start_line
  comments = node.comments.map(&:slice)
  comments.concat([nil] * [0, extra].max)
  sexp.comments = comments.join("\n")
end