class Sass::Tree::Visitors::Convert

def visit_comment(node)
  value = interp_to_src(node.value)
  if @format == :sass
    content = value.gsub(/\*\/$/, '').rstrip
    if content =~ /\A[ \t]/
      # Re-indent SCSS comments like this:
      #     /* foo
      #   bar
      #       baz */
      content.gsub!(/^/, '   ')
      content.sub!(/\A([ \t]*)\/\*/, '/*\1')
    end
    if content.include?("\n")
      content.gsub!(/\n \*/, "\n  ")
      spaces = content.scan(/\n( *)/).map {|s| s.first.size}.min
      sep = node.type == :silent ? "\n//" : "\n *"
      if spaces >= 2
        content.gsub!(/\n  /, sep)
      else
        content.gsub!(/\n#{' ' * spaces}/, sep)
      end
    end
    content.gsub!(/\A\/\*/, '//') if node.type == :silent
    content.gsub!(/^/, tab_str)
    content = content.rstrip + "\n"
  else
    spaces = (@tab_chars * [@tabs - value[/^ */].size, 0].max)
    content = if node.type == :silent
                value.gsub(/^[\/ ]\*/, '//').gsub(/ *\*\/$/, '')
              else
                value
              end.gsub(/^/, spaces) + "\n"
  end
  content
end