class Rouge::Formatters::HTML

def stream_tableized(tokens)
  num_lines = 0
  last_val = ''
  formatted = ''
  tokens.each do |tok, val|
    last_val = val
    num_lines += val.scan(/\n/).size
    span(tok, val) { |str| formatted << str }
  end
  # add an extra line for non-newline-terminated strings
  if last_val[-1] != "\n"
    num_lines += 1
    span(Token::Tokens::Text::Whitespace, "\n") { |str| formatted << str }
  end
  # generate a string of newline-separated line numbers for the gutter>
  numbers = %<<pre class="lineno">#{(@start_line..num_lines+@start_line-1)
    .to_a.join("\n")}</pre>>
  yield "<div#@css_class>" if @wrap
  yield '<table style="border-spacing: 0"><tbody><tr>'
  # the "gl" class applies the style for Generic.Lineno
  yield '<td class="gutter gl" style="text-align: right">'
  yield numbers
  yield '</td>'
  yield '<td class="code">'
  yield '<pre>'
  yield formatted
  yield '</pre>'
  yield '</td>'
  yield "</tr></tbody></table>\n"
  yield "</div>\n" if @wrap
end