module WebSocket::HTTP::Headers

def header_line(line)
  return false unless parsed = line.scan(HEADER_LINE).first
  key   = HTTP.normalize_header(parsed[0])
  value = parsed[1].strip
  if @headers.has_key?(key)
    @headers[key] << ', ' << value
  else
    @headers[key] = value
  end
  true
end