class Excon::Test::Server

def dump_errors
  lines = error.read.split($/)
  while (line = lines.shift)
    case line
      when /(ERROR|Error)/
        unless line =~ /(null cert chain|did not return a certificate|SSL_read:: internal error)/
          in_err = true
          puts
        end
      when /^(127|localhost)/
        in_err = false
      end
    puts line if in_err
  end
end