private val client: OkHttpClient?,
  override val carrier: ExchangeCodec.Carrier,
  override val socket: BufferedSocket,
) : ExchangeCodec {
  private var state = STATE_IDLE
  private val headersReader = HeadersReader(socket.source)

  private val Response.isChunked: Boolean
    get() = "chunked".equals(header("Transfer-Encoding"), ignoreCase = true)

  private val Request.isChunked: Boolean