) : CallEvent()

  data class SecureConnectEnd(
    override val timestampNs: Long,
    override val call: Call,
    val handshake: Handshake?,
  ) : CallEvent() {
    override fun closes(event: CallEvent): Boolean = event is SecureConnectStart && call == event.call
  }

  data class ConnectionAcquired(
    override val timestampNs: Long,
    override val call: Call,
    val connection: Connection,

    call: Call,
    connection: Connection,
  ) = logEvent(ConnectionReleased(System.nanoTime(), call, connection))

  override fun callStart(call: Call) = logEvent(CallStart(System.nanoTime(), call))

  override fun requestHeadersStart(call: Call) = logEvent(RequestHeadersStart(System.nanoTime(), call))

  override fun requestHeadersEnd(
    call: Call,
    request: Request,

    }

    @Override public void callStart(Call call) {
      printEvent("callStart");
    }

    @Override public void proxySelectStart(Call call, HttpUrl url) {
      printEvent("proxySelectStart");
    }

    @Override public void proxySelectEnd(Call call, HttpUrl url, List<Proxy> proxies) {
      printEvent("proxySelectEnd");
    }

    @Override public void dnsStart(Call call, String domainName) {

// LTYPEC spec3	{ outcode(int($1), &$2); }
	CALL	AX
	JCS	2(PC)
	JMP	*AX // JMP AX
	CALL	*foo(SB)
	JCS	2(PC)
	JMP	$4
	JCS	2(PC)
	JMP	label // JMP 16
	CALL	foo(SB)
//	CALL	(AX*4) // TODO: This line is silently dropped on the floor!
	CALL	foo+4(SB)(AX*4)
	CALL	*4(SP) // CALL 4(SP)
	CALL	*(AX) // CALL (AX)
	CALL	*(SP) // CALL (SP)
//	CALL	*(AX*4) // TODO: This line is silently dropped on the floor!

    route: Route,
    call: Call,
  ) {}

  /**
   * Invoked when a connection fails to be established.
   */
  open fun connectFailed(
    route: Route,
    call: Call,
    failure: IOException,
  ) {}

  /**
   * Invoked as soon as a connection is successfully established.
   */
  open fun connectEnd(
    connection: Connection,
    route: Route,
    call: Call,
  ) {}

  /**

        elif is_gen_callable(call) or is_async_gen_callable(call):
            solved = await solve_generator(
                call=call, stack=async_exit_stack, sub_values=solved_result.values
            )
        elif is_coroutine_callable(call):
            solved = await call(**solved_result.values)
        else:
            solved = await run_in_threadpool(call, **solved_result.values)

   *
   * <p>The objects returned by consecutive calls to {@link #peek()} then {@link #next()} are
   * guaranteed to be equal to each other.
   */
  @CanIgnoreReturnValue
  @Override
  @ParametricNullness
  E next();

  /**
   * {@inheritDoc}
   *
   * <p>Implementations may or may not support removal when a call to {@link #peek()} has occurred
   * since the most recent call to {@link #next()}.
   *

      if (e != null) {
        eventListener.requestFailed(call, e)
      } else {
        eventListener.requestBodyEnd(call, bytesRead)
      }
    }
    if (responseDone) {
      if (e != null) {
        eventListener.responseFailed(call, e)
      } else {
        eventListener.responseBodyEnd(call, bytesRead)
      }
    }
    return call.messageDone(this, requestDone, responseDone, e)
  }

        .build()
    val latch = CountDownLatch(1)
    val exceptionRef = AtomicReference<Throwable>()
    val call = client.newCall(request)
    call.timeout().timeout(250, TimeUnit.MILLISECONDS)
    call.enqueue(
      object : Callback {
        override fun onFailure(
          call: Call,
          e: IOException,
        ) {
          exceptionRef.set(e)
          latch.countDown()
        }

    runTest {
      val call = ClosableCall()

      supervisorScope {
        assertFailsWith<CancellationException> {
          coroutineScope {
            call.afterCallbackOnResponse = {
              coroutineContext.job.cancel()
            }
            call.executeAsync()
          }
        }
      }

      assertThat(call.canceled).isTrue()