*/
internal sealed class Tags {
  /**
   * Returns a tags instance that maps [key] to [value]. If [value] is null, this returns a tags
   * instance that does not have any mapping for [key].
   */
  abstract fun <T : Any> plus(
    key: KClass<T>,
    value: T?,
  ): Tags

  abstract operator fun <T : Any> get(key: KClass<T>): T?
}

  override fun <T : Any> tag(type: KClass<T>): T? = error("unexpected")

  override fun <T> tag(type: Class<out T>): T? = error("unexpected")

  override fun <T : Any> tag(
    type: KClass<T>,
    computeIfAbsent: () -> T,
  ): T = error("unexpected")

  override fun <T : Any> tag(
    type: Class<T>,
    computeIfAbsent: () -> T,
  ): T = error("unexpected")

    }

    val expectedEvents = mutableListOf<KClass<out CallEvent>>()
    // Start out with standard events...
    expectedEvents += CallStart::class
    expectedEvents += ProxySelectStart::class
    expectedEvents += ProxySelectEnd::class
    expectedEvents += DnsStart::class
    expectedEvents += DnsEnd::class
    expectedEvents += ConnectStart::class
    if (https) {
      expectedEvents += SecureConnectStart::class

  @JvmName("reifiedTag")
  inline fun <reified T : Any> tag(): T? = tag(T::class)

  /** Returns the tag attached with [type] as a key, or null if no tag is attached with that key. */
  fun <T : Any> tag(type: KClass<T>): T? = type.java.cast(tags[type])

  /**
   * Returns the tag attached with `Object.class` as a key, or null if no tag is attached with
   * that key.
   *

   * val copy = original.clone()
   *
   * val myTag = original.tag(MyTag::class)
   * if (myTag != null) {
   *   copy.tag(MyTag::class) { myTag }
   * }
   * ```
   *
   * ```java
   * Call copy = original.clone();
   *
   * MyTag myTag = original.tag(MyTag.class);
   * if (myTag != null) {
   *   copy.tag(MyTag.class, () -> myTag);
   * }
   * ```
   *

  }

  override fun <T : Any> tag(type: KClass<T>): T? = type.java.cast(tags.get()[type])

  override fun <T> tag(type: Class<out T>): T? = tag(type.kotlin)

  override fun <T : Any> tag(
    type: KClass<T>,
    computeIfAbsent: () -> T,
  ): T = tags.computeIfAbsent(type, computeIfAbsent)

  override fun <T : Any> tag(
    type: Class<T>,
    computeIfAbsent: () -> T,

        override fun <T : Any> tag(type: KClass<T>): T? = TODO()

        override fun <T> tag(type: Class<out T>): T? = TODO()

        override fun <T : Any> tag(
          type: KClass<T>,
          computeIfAbsent: () -> T,
        ): T = TODO()

        override fun <T : Any> tag(
          type: Class<T>,
          computeIfAbsent: () -> T,
        ): T = TODO()

    assertThat(recordedRequest.url.encodedQuery)
      .isEqualTo("ct&dns=AAABAAABAAAAAAAABmdvb2dsZQNjb20AAAEAAQ")

    assertThat(cacheEvents()).containsExactly(CacheMiss::class)
  }

  private fun cacheEvents(): List<KClass<out CallEvent>> =
    eventRecorder
      .recordedEventTypes()
      .filter { "Cache" in it.simpleName!! }
      .also { eventRecorder.clearAllEvents() }

	public abstract fun request ()Lokhttp3/Request;
	public abstract fun tag (Ljava/lang/Class;)Ljava/lang/Object;
	public abstract fun tag (Ljava/lang/Class;Lkotlin/jvm/functions/Function0;)Ljava/lang/Object;
	public abstract fun tag (Lkotlin/reflect/KClass;)Ljava/lang/Object;
	public abstract fun tag (Lkotlin/reflect/KClass;Lkotlin/jvm/functions/Function0;)Ljava/lang/Object;
	public abstract fun timeout ()Lokio/Timeout;
}

        .url("https://square.com")
    val requestA = builder.tag(String::class, "a").build()
    val requestB = builder.tag(String::class, "b").build()
    val requestC = requestA.newBuilder().tag(String::class, "c").build()
    assertThat(requestA.tag(String::class)).isSameAs("a")
    assertThat(requestB.tag(String::class)).isSameAs("b")
    assertThat(requestC.tag(String::class)).isSameAs("c")
  }

  @Test