import okhttp3.internal.connection.Exchange
import okhttp3.internal.connection.RealCall
import okhttp3.internal.http2.ConnectionShutdownException
import okhttp3.internal.stripBody
import okhttp3.internal.withSuppressed

/**
 * This interceptor recovers from failures and follows redirects as necessary. It may throw an
 * [IOException] if the call was canceled.
 */
class RetryAndFollowUpInterceptor : Interceptor {

    }
  }
  if (exception != null) {
    throw exception
  }
}

internal fun <E> MutableList<E>.addIfAbsent(element: E) {
  if (!contains(element)) add(element)
}

internal fun Exception.withSuppressed(suppressed: List<Exception>): Throwable =
  apply {
    for (e in suppressed) addSuppressed(e)
  }

internal inline fun <T> Iterable<T>.filterList(predicate: T.() -> Boolean): List<T> {