if (immutable) append("immutable, ")
        if (isEmpty()) return ""
        deleteRange(length - 2, length)
      }
    headerValue = result
  }
  return result
}

internal fun Long.commonClampToInt(): Int =
  when {
    this > Int.MAX_VALUE -> Int.MAX_VALUE
    else -> toInt()
  }

internal fun CacheControl.Companion.commonForceNetwork() =
  CacheControl
    .Builder()
    .noCache()