node = node.children!![childIndex]!!
      if (node.children != null || node.terminalBitCount > accumulatorBitCount) {
        break
      }
      sink.writeByte(node.symbol)
      accumulatorBitCount -= node.terminalBitCount
      node = root
    }
  }

  private fun addCode(
    symbol: Int,
    code: Int,
    codeBitCount: Int,
  ) {