): Int {
  // Do the binary searching bit.
  var low = position
  var high = limit - 1
  while (low <= high) {
    val mid = (low + high) / 2
    val compareResult = compare(mid)
    when {
      compareResult < 0 -> high = mid - 1
      compareResult > 0 -> low = mid + 1
      else -> return mid // Match!
    }
  }

  return -low - 1 // insertionPoint is before the first element.