fun <T> List<T>.partition(nextPartition: (T) -> Boolean) : List<List<T>> {
  val result = mutableListOf<MutableList<T>>()
  var current = mutableListOf<T>()
  val last = size - 1
  result += current
  forEachIndexed { index, el ->
    current.add(el)
    if (nextPartition(el) && index != last) {
      current = mutableListOf()
      result += current
    }
  }
  return result
}

fun main(args: Array<String>) {
  val testList = mutableListOf<Test>()
  createList(testList)

  testList.partition { it.endPart == 1 }.forEach {
    println(it.joinToString(" ") { it.value })
  }
}