public inline fun <T> Iterable<T>.takeWhile(predicate: (T) -> Boolean): List<T> {
val list = ArrayList<T>()
for (item in this) {
if (!predicate(item))
break
list.add(item)
}
return list
}
val list = listOf(1, 2, 3, 4, 5)
println(list.takeWhile{ it < 3 }) // [1, 2]
