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object Texts{
def textL[T](list: List[T]) = {
list match{
case List() => "Empty"
case List(_) => "One"
case List(_*) => "Many"
}
}
def textA[T](array: Array[T]) = {
array match{
case Array() => "Empty"
case Array(_) => "One"
case Array(_*) => "Many"
}
}
}
object Test extends App {
{
implicit def array2list[T](array: Array[T]) = {
println(array.toList.size)
array.toList
}
println(Texts textL List())
println(Texts textL List(1))
println(Texts textL List(1, 1));
println(Texts textL Array())
println(Texts textL Array(1))
println(Texts textL Array(1, 1))
println(Texts textA List())
println(Texts textA List(1))
println(Texts textA List(1, 1));
println(Texts textA Array())
println(Texts textA Array(1))
println(Texts textA Array(1, 1))
}
{
implicit def array2list[T](array: Array[T]) = array.toList
def size[T](list: List[T]) = list.size
assert(size(array2list(Array())) == 0)
assert(size(Array()) == 0)
}
}
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