Ilmir Usmanov
25 lines
721 B
Kotlin
Vendored
25 lines
721 B
Kotlin
Vendored
// WITH_STDLIB
|
|
// WORKS_WHEN_VALUE_CLASS
|
|
// IGNORE_BACKEND: JVM
|
|
// LANGUAGE: +ValueClasses, +GenericInlineClassParameter
|
|
|
|
OPTIONAL_JVM_INLINE_ANNOTATION
|
|
value class Ucn<T: UInt>(private val i: T)
|
|
|
|
class PPInput(private val s: ByteArray) {
|
|
fun peek(n: UInt = 0u): Ucn<UInt>? =
|
|
if (n >= s.size.toUInt())
|
|
null
|
|
else
|
|
Ucn(s[n.toInt()].toUInt())
|
|
}
|
|
|
|
fun box(): String {
|
|
val ppInput = PPInput(byteArrayOf(0.toByte(), 0.toByte(), 0.toByte()))
|
|
|
|
if (ppInput.peek(0u) == null) throw AssertionError()
|
|
if (ppInput.peek(100u) != null) throw AssertionError()
|
|
if (ppInput.peek(0u)!!.toString() != "Ucn(i=0)") throw AssertionError(ppInput.peek(0u)!!.toString())
|
|
|
|
return "OK"
|
|
} |