Ilmir Usmanov
34 lines
1.1 KiB
Kotlin
Vendored
34 lines
1.1 KiB
Kotlin
Vendored
// WITH_STDLIB
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// TARGET_BACKEND: JVM
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// WORKS_WHEN_VALUE_CLASS
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// LANGUAGE: +ValueClasses, +GenericInlineClassParameter
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OPTIONAL_JVM_INLINE_ANNOTATION
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value class MyUInt<T: Int>(val x: T)
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OPTIONAL_JVM_INLINE_ANNOTATION
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value class MyUIntArray<T: Int>(private val storage: IntArray) : Collection<MyUInt<T>> {
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public override val size: Int get() = storage.size
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override operator fun iterator() = TODO()
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override fun contains(element: MyUInt<T>): Boolean = storage.contains(element.x)
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override fun containsAll(elements: Collection<MyUInt<T>>): Boolean = elements.all { storage.contains(it.x) }
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override fun isEmpty(): Boolean = TODO()
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}
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fun <T> checkBoxed(c: Collection<T>, element: T): Boolean {
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return c.contains(element) && c.containsAll(listOf(element))
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}
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fun box(): String {
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val uints = MyUIntArray<Int>(intArrayOf(0, 1, 42))
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if (MyUInt(42) !in uints) return "Fail 1"
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val ints = listOf(MyUInt(1), MyUInt(0))
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if (!uints.containsAll(ints)) return "Fail 2"
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if (!checkBoxed(uints, MyUInt(0))) return "Fail 3"
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return "OK"
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} |