Evgeniy.Zhelenskiy
34 lines
661 B
Kotlin
Vendored
34 lines
661 B
Kotlin
Vendored
// WITH_STDLIB
|
|
// WORKS_WHEN_VALUE_CLASS
|
|
// LANGUAGE: +ValueClasses
|
|
|
|
object Foo {
|
|
var a: Int = 42
|
|
var d by Delegate(0)
|
|
}
|
|
|
|
var setterInvoked = 0
|
|
|
|
OPTIONAL_JVM_INLINE_ANNOTATION
|
|
value class Delegate(val ignored: Int) {
|
|
|
|
operator fun getValue(thisRef: Any?, prop: Any?) = Foo.a
|
|
|
|
operator fun setValue(thisRef: Any?, prop: Any?, newValue: Int) {
|
|
setterInvoked++
|
|
Foo.a = newValue
|
|
}
|
|
}
|
|
|
|
|
|
fun box(): String {
|
|
if (Foo.d != 42) throw AssertionError()
|
|
|
|
Foo.d = 1234
|
|
if (Foo.d != 1234) throw AssertionError()
|
|
if (Foo.a != 1234) throw AssertionError()
|
|
|
|
if (setterInvoked != 1) throw AssertionError()
|
|
|
|
return "OK"
|
|
} |