pyos
52 lines
1.4 KiB
Kotlin
Vendored
52 lines
1.4 KiB
Kotlin
Vendored
// WITH_REFLECT
|
|
// TARGET_BACKEND: JVM
|
|
import kotlin.reflect.*
|
|
import kotlin.reflect.jvm.isAccessible
|
|
import kotlin.reflect.full.getExtensionDelegate
|
|
|
|
class C(var x: Int) {
|
|
var y by C::x
|
|
var z by ::x
|
|
}
|
|
|
|
class D(val c: C) {
|
|
var y by c::x
|
|
}
|
|
|
|
var x = 1
|
|
var y by ::x
|
|
var z by C(1)::x
|
|
|
|
var _x = -99
|
|
var Int.x
|
|
get() = this + _x
|
|
set(v: Int) { _x = v - this }
|
|
var Int.y by Int::x
|
|
|
|
inline fun <P : KProperty<*>, R> P.test(delegate: P.() -> R, get: R.() -> Int, set: R.(Int) -> Unit) {
|
|
val ref = apply { isAccessible = true }.delegate()
|
|
require(ref.get() == 1) { "$ref initial value is ${ref.get()}, not 1" }
|
|
ref.set(2)
|
|
require(ref.get() == 2) { "$ref after set(2) is ${ref.get()}, not 2" }
|
|
ref.set(1)
|
|
}
|
|
|
|
fun KMutableProperty0<Int>.test() =
|
|
test({ getDelegate() as KMutableProperty0<Int> }, { get() }, { set(it) })
|
|
|
|
fun <T> KMutableProperty1<T, Int>.test(receiver: T) =
|
|
test({ getDelegate(receiver) as KMutableProperty0<Int> }, { get() }, { set(it) })
|
|
|
|
fun <T> KMutableProperty1<T, Int>.test(receiver: T, receiver2: T) =
|
|
test({ getDelegate(receiver) as KMutableProperty1<T, Int> }, { get(receiver2) }, { set(receiver2, it) })
|
|
|
|
fun box(): String {
|
|
C::y.test(C(100), C(1))
|
|
C::z.test(C(1))
|
|
D::y.test(D(C(1)))
|
|
::y.test()
|
|
::z.test()
|
|
Int::y.test({ getExtensionDelegate() as KMutableProperty1<Int, Int> }, { get(100) }, { set(100, it) })
|
|
return "OK"
|
|
}
|