Dmitriy Novozhilov
19 lines
517 B
Kotlin
Vendored
19 lines
517 B
Kotlin
Vendored
import kotlin.reflect.KProperty
|
|
|
|
class Delegate<T>(var value: T) {
|
|
operator fun getValue(thisRef: Any?, property: KProperty<*>): T = value
|
|
|
|
operator fun setValue(thisRef: Any?, property: KProperty<*>, newValue: T) {
|
|
value = newValue
|
|
}
|
|
}
|
|
|
|
class DelegateProvider<T>(val value: T) {
|
|
operator fun provideDelegate(thisRef: Any?, property: KProperty<*>): Delegate<T> = Delegate(value)
|
|
}
|
|
|
|
fun <T> delegate(value: T): DelegateProvider<T> = DelegateProvider(value)
|
|
|
|
class A {
|
|
val x by delegate(1)
|
|
} |