Delegate.kt

class Delegate : ReadWriteProperty<Any, String> {
    private var stringResult: String = ""

    override fun getValue(thisRef: Any, property: KProperty<*>): String =
        stringResult

    override fun setValue(thisRef: Any, property: KProperty<*>, value: String) {
        val formatedString = "${property.name}'s value is $value"
        stringResult = formatedString.toLowerCase().capitalize()
    }
}