Anton Bannykh
23 lines
605 B
Kotlin
Vendored
23 lines
605 B
Kotlin
Vendored
open class Player(val name: String)
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open class SlashPlayer(name: String) : Player(name)
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public abstract class Game<T : Player> {
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abstract fun getPlayer(name: String, create: Boolean = true): T?
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}
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class SimpleGame : Game<SlashPlayer>() {
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override fun getPlayer(name: String, create: Boolean): SlashPlayer? {
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return if (create) {
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SlashPlayer(name)
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}
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else null
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}
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}
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fun box(): String {
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val player1 = SimpleGame().getPlayer("fail", false)
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if (player1 != null) return "fail 1"
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val player2 = SimpleGame().getPlayer("OK")
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return player2!!.name
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} |