Ilya Goncharov
22 lines
455 B
Kotlin
Vendored
22 lines
455 B
Kotlin
Vendored
// KT-42176
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interface Top<D>{
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fun getData(): D
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fun toString(data: D): String
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}
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fun <D> Top<D>.getString() = toString(getData())
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abstract class DefaultImpl: Top<Int>{
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override fun toString(data: Int): String = data.toString()
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}
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class Bottom(val data: Int): DefaultImpl() {
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override fun getData(): Int = data
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}
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fun box(): String {
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val bottom = Bottom(10).getString()
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if (bottom != "10") return "fail: $bottom"
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return "OK"
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} |