Alexander Udalov
28 lines
441 B
Kotlin
Vendored
28 lines
441 B
Kotlin
Vendored
fun interface Base {
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fun doStuff(): String
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}
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fun interface I : Base
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fun interface Proxy : I {
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override fun doStuff(): String = doStuffInt().toString()
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fun doStuffInt(): Int
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}
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fun runBase(b: Base) = b.doStuff()
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fun runI(i: I) = i.doStuff()
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fun runProxy(p: Proxy) = p.doStuff()
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fun box(): String {
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if (runI { "i" } != "i") return "fail1"
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if (runProxy { 10 } != "10") return "fail2"
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return runBase { "OK" }
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}
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