Svetlana Isakova
22 lines
477 B
Kotlin
22 lines
477 B
Kotlin
class A
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class B {
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fun A.invoke() = "##"
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fun A.invoke(i: Int) = "#${i}"
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}
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fun foo() = A()
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fun B.test(): String {
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if (A()() != "##") return "fail1"
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if (A()(1) != "#1") return "fail2"
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if (foo()() != "##") return "fail3"
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if (foo()(42) != "#42") return "fail4"
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if ((foo())(42) != "#42") return "fail5"
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if ({() -> A()}()() != "##") return "fail6"
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if ({() -> A()}()(37) != "#37") return "fail7"
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return "OK"
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}
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fun box(): String = B().test()
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