Dmitry Petrov
30 lines
662 B
Kotlin
Vendored
30 lines
662 B
Kotlin
Vendored
// TARGET_BACKEND: JVM
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// JVM_TARGET: 1.8
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// SAM_CONVERSIONS: INDY
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// FILE: enhancedNullability.kt
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fun interface IGetInt {
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fun get(x: Int): Int
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}
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// fun interface IGetIntMix0 : IGetInt, Sam
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// ^ Error: [FUN_INTERFACE_WRONG_COUNT_OF_ABSTRACT_MEMBERS] Fun interfaces must have exactly one abstract method
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fun interface IGetIntMix1 : IGetInt, Sam {
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override fun get(x: Int): Int
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}
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fun box(): String {
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val t1 = IGetIntMix1 { it: Int -> it * 2 }.get(21)
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if (t1 != 42)
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return "Failed: t1=$t1"
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return "OK"
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}
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// FILE: Sam.java
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import org.jetbrains.annotations.*;
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public interface Sam {
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@NotNull Integer get(@NotNull Integer arg);
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}
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