Dmitry Jemerov
31 lines
564 B
Kotlin
Vendored
31 lines
564 B
Kotlin
Vendored
package foo
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// CHECK_NOT_CALLED: typePredicate
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open class A
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class B
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class C : A()
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interface TypePredicate {
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fun invoke(x: Any): Boolean
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}
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inline fun typePredicate<reified T>(): TypePredicate =
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object : TypePredicate {
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override fun invoke(x: Any): Boolean = x is T
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}
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fun box(): String {
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val isA = typePredicate<A>()
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val a: Any = A()
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val b: Any = B()
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val c: Any = C()
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assertEquals(true, isA(a), "isA(a)")
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assertEquals(false, isA(b), "isA(b)")
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assertEquals(true, isA(c), "isA(c)")
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return "OK"
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} |