Dmitry Petrov
28 lines
737 B
Kotlin
Vendored
28 lines
737 B
Kotlin
Vendored
// IGNORE_BACKEND: JS, NATIVE
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fun <T> something(): T = Any() as T
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class Context<T>
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fun <T> Any.decodeIn(typeFrom: Context<in T>): T = something()
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fun <T> Any?.decodeOut(typeFrom: Context<out T>): T {
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return this?.decodeIn(typeFrom) // decodeIn result is of type Nothing
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?: throw AssertionError("")
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}
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fun box(): String {
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try {
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"str".decodeOut(Context<Any>())
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} catch (e: Exception) {
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// TODO check FQN
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val exceptionClassName = e::class.simpleName
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if (exceptionClassName != "KotlinNothingValueException") {
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throw AssertionError("Unexpected exception: $e")
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} else {
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return "OK"
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}
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}
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throw AssertionError("Should fail with exception")
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} |