Victor Petukhov
31 lines
545 B
Plaintext
Vendored
31 lines
545 B
Plaintext
Vendored
fun <E : Any?> produce(block: @ExtensionFunctionType Function1<Derived<E>, Unit>): E {
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return null as E
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}
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interface Derived<in E : Any?> : Base<E> {
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}
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interface Base<in E : Any?> {
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}
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interface Receiver<out E : Any?> {
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}
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fun <E : Any?, C : Base<E>> Receiver<E>.toChannel(destination: C): C {
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return null as C
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}
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fun <R : Any?> foo(r: Receiver<R>): R {
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return produce<R>(block = local fun Derived<R>.<anonymous>() {
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r.toChannel<R, Derived<R>>(destination = $this$produce) /*~> Unit */
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}
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)
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}
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fun box(): String {
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return "OK"
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}
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