| // WITH_STDLIB | |
| // KJS_FULL_RUNTIME | |
| fun <T : Result<*>> isSuccess(a: A<T>): String = | |
| a.go { | |
| it.isSuccess | |
| } | |
| class A<T> { | |
| fun go(f: (T) -> Boolean): String = | |
| if (f(Result.success(1) as T)) "OK" else "Fail" | |
| } | |
| fun box(): String = isSuccess(A<Result<Int>>()) |