Igor Laevsky
42 lines
1.1 KiB
Kotlin
Vendored
42 lines
1.1 KiB
Kotlin
Vendored
// IGNORE_BACKEND: JS_IR
|
|
// IGNORE_BACKEND: JS_IR_ES6
|
|
// TODO: muted automatically, investigate should it be ran for JS or not
|
|
// IGNORE_BACKEND: JS
|
|
|
|
// WITH_RUNTIME
|
|
|
|
fun fn0() {}
|
|
fun fn1(x: Any) {}
|
|
|
|
inline fun safeAsReturnsNull(operation: String, cast: () -> Any?) {
|
|
try {
|
|
val x = cast()
|
|
assert(x == null) { "$operation: should return null, got $x" }
|
|
}
|
|
catch (e: Throwable) {
|
|
throw AssertionError("$operation: should not throw exceptions, got $e")
|
|
}
|
|
}
|
|
|
|
inline fun safeAsReturnsNonNull(operation: String, cast: () -> Any?) {
|
|
try {
|
|
val x = cast()
|
|
assert(x != null) { "$operation: should return non-null" }
|
|
}
|
|
catch (e: Throwable) {
|
|
throw AssertionError("$operation: should not throw exceptions, got $e")
|
|
}
|
|
}
|
|
|
|
fun box(): String {
|
|
val f0 = ::fn0 as Any
|
|
val f1 = ::fn1 as Any
|
|
|
|
safeAsReturnsNonNull("f0 as? Function0<*>") { f0 as? Function0<*> }
|
|
safeAsReturnsNull("f0 as? Function1<*, *>") { f0 as? Function1<*, *> }
|
|
safeAsReturnsNull("f1 as? Function0<*>") { f1 as? Function0<*> }
|
|
safeAsReturnsNonNull("f1 as? Function1<*, *>") { f1 as? Function1<*, *> }
|
|
|
|
return "OK"
|
|
}
|