Svetlana Isakova
28 lines
833 B
Kotlin
28 lines
833 B
Kotlin
package a
|
|
|
|
trait A
|
|
|
|
fun <T>id(t: T): T = t
|
|
fun doList(l: List<Int>) = l
|
|
fun doInt(i: Int) = i
|
|
|
|
fun <T> strangeNullableList(<!UNUSED_PARAMETER!>f<!>: (T) -> Unit): List<T>? = throw Exception()
|
|
fun <T: A> emptyNullableListOfA(): List<T>? = null
|
|
|
|
//-------------------------------
|
|
|
|
fun testExclExcl() {
|
|
doList(<!TYPE_INFERENCE_UPPER_BOUND_VIOLATED!>emptyNullableListOfA<!>()!!) //should be an error here
|
|
val <!UNUSED_VARIABLE!>l<!>: List<Int> = id(<!TYPE_INFERENCE_UPPER_BOUND_VIOLATED!>emptyNullableListOfA<!>()!!)
|
|
|
|
doList(strangeNullableList { doInt(it) }!!) //lambda should be analyzed (at completion phase)
|
|
}
|
|
|
|
fun testDataFlowInfoAfterExclExcl(a: Int?) {
|
|
doInt(a!!)
|
|
<!DEBUG_INFO_AUTOCAST!>a<!> + 1
|
|
}
|
|
|
|
fun testUnnecessaryExclExcl(a: Int) {
|
|
doInt(a<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>) //should be warning
|
|
} |