Files
kotlin-fork/compiler/testData/diagnostics/tests/generics/projectionsScope/addAll.kt
T
2021-05-25 13:28:27 +03:00

32 lines
731 B
Kotlin
Vendored

// !DIAGNOSTICS: -UNUSED_PARAMETER
interface C<out T>
interface MC<T> : C<T> {
fun addAll(x: C<T>): Boolean
fun addAllMC(x: MC<out T>): Boolean
fun addAllInv(x: MC<T>): Boolean
}
interface Open
class Derived : Open
fun <T> mc(): MC<T> = null!!
fun <T> c(): C<T> = null!!
fun foo(x: MC<out Open>) {
x.addAll(<!TYPE_MISMATCH!>x<!>)
x.addAllMC(<!TYPE_MISMATCH!>x<!>)
x.addAll(<!TYPE_MISMATCH!>mc<Open>()<!>)
x.addAllMC(<!TYPE_MISMATCH!>mc<Open>()<!>)
x.addAll(<!TYPE_MISMATCH!>mc<Derived>()<!>)
x.addAllMC(<!TYPE_MISMATCH!>mc<Derived>()<!>)
x.addAll(c())
x.addAll(c<Nothing>())
x.addAllInv(<!TYPE_MISMATCH!>mc<Open>()<!>)
x.addAll(<!CONSTANT_EXPECTED_TYPE_MISMATCH!>1<!>)
}