Files
kotlin-fork/compiler/testData/diagnostics/tests/builderInference/issues/kt56949.kt
T
2023-12-05 18:15:51 +00:00

31 lines
854 B
Kotlin
Vendored

// ISSUE: KT-56949
// CHECK_TYPE_WITH_EXACT
fun test() {
val buildee = build {
setTypeVariable(TargetType())
<!UPPER_BOUND_VIOLATION_IN_CONSTRAINT!>consumeDifferentTypeSubtype(getTypeVariable())<!>
}
// exact type equality check — turns unexpected compile-time behavior into red code
// considered to be non-user-reproducible code for the purposes of these tests
checkExactType<Buildee<TargetType>>(buildee)
}
class TargetType
class DifferentType
fun <T: <!FINAL_UPPER_BOUND!>DifferentType<!>> consumeDifferentTypeSubtype(value: T) {}
class Buildee<TV> {
fun setTypeVariable(value: TV) { storage = value }
fun getTypeVariable(): TV = storage
private var storage: TV = null!!
}
fun <PTV> build(instructions: Buildee<PTV>.() -> Unit): Buildee<PTV> {
return Buildee<PTV>().apply(instructions)
}