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kotlin-fork/compiler/testData/diagnostics/tests/builderInference/issues/kt47989a.kt
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2023-12-05 18:15:50 +00:00

32 lines
833 B
Kotlin
Vendored

// ISSUE: KT-47989
// CHECK_TYPE_WITH_EXACT
fun test() {
val buildee = <!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>build<!> {
object: TypeSourceInterface {
override fun produceTargetType() = 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>>(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>buildee<!>)
}
class TargetType
interface TypeSourceInterface {
fun produceTargetType(): TargetType
}
class Buildee<TV> {
fun getTypeVariable(): TV = storage
private var storage: TV = null!!
}
fun <PTV> build(instructions: Buildee<PTV>.() -> Unit): Buildee<PTV> {
return Buildee<PTV>().apply(instructions)
}