Files
kotlin-fork/compiler/testData/diagnostics/tests/builderInference/issues/kt63840c.fir.kt
T
2024-01-10 14:56:30 +00:00

30 lines
746 B
Kotlin
Vendored

// ISSUE: KT-63840
// CHECK_TYPE_WITH_EXACT
fun test() {
val buildee = build {
when {
true -> replaceTypeVariable(TargetType())
else -> DifferentType()
}
}
// 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
class Buildee<TV> {
fun replaceTypeVariable(value: TV): TV { val temp = storage; storage = value; return temp }
private var storage: TV = null!!
}
fun <PTV> build(instructions: Buildee<PTV>.() -> Unit): Buildee<PTV> {
return Buildee<PTV>().apply(instructions)
}