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class X1(val s: String) extends AnyVal {
trait I2 { // error: value class may not define an inner class or trait
val q: String
def z = s + q
}
}
class X2(val s: String) extends AnyVal {
private[this] class I2(val q: String) // error: value class may not define an inner class or trait
def y(i: Int) = {
val i2 = new I2(i.toString)
i2.q + s
}
}
class X3(val s: String) extends AnyVal {
object I3 // error: value class may not define non-parameter field
}
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