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mrdziuban/semiauto-sealed-trait-option1.scala

Last active November 27, 2023 14:28
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semiauto-sealed-trait-option1.scala
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semiauto-sealed-trait-option1.scala
sealed trait Test1
object Test1 {
case object Member extends Test1
}
sealed trait Test2
object Test2 {
sealed trait SubTrait extends Test2
case object Member extends SubTrait
}
sealed trait Test3
object Test3 {
case class Member() extends Test3
}
// all of these fail because there are no `Decoder`s for the subtype object/class/trait
io.circe.Decoder.derived[Test1]
io.circe.Decoder.derived[Test2]
io.circe.Decoder.derived[Test3]
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