Scala
Scala - Annotation Customizing Example.
YoonHyeonJoon
2022. 4. 20. 15:29
// Create Annotation `Mammal`
class Mammal(indigenous:String) extends scala.annotation.StaticAnnotation
// Annotate class Platypus as a `Mammal`
@Mammal(indigenous = "North America")
class Platypus{}
object Maker extends App{
val platypusType = u.typeOf[Platypus]
val platypusSymbol = platypusType.typeSymbol.asClass
platypusSymbol.annotations.foreach{ anItem =>
anItem.tree.children.tail.foreach{ context =>
print(context)
}
}
val ff = 1
}