EnumWithDefault

EnumWithDefault.kt

@Inherited
@Target(CLASS)
@Retention(RUNTIME)
annotation class EnumWithDefault(
    val value: String = "UNKNOWN"
)

@EnumWithDefault // Defaults to UNKNOWN
enum class Example {
  FIRST, SECOND, UNKNOWN
}

@EnumWithDefault(value = "SECOND") // Defaults to SECOND 
enum class Example2 { 
  FIRST, SECOND, THIRD
}