     
     // A birthday always has month and day, but year is optional.
     // We don't care about the time, only the date.
-    var year: Int?
-    var month: Int
-    var day: Int
+    public var year: Int?
+    public var month: Int
+    public var day: Int
     
     init(birthday: NSDateComponents, valueType: DatePropertyValueType) {
         name = PropertyName.birthday.rawValue

            // So for the time being, let's only parse the "date" type for bday.
            // TODO: Check that the type is "date" and reject others for now
            let birthdayValue = property[PropertyIndex.value.rawValue].stringValue
            print("bday value = \(birthdayValue)")
            let birthdayComponents = parseBirthday(value: birthdayValue)
            let birthdayProperty = BirthdayProperty(birthday: birthdayComponents, valueType: DatePropertyValueType.date)
            card.bday = birthdayProperty


enum JCardError: Error {
    case InvalidFormat
    case InvalidValueType
}

// Expects that the value string is exactly 7 (yearless dates)
