traits.scala

abstract class Employee {
	def salary: Int
}

trait InOffice {
	def desk: String
}

trait Remote {
	def location: String
	def timeZone: String
}

trait Temporary {
	def startDate: Int
	def stay: Int
	def endDate(): Int = (startDate + stay) % 12
}

trait Authority {
	def directReports: Array[Employee]
	def hasDirectReports() :Boolean = directReports.length != 0
}