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@samdvr /adt.scala Secret
Last active Aug 23, 2017

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Algebraic Data Types
sealed trait Food {
val calories:Double
case class Pizza(calories: Double, crust: String) extends Food
case class Hamburger(calories: Double, cheese:Boolean) extends Food
sealed trait Person {
val name:String
case class Student(name: String) extends Person
case class Programmer(name: String) extends Person
def printDetails(person: Person, food: Food) = {
print(s" Hello ${}, your food has ${food.calories} calories.")
printDetails(Student("Rob"), Pizza(1000, "thin")) // Hello Rob, your food has 1000 calories.
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