Cleaner way to update nested structures

Say I have got following two case classes: case class Address(street: String, city: String, state: String, zipCode: Int) case class Person(firstName: String, lastName: String, address: Address) and the following instance of Person class: val raj = Person("Raj", "Shekhar", Address("M Gandhi Marg", "Mumbai", "Maharashtra", 411342)) Now if I want to update zipCode of raj then I will have to do: val u

[taroleo]

get/setは不思議な用語だなと思っていたら、bidirectional programmingの話だった。http://www.cis.upenn.edu/~bcpierce/papers/lenses-etapsslides.pdf