muuhoffman

/**
 Describes a Model that can be built by a Builder
 */
protocol BuildableModel {
}

/**
 Describes a Builder. Extends `class` so that set() calls can return self without the compiler complaining about an immutable value. This is for chaining set() and build() calls.
 */
protocol Builder: class {

muuhoffman

struct UserSignUp {
    var firstName: String
    var lastName: String?
    var username: String
    var password: String
    
    class Builder {
        var firstName: String?
        var lastName: String?
        var username: String?