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import Foundation
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struct Person: Codable {
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let id: Int
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let name: String
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let email: String
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let active: Bool
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init(id: Int, name: String, email: String, active: Bool = true) {
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self.id = id
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self.name = name
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self.email = email
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self.active = active
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}
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}
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class Repository<T> {
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private var items: [Int: T] = [:]
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func add(key: Int, item: T) {
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items[key] = item
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}
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func find(key: Int) -> T? {
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return items[key]
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}
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func getAll() -> [T] {
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return Array(items.values)
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}
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}
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func add(_ a: Int, _ b: Int) -> Int {
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return a + b
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}
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enum Result<T> {
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case success(T)
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case failure(Error)
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}
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let repo = Repository<Person>()
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repo.add(key: 1, item: Person(id: 1, name: "Alice", email: "alice@example.com"))
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repo.add(key: 2, item: Person(id: 2, name: "Bob", email: "bob@example.com"))
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for person in repo.getAll() {
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print("\(person.name) <\(person.email)>")
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}
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print("3 + 4 = \(add(3, 4))")
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