クリぼっちの自分が 信じられるのは もはや型のみである

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4. { "shop": { "id": 1, "name": "
   ", "employees": [ { "id": 1, "job_id": 1, "name": "kuluna" } ] } }
5. import Foundation struct Employee: Decodable { let id: Int let job_id: Int let name: String } struct Shop: Decodable { let id: Int let name: String let employees: [Employee] } struct ShopResponse: Decodable { let shop: Shop }
6. let response = try! JSONDecoder().decode( ShopResponse.self, from: json.data(using: .utf8)! ) print(response.shop.name) // “
   ”
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9. let shop = response.shop shop.id == shop.employees.first?.job_id 
     
   
10. let newEmployee = Employee( id: shop.id, job_id: 0, name: "Sakaguchi" )  
    
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          !
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13. !
14. struct ShopId: Codable, Equatable { let value: Int init(_ value: Int) { self.value = value } public init(from decoder: Decoder) throws { self.value = try decoder.singleValueContainer().decode(Int.self) } public func encode(to encoder: Encoder) throws { var c = encoder.singleValueContainer() try c.encode(self.value) } }
15. struct Shop: Decodable { let id: ShopId let name: String let employees: [Employee] }
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     ☺ 
    
     ☺  Comparable