Codeable magic

$curl http://pokeapi.co/api/v2/pokemon/?limit=3

// Models...
struct PokemonListResult: Codable {
    let count: Int?
    let previous: URL?
    let results: [PokemonIndex]?
    let next: URL?
}

struct PokemonIndex: Codable {
    let name: String?
    let detailsURL: URL?
    
    private enum CodingKeys: String, CodingKey {
        case name
        case detailsURL = "url"
    }
}

// In DataTask callback...
 do {
      let decoder = JSONDecoder()
      let pokemans = try decoder.decode(PokemonListResult.self, from: data)
      print(pokemans)
      delegate.didSuccessfullyFetchPokemonList(withList: pokemans.results!)
  } catch let err {
      print("Err", err)
  }