Mercurial > public > geoquiz
comparison GeoQuiz/Logic/FileController.swift @ 19:f140bb277c96
refactor code
| author | Dennis C. M. <dennis@denniscm.com> |
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| date | Sun, 23 Oct 2022 00:11:38 +0100 |
| parents | |
| children |
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| 18:d20cf93c9812 | 19:f140bb277c96 |
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| 1 // | |
| 2 // FileController.swift | |
| 3 // GeoQuiz | |
| 4 // | |
| 5 // Created by Dennis Concepción Martín on 7/9/22. | |
| 6 // | |
| 7 | |
| 8 import Foundation | |
| 9 | |
| 10 class FileController { | |
| 11 static func load<T: Decodable>(_ filename: String) -> T { | |
| 12 let data: Data | |
| 13 | |
| 14 guard let file = Bundle.main.url(forResource: filename, withExtension: nil) | |
| 15 else { | |
| 16 fatalError("Couldn't find \(filename) in main bundle.") | |
| 17 } | |
| 18 | |
| 19 do { | |
| 20 data = try Data(contentsOf: file) | |
| 21 } catch { | |
| 22 fatalError("Couldn't load \(filename) from main bundle:\n\(error)") | |
| 23 } | |
| 24 | |
| 25 do { | |
| 26 let decoder = JSONDecoder() | |
| 27 return try decoder.decode(T.self, from: data) | |
| 28 } catch { | |
| 29 fatalError("Couldn't parse \(filename) as \(T.self):\n\(error)") | |
| 30 } | |
| 31 } | |
| 32 } |