Mercurial > public > geoquiz
annotate GeoQuiz/Logic/LoadFunc.swift @ 14:136928bae534
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| author | Dennis C. M. <dennis@denniscm.com> |
|---|---|
| date | Wed, 19 Oct 2022 07:56:33 +0200 |
| parents | a793f33f05fb |
| children |
| rev | line source |
|---|---|
| 0 | 1 // |
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10
a793f33f05fb
refactor code and fix layout
Dennis C. M. <dennis@denniscm.com>
parents:
0
diff
changeset
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2 // LoadFunc.swift |
| 0 | 3 // GeoQuiz |
| 4 // | |
| 5 // Created by Dennis Concepción Martín on 7/9/22. | |
| 6 // | |
| 7 | |
| 8 import Foundation | |
| 9 | |
| 10 func load<T: Decodable>(_ filename: String) -> T { | |
| 11 let data: Data | |
| 12 | |
| 13 guard let file = Bundle.main.url(forResource: filename, withExtension: nil) | |
| 14 else { | |
| 15 fatalError("Couldn't find \(filename) in main bundle.") | |
| 16 } | |
| 17 | |
| 18 do { | |
| 19 data = try Data(contentsOf: file) | |
| 20 } catch { | |
| 21 fatalError("Couldn't load \(filename) from main bundle:\n\(error)") | |
| 22 } | |
| 23 | |
| 24 do { | |
| 25 let decoder = JSONDecoder() | |
| 26 return try decoder.decode(T.self, from: data) | |
| 27 } catch { | |
| 28 fatalError("Couldn't parse \(filename) as \(T.self):\n\(error)") | |
| 29 } | |
| 30 } |