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annotate Simoleon/Helpers/ReadJson.swift @ 183:d2398f02e1ce

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implement unit currency selector
author Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
date Mon, 20 Dec 2021 12:28:16 +0100
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183
d2398f02e1ce implement unit currency selector
Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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1 //
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2 // ReadJson.swift
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3 // Simoleon
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4 //
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5 // Created by Dennis Concepción Martín on 8/12/21.
d2398f02e1ce implement unit currency selector
Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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6 //
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7
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8 import Foundation
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9
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10 func readJson<T: Decodable>(from filename: String) -> T {
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11 let data: Data
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12
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13 guard let file = Bundle.main.url(forResource: filename, withExtension: nil)
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14 else {
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15 fatalError("Failed to locate \(filename)")
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16 }
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17
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18 do {
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19 data = try Data(contentsOf: file)
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20 } catch {
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21 fatalError("Failed to load \(filename)")
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22 }
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23
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24 do {
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25 let decoder = JSONDecoder()
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26 return try decoder.decode(T.self, from: data)
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27 } catch {
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28 fatalError("Failed to decode \(filename)")
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29 }
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30 }