ios/MullvadVPN/Data+HexCoding.swift


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//
//  Data+HexCoding.swift
//  MullvadVPN
//
//  Created by pronebird on 20/06/2019.
//  Copyright © 2019 Mullvad VPN AB. All rights reserved.
//

import Foundation

extension Data {
    struct HexEncodingOptions: OptionSet {
        let rawValue: Int
        static let upperCase = HexEncodingOptions(rawValue: 1 << 0)
    }

    func hexEncodedString(options: HexEncodingOptions = []) -> String {
        let format = options.contains(.upperCase) ? "%02hhX" : "%02hhx"
        return map { String(format: format, $0) }.joined()
    }
}