Quick and easy UserDefaults

EasyDefaults.swift

let Defaults = UserDefaults.standard

struct Settings {
    static let firstLaunch   = Defaults.bool(forKey: Keys.firstLaunch)
    static let totalLaunches = Defaults.integer(forKey: Keys.totalLaunches)
}

struct Keys {
    static let firstLaunch   = "FirstLaunchKey"
    static let totalLaunches = "TotalLaunchesKey"
    
    /**
     Saves allowable UserDefault values to a specified key
     
     - Parameters:
        - value: The value to be saved
        - forKey: The key-value of the object to be saved

     # Usage:
            Keys.saveToDefaults(true, forKey: Keys.firstLaunch)
            Keys.saveToDefaults(1, forKey: Keys.totalLaunches)
     */
    static func saveToDefaults(_ value: Any, forKey: String) {
        if allowedType(value) {
            print("Setting Default: \(value), forKey: \(forKey)")
            Defaults.set(value, forKey: forKey)
        } else {
            print("Error: invalid Default type\nUnable to set Default: \(value), forKey: \(forKey)")
        }
    }
    
    // Allowable types to be saved to UserDefaults
    static func allowedType(_ object: Any) -> Bool {
        switch object {
        case is Bool: return true
        case is String: return true
        case is URL: return true
        case is Int: return true
        case is Double: return true
        case is Float: return true
        default: return false
        }
    }
}