String+Localized.swift

import Foundation

extension String {
    private class LocalizationReference { }

    public var localized : String {
        let bundle = Bundle.init(for: LocalizationReference.self)

        let defaultValue = self
       
        return NSLocalizedString(self, tableName: nil, bundle: bundle, value: defaultValue, comment: "")
    }

    public func localizedWith(_ arguments: String ...) -> String {
        return String(format: localized, arguments: arguments)
    }
}