nslocalizedstring

Is there an Swift equivalent of NSLocalizedString(...) ? In Objective-C , we usually use: NSString *string = NSLocalizedString(@"key", @"comment"); How can I achieve the same in Swift? I found a function: func NSLocalizedString( key: String, tableName: String? = default, bundle: NSBundle = default, value: String = default, #comment: String) -> String However, it is very long and not convenient at all. I use next solution: 1) create extension: extension String { var localized: String { return NSLocalizedString(self, tableName: nil, bundle: Bundle.main, value: "", comment: "") } } 2) in

I am defining a custom error type with Swift 3 syntax and I want to provide a user-friendly description of the error which is returned by the localizedDescription property of the Error object. How can I do it? public enum MyError: Error { case customError var localizedDescription: String { switch self { case .customError: return NSLocalizedString("A user-friendly description of the error.", comment: "My error") } } } let error: Error = MyError.customError error.localizedDescription // "The operation couldn’t be completed. (MyError error 0.)" Is there a way for the localizedDescription to