gistfile1.txt

extension UIImage {
    func resized(to width: CGFloat) -> UIImage {
        let ratio = size.height / size.width
        let size = CGSize(width: width, height: width * ratio)
        let renderer = UIGraphicsImageRenderer(size: size)
        return renderer.image { _ in
            self.draw(in: CGRect(origin: .zero, size: size))
        }
    }
}