Snapshot of CardView_Preview from https://github.com/ChrisMash/SwiftUI-Playing-Cards for my blog

SwiftUICards_CardViewPreview.swift

struct CardView_Previews: PreviewProvider {
    // Create a wrapper view that will let us hold a @Namespace to pass to the view
    struct Wrapper: View {
        @Namespace var animation
        var body: some View {
            CardView(card: Card(number: 1), namespace: animation)
                .padding()
                .background(Color.gray)
        }
    }
    
    static var previews: some View {
        Wrapper()
    }
}