Text Shimmer Sample

TextShimmerSample.swift

struct TextShimmer : View {
  @State var show = false
  var body : some View{
      ZStack{
        Text("Shimmer").fontWeight(.heavy).font(.largeTitle).foregroundColor(Color(UIColor.systemOrange)).redacted(reason: .placeholder)
        Text("Shimmer").fontWeight(.heavy).font(.largeTitle).foregroundColor(.white)
              .mask(
                  Capsule()
                  .fill(LinearGradient(gradient: .init(colors: [.clear,.white,.clear]), startPoint: .top, endPoint: .bottom))
                  .rotationEffect(.init(degrees: 60)) //just to tilt the shimmer a little to prettify it
                  .offset(x: self.show ? 180 : -120) //since auto reverse is false, it brings the shimmer back to start
              )
      }.onAppear {
        withAnimation(Animation.default.speed(0.20).delay(0).repeatForever(autoreverses: false)){ //you can slow it down here with animation speed
            self.show.toggle()
        }
      }
    }
}