Experimenting with AttributedString.transformingAttributes

transformingAttributes.swift

import SwiftUI

@main
struct SampleApp: App {
    var body: some Scene {
        WindowGroup {
			ContentView()
		}
	}
}

struct ContentView: View {
	var text: AttributedString {
		let text = try? AttributedString(markdown: "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut [anim id est laborum](https://dummy).")
			.transformingAttributes(\.link) { link in
				guard link.value != nil else { return }
				let attrs = Text.LineStyle(pattern: .solid, color: Color(uiColor: UIColor.secondaryLabel))
				link.replace(with: \.underlineStyle, value: attrs)
			}
		return text ?? .init()
	}
	
	var text2: AttributedString {
		let text = try? AttributedString(markdown: "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut [anim id est laborum](https://dummy).")
			.transformingAttributes(\.link) { link in
				guard link.value != nil else { return }
				link.replace(with: \.underlineStyle, value: .single)
			}
		return text ?? .init()
	}

	var body: some View {
		VStack {
			Text(text)
				.padding()
			Text(text2)
				.padding()
		}
		.font(.caption)
		.foregroundColor(Color(uiColor: UIColor.secondaryLabel))
		.background(Color(uiColor: UIColor.secondarySystemBackground))
		.frame(width: 400, height: 400)	}
}

struct ContentView_Previews: PreviewProvider {
	static var previews: some View {
		ContentView()
	}
}