SwiftUI View Debug Tracking

View+Debug.swift

extension View {

    public func debugView<T: View>(_ type: T.Type, file: String = #filePath, line: UInt = #line) -> some View {
        #if DEBUG
        return background(DebugView(type: type, file: file, line: line))
        #else
        return self
        #endif
    }
}

private struct DebugView<T>: UIViewRepresentable {

    let type: T.Type
    let file: String
    let line: UInt

    func makeUIView(context: Context) -> UIView {
        return UIView()
    }

    func updateUIView(_ view: UIView, context: Context) {
        view.accessibilityIdentifier = "\(type) \(URL(fileURLWithPath: file).lastPathComponent):\(line)"
    }
}