DSButtonStyle with enums and static ButtonStyle extensions

DSButtonStyle.swift

import SwiftUI

public enum DSButtonStyle: ButtonStyle {
    case primary
    case secondary
    case action
    case link

    public func makeBody(configuration: Configuration) -> some View {
        customize(
            configuration.label  // common config follows
                .font(.body)
                .opacity(configuration.isPressed ? 0.8 : 1)
                .padding(.horizontal, 14)
                .padding(.vertical, 8)
                .overlay {
                    RoundedRectangle(cornerRadius: 10)
                        .strokeBorder(lineWidth: 1)
                }
        )
    }

    @ViewBuilder private func customize(_ label: some View) -> some View {
        switch self {
        case .primary:
            label.foregroundStyle(.primary)
        case .secondary:
            label.foregroundStyle(.secondary)
        case .link:
            label.foregroundStyle(.blue).font(.callout) // override font
        case .action:
            label.foregroundStyle(.green).bold()
        }
    }
}

extension ButtonStyle where Self == DSButtonStyle {
    public static var dsPrimary: Self { .primary }
    public static var dsSecondary: Self { .secondary }
    public static var dsLink: Self { .link }
    public static var dsAction: Self { .action }
}

struct TestView: View {
    var body: some View {
        Button("Hello, world!") {}
            .buttonStyle(.dsAction)
    }
}

public struct DSCustomButtonStyle: ButtonStyle {
    public func makeBody(configuration: Self.Configuration) -> some View {
        configuration.label.font(.headline)
    }
}

extension ButtonStyle where Self == DSCustomButtonStyle {
    public static var dsCustom: Self { DSCustomButtonStyle() }
}

#Preview {
    TestView()
}