Preview(_:traits:body:)
Declaration
@freestanding(declaration) macro Preview(_ name: String? = nil, traits: PreviewTrait<Preview.ViewTraits>..., @PreviewMacroBodyBuilder<UIView> body: @escaping @MainActor () -> UIView)@freestanding(declaration) macro Preview(_ name: String? = nil, traits: PreviewTrait<Preview.ViewTraits>..., @PreviewMacroBodyBuilder<UIView> body: @escaping @MainActor () -> UIView)