// Copyright © SixtyFPS GmbH <info@sixtyfps.io>
// SPDX-License-Identifier: (GPL-3.0-only OR LicenseRef-SixtyFPS-commercial)

SuperSimple := Window {

    opacity: 0.5;
//          ^warning{The opacity property cannot be used on the root element, it will not be applied}

    Rectangle {
        opacity: false;
//              ^error{Cannot convert bool to float}
    }

}