applauncher broken about ags HOT 8 CLOSED

imports.gi.versions.Gtk = '3.0';

const app = new imports.gi.Gtk.Application();
app.connect('activate', () => {
    const list = imports.gi.Gio.AppInfo.get_all()
        .filter(app => app.should_show())
        .map(app =>
            typeof app.get_description() !== 'string' &&
                typeof app.get_description() !== 'object' ||
                typeof app.get_name() !== 'string' ||
                typeof app.get_executable() !== 'string' ||
                typeof app.get_id() !== 'string'
                ? app : null
        )
        .filter(app => app);

    list.length > 0
        ? list.forEach(app => print(app.get_name()))
        : print('ok');
});
app.run(null);