empty cart in nav redirect to shop

// woo gp - navigation - empty cart redirect to shop
add_action( 'template_redirect', 'empty_cart_redirect' );
function empty_cart_redirect(){
    if( is_cart() && WC()->cart->is_empty() ) {
        wp_safe_redirect( get_permalink( wc_get_page_id( 'shop' ) ) );
        exit();
    }
}