WooCommerce - Add new rule to ACF

functions.php

<?php
add_filter('acf/location/rule_types', 'acf_location_rules_types');
function acf_location_rules_types( $choices ) {
    $choices['Woocommerce']['woocommerce_attribute'] = 'Atributo';
    return $choices;
}

add_filter('acf/location/rule_values/woocommerce_attribute', 'acf_location_rules_values_woocommerce_attribute');
function acf_location_rules_values_woocommerce_attribute( $choices ) {
    $atributes = wc_get_attribute_taxonomies();
    foreach ($atributes as $key => $value) {
        $choices['pa_'.$value->attribute_name] = $value->attribute_label;
    }
    return $choices;
}

add_filter('acf/location/rule_match/woocommerce_attribute', 'acf_location_rules_match_woocommerce_attribute', 10, 3);
function acf_location_rules_match_woocommerce_attribute( $match, $rule, $options ) {
    $match = $_GET['taxonomy'] == $rule['value'];

    return $match;
}