<?php
/**
 * Checkout Form
 *
 * @see https://docs.woocommerce.com/document/template-structure/
 * @package WooCommerce/Templates
 * @version 3.5.0
 */

if (!defined('ABSPATH')) {
    exit;
}

// Get Timber context
$context = Timber::context();

// Add WooCommerce-specific data to context
$context['checkout'] = WC()->checkout();

// In your theme's functions.php
add_filter('timber/twig', function($twig) {
    $twig->addFunction(new \Twig\TwigFunction('WC', function() {
        return WC();
    }));
    return $twig;
});

// Render the Twig template
Timber::render('shop/checkout.twig', $context);