.addToCartText"
			data-wp-class--wc-block-slide-in="state.slideInAnimation"
			data-wp-class--wc-block-slide-out="state.slideOutAnimation"
			data-wp-on--animationend="actions.handleAnimationEnd"
			data-wp-watch="callbacks.startAnimation"
			data-wp-run="callbacks.syncTempQuantityOnLoad"
		';

		$wrapper_attributes = get_block_wrapper_attributes(
			array(
				'class' => implode(
					' ',
					array_filter(
						array(
							'wp-block-button wc-block-components-product-button',
							esc_attr( $classname . ' ' . $custom_width_classes . ' ' . $custom_align_classes ),
						)
					)
				),
			)
		);

		$button_classes = isset( $args['class'] ) ? esc_attr( $args['class'] . ' wc-interactive' ) : 'wc-interactive';
		if ( $is_descendant_of_add_to_cart_form ) {
			$button_classes             .= ' single_add_to_cart_button';
			$args['attributes']['value'] = $product->get_id();
		}

		$html = strtr(
			'<div {wrapper_attributes}
					{div_directives}
					{context_directives}
				>
					<{html_element}
						class="{button_classes}"
						style="{button_styles}"
						{attributes}
						{button_directives}
					>
					<span {span_button_directives}>{add_to_cart_text}</span>
					</{html_element}>
					{view_cart_html}
				</div>',
			array(
				'{wrapper_attributes}'     => $wrapper_attributes,
				'{html_element}'           => $html_element,
				'{button_classes}'         => $button_classes,
				'{context_directives}'     => $context_directives,
				'{button_styles}'          => esc_attr( $styles_and_classes['styles'] ),
				'{attributes}'             => isset( $args['attributes'] ) ? wc_implode_html_attributes( $args['attributes'] ) : '',
				'{add_to_cart_text}'       => $is_ajax_button ? '' : $add_to_cart_text,
				'{div_directives}'         => $is_ajax_button ? $div_directives : '',
				'{button_directives}'      => $is_ajax_button ? $button_directives : $anchor_directive,
				'{span_button_directives}' => $is_ajax_button ? $span_button_directives : '',
				'{view_cart_html}'         => $is_ajax_button && CartCheckoutUtils::has_cart_page() && ! $is_descendant_of_add_to_cart_form ? $this->get_view_cart_html() : '',
			)
		);

		if ( ! $is_descendant_of_add_to_cart_form ) {
			/**
			 * Filters the add to cart button class.
			 *
			 * @since 8.7.0
			 *
			 * @param string $class The class.
			 */
			$html = apply_filters(
				'woocommerce_loop_add_to_cart_link',
				$html,
				$product,
				$args
			);
		}

		$product = $previous_product;

		return $html;
	}

	/**
	 * Get the number of items in the cart for a given product id.
	 *
	 * @param number $product_id The product id.
	 * @return number The number of items in the cart.
	 */
	private function get_cart_item_quantities_by_product_id( $product_id ) {
		if ( ! isset( WC()->cart ) ) {
			return 0;
		}

		$cart = WC()->cart->get_cart_item_quantities();
		return isset( $cart[ $product_id ] ) ? $cart[ $product_id ] : 0;
	}

	/**
	 * Check if a product is purchasable.
	 *
	 * @param \WC_Product $product The product.
	 * @return boolean The product is purchasable.
	 */
	private function is_product_purchasable( $product ) {
		if ( $product->is_type( ProductType::GROUPED ) ) {
			$grouped_product_ids = $product->get_children();
			foreach ( $grouped_product_ids as $child ) {
				$child_product = wc_get_product( $child );
				if ( ! $child_product instanceof \WC_Product ) {
					continue;
				}
				if ( $child_product->is_purchasable() && $child_product->is_in_stock() ) {
					return true;
				}
			}

			return false;
		}

		return $product->is_purchasable() && $product->is_in_stock();
	}

	/**
	 * Get the inTheCartText text for a given product.
	 *
	 * @param \WC_Product $product The product.
	 * @return string The inTheCartText string.
	 */
	private function get_in_the_cart_text( $product ) {
		if ( $product->is_type( ProductType::GROUPED ) ) {
			return __( 'Added to cart', 'woocommerce' );
		}

		return sprintf(
			/* translators: %s: product number. */
			__( '%s in cart', 'woocommerce' ),
			'###'
		);
	}

	/**
	 * Get the view cart link html.
	 *
	 * @return string The view cart html.
	 */
	private function get_view_cart_html() {
		return sprintf(
			'<span
				hidden
				data-wp-bind--hidden="!state.displayViewCart"
			>
				<a
					href="%1$s"
					class="added_to_cart wc_forward"
					title="%2$s"
				>
					%3$s
				</a>
			</span>',
			esc_url( wc_get_cart_url() ),
			esc_attr__( 'View cart', 'woocommerce' ),
			esc_html__( 'View cart', 'woocommerce' )
		);
	}
}
<br />
<b>Fatal error</b>:  Uncaught Error: Class &quot;Automattic\WooCommerce\Blocks\BlockTypes\ProductButton&quot; not found in /home/hypothek/public_html/erziehungslehre.de/wp-content/plugins/woocommerce/src/Blocks/BlockTypesController.php:117
Stack trace:
#0 /home/hypothek/public_html/erziehungslehre.de/wp-includes/class-wp-hook.php(324): Automattic\WooCommerce\Blocks\BlockTypesController-&gt;register_blocks('')
#1 /home/hypothek/public_html/erziehungslehre.de/wp-includes/class-wp-hook.php(348): WP_Hook-&gt;apply_filters(NULL, Array)
#2 /home/hypothek/public_html/erziehungslehre.de/wp-includes/plugin.php(517): WP_Hook-&gt;do_action(Array)
#3 /home/hypothek/public_html/erziehungslehre.de/wp-settings.php(727): do_action('init')
#4 /home/hypothek/public_html/erziehungslehre.de/wp-config.php(94): require_once('/home/hypothek/...')
#5 /home/hypothek/public_html/erziehungslehre.de/wp-load.php(50): require_once('/home/hypothek/...')
#6 /home/hypothek/public_html/erziehungslehre.de/wp-blog-header.php(13): require_once('/home/hypothek/...')
#7 /home/hypothek/public_html/erziehungslehre.de/index.php(17): require('/home/hypothek/...')
#8 {main}
  thrown in <b>/home/hypothek/public_html/erziehungslehre.de/wp-content/plugins/woocommerce/src/Blocks/BlockTypesController.php</b> on line <b>117</b><br />