on get_block_wrapper_attributes( $extra_attributes = array() ) {
	$new_attributes = WP_Block_Supports::get_instance()->apply_block_supports();

	if ( empty( $new_attributes ) && empty( $extra_attributes ) ) {
		return '';
	}

	// This is hardcoded on purpose.
	// We only support a fixed list of attributes.
	$attributes_to_merge = array( 'style', 'class', 'id' );
	$attributes          = array();
	foreach ( $attributes_to_merge as $attribute_name ) {
		if ( empty( $new_attributes[ $attribute_name ] ) && empty( $extra_attributes[ $attribute_name ] ) ) {
			continue;
		}

		if ( empty( $new_attributes[ $attribute_name ] ) ) {
			$attributes[ $attribute_name ] = $extra_attributes[ $attribute_name ];
			continue;
		}

		if ( empty( $extra_attributes[ $attribute_name ] ) ) {
			$attributes[ $attribute_name ] = $new_attributes[ $attribute_name ];
			continue;
		}

		$attributes[ $attribute_name ] = $extra_attributes[ $attribute_name ] . ' ' . $new_attributes[ $attribute_name ];
	}

	foreach ( $extra_attributes as $attribute_name => $value ) {
		if ( ! in_array( $attribute_name, $attributes_to_merge, true ) ) {
			$attributes[ $attribute_name ] = $value;
		}
	}

	if ( empty( $attributes ) ) {
		return '';
	}

	$normalized_attributes = array();
	foreach ( $attributes as $key => $value ) {
		$normalized_attributes[] = $key . '="' . esc_attr( $value ) . '"';
	}

	return implode( ' ', $normalized_attributes );
}
<br />
<b>Fatal error</b>:  Uncaught Error: Class 'WP_Block_Supports' not found in /home/islamicf/public_html/wp-includes/block-supports/align.php:59
Stack trace:
#0 /home/islamicf/public_html/wp-settings.php(365): require()
#1 /home/islamicf/public_html/wp-config.php(99): require_once('/home/islamicf/...')
#2 /home/islamicf/public_html/wp-load.php(50): require_once('/home/islamicf/...')
#3 /home/islamicf/public_html/wp-blog-header.php(13): require_once('/home/islamicf/...')
#4 /home/islamicf/public_html/index.php(17): require('/home/islamicf/...')
#5 {main}
  thrown in <b>/home/islamicf/public_html/wp-includes/block-supports/align.php</b> on line <b>59</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function set() on null in /home/islamicf/public_html/wp-includes/l10n.php:850
Stack trace:
#0 /home/islamicf/public_html/wp-includes/l10n.php(953): load_textdomain('default', '/home/islamicf/...', 'ar')
#1 /home/islamicf/public_html/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain()
#2 [internal function]: WP_Fatal_Error_Handler-&gt;handle()
#3 {main}
  thrown in <b>/home/islamicf/public_html/wp-includes/l10n.php</b> on line <b>850</b><br />