LoneAnonymousOperation.php — WooCommerce 10.9.3

woocommerce / lib / packages / GraphQL / Validator / Rules / LoneAnonymousOperation.php

woocommerce / lib / packages / GraphQL / Validator / Rules Last commit date

LoneAnonymousOperation.php

49 lines

1	<?php declare(strict_types=1);
2
3	namespace Automattic\WooCommerce\Vendor\GraphQL\Validator\Rules;
4
5	use Automattic\WooCommerce\Vendor\GraphQL\Error\Error;
6	use Automattic\WooCommerce\Vendor\GraphQL\Language\AST\DocumentNode;
7	use Automattic\WooCommerce\Vendor\GraphQL\Language\AST\NodeKind;
8	use Automattic\WooCommerce\Vendor\GraphQL\Language\AST\OperationDefinitionNode;
9	use Automattic\WooCommerce\Vendor\GraphQL\Validator\QueryValidationContext;
10
11	/**
12	* Lone anonymous operation.
13	*
14	* A Automattic\WooCommerce\Vendor\GraphQL document is only valid if when it contains an anonymous operation
15	* (the query shorthand) that it contains only that one operation definition.
16	*/
17	class LoneAnonymousOperation extends ValidationRule
18	{
19	public function getVisitor(QueryValidationContext $context): array
20	{
21	$operationCount = 0;
22
23	return [
24	NodeKind::DOCUMENT => static function (DocumentNode $node) use (&$operationCount): void {
25	$operationCount = 0;
26	foreach ($node->definitions as $definition) {
27	if ($definition instanceof OperationDefinitionNode) {
28	++$operationCount;
29	}
30	}
31	},
32	NodeKind::OPERATION_DEFINITION => static function (OperationDefinitionNode $node) use (&$operationCount, $context): void {
33	if ($node->name !== null \|\| $operationCount <= 1) {
34	return;
35	}
36
37	$context->reportError(
38	new Error(static::anonOperationNotAloneMessage(), [$node])
39	);
40	},
41	];
42	}
43
44	public static function anonOperationNotAloneMessage(): string
45	{
46	return 'This anonymous operation must be the only defined operation.';
47	}
48	}
49