41 lines
1.0 KiB
PHP
41 lines
1.0 KiB
PHP
<?php
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declare(strict_types=1);
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namespace GraphQL\Validator\Rules;
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use GraphQL\Error\Error;
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use GraphQL\Language\AST\FragmentSpreadNode;
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use GraphQL\Language\AST\NodeKind;
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use GraphQL\Validator\ValidationContext;
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use function sprintf;
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class KnownFragmentNames extends ValidationRule
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{
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public function getVisitor(ValidationContext $context)
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{
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return [
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NodeKind::FRAGMENT_SPREAD => static function (FragmentSpreadNode $node) use ($context) : void {
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$fragmentName = $node->name->value;
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$fragment = $context->getFragment($fragmentName);
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if ($fragment) {
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return;
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}
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$context->reportError(new Error(
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self::unknownFragmentMessage($fragmentName),
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[$node->name]
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));
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},
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];
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}
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/**
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* @param string $fragName
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*/
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public static function unknownFragmentMessage($fragName)
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{
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return sprintf('Unknown fragment "%s".', $fragName);
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}
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}
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