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<?php |
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namespace Digia\GraphQL\Language\NodeBuilder; |
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use Digia\GraphQL\Language\Location; |
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abstract class AbstractNodeBuilder implements NodeBuilderInterface |
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{ |
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/** |
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* @var NodeDirectorInterface |
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*/ |
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protected $director; |
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/** |
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* @param NodeDirectorInterface $director |
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* @return $this |
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*/ |
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public function setDirector(NodeDirectorInterface $director) |
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{ |
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$this->director = $director; |
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return $this; |
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} |
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/** |
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* Creates a location object. |
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* |
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* @param array $ast |
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* @return Location|null |
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*/ |
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protected function createLocation(array $ast): ?Location |
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{ |
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return isset($ast['loc']['start'], $ast['loc']['end']) |
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? new Location($ast['loc']['start'], $ast['loc']['end'], $ast['loc']['source'] ?? null) |
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: null; |
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} |
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/** |
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* Returns the value of a single property in the given AST. |
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* |
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* @param array $ast |
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* @param string $propertyName |
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* @param null $defaultValue |
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* @return mixed|null |
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*/ |
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protected function get(array $ast, string $propertyName, $defaultValue = null) |
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{ |
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return $ast[$propertyName] ?? $defaultValue; |
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} |
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/** |
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* Builds a single item from the given AST. |
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* |
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* @param array $ast |
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* @param string $propertyName |
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* @return mixed|null |
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*/ |
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protected function buildOne(array $ast, string $propertyName) |
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{ |
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return isset($ast[$propertyName]) ? $this->director->build($ast[$propertyName]) : null; |
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} |
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/** |
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* Builds many items from the given AST. |
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* |
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* @param array $ast |
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* @param string $propertyName |
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* @return array |
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*/ |
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protected function buildMany(array $ast, string $propertyName): array |
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{ |
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$array = []; |
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if (isset($ast[$propertyName])) { |
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foreach ($ast[$propertyName] as $subAst) { |
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$array[] = $this->director->build($subAst); |
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} |
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} |
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return $array; |
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} |
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} |
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digiaonline /
graphql-php
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