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<?php |
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namespace Digia\GraphQL\Language\ASTBuilder; |
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use Digia\GraphQL\Language\KeywordEnum; |
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use Digia\GraphQL\Language\LexerInterface; |
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use Digia\GraphQL\Language\Node\NodeKindEnum; |
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use Digia\GraphQL\Language\TokenKindEnum; |
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class ObjectTypeExtensionASTBuilder extends AbstractASTBuilder |
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{ |
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/** |
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* @inheritdoc |
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*/ |
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public function supportsBuilder(string $kind): bool |
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{ |
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return $kind === ASTKindEnum::OBJECT_TYPE_EXTENSION; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function build(LexerInterface $lexer, array $params): ?array |
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{ |
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$start = $lexer->getToken(); |
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$this->expectKeyword($lexer, KeywordEnum::EXTEND); |
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$this->expectKeyword($lexer, KeywordEnum::TYPE); |
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$name = $this->buildAST(ASTKindEnum::NAME, $lexer); |
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$interfaces = $this->buildAST(ASTKindEnum::IMPLEMENTS_INTERFACES, $lexer); |
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$directives = $this->buildAST(ASTKindEnum::DIRECTIVES, $lexer); |
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$fields = $this->buildAST(ASTKindEnum::FIELDS_DEFINITION, $lexer);; |
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if (count($interfaces) === 0 && count($directives) === 0 && count($fields) === 0) { |
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throw $this->unexpected($lexer); |
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} |
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return [ |
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'kind' => NodeKindEnum::OBJECT_TYPE_EXTENSION, |
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'name' => $name, |
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'interfaces' => $interfaces, |
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'directives' => $directives, |
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'fields' => $fields, |
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'loc' => $this->buildLocation($lexer, $start), |
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]; |
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} |
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} |
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digiaonline /
graphql-php
