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<?php
namespace Digia\GraphQL\Language\ASTBuilder;
use Digia\GraphQL\Language\LexerInterface;
use Digia\GraphQL\Language\Node\NodeKindEnum;
use Digia\GraphQL\Language\TokenKindEnum;
class FieldASTBuilder extends AbstractASTBuilder
{
/**
* @inheritdoc
*/
public function supportsBuilder(string $kind): bool
return $kind === ASTKindEnum::FIELD;
}
public function build(LexerInterface $lexer, array $params): ?array
$start = $lexer->getToken();
$nameOrAlias = $this->buildAST(ASTKindEnum::NAME, $lexer);
if ($this->skip($lexer, TokenKindEnum::COLON)) {
$alias = $nameOrAlias;
$name = $this->buildAST(ASTKindEnum::NAME, $lexer);
} else {
$name = $nameOrAlias;
return [
'kind' => NodeKindEnum::FIELD,
'alias' => $alias ?? null,
'name' => $name,
'arguments' => $this->buildAST(ASTKindEnum::ARGUMENTS, $lexer),
'directives' => $this->buildAST(ASTKindEnum::DIRECTIVES, $lexer, ['isConst' => false]),
'selectionSet' => $this->peek($lexer, TokenKindEnum::BRACE_L)
? $this->buildAST(ASTKindEnum::SELECTION_SET, $lexer)
: null,
'loc' => $this->buildLocation($lexer, $start),
];
digiaonline /
graphql-php
