Passed
Push — master ( c47e08...96e565 )
by Quang
02:51
created

FieldASTBuilder::build()   A

Complexity

Conditions 3
Paths 4

Size

Total Lines 23
Code Lines 17

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 23
rs 9.0856
c 0
b 0
f 0
cc 3
eloc 17
nc 4
nop 2
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<?php
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namespace Digia\GraphQL\Language\ASTBuilder;
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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 FieldASTBuilder 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::FIELD;
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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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        $nameOrAlias = $this->buildAST(ASTKindEnum::NAME, $lexer);
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        if ($this->skip($lexer, TokenKindEnum::COLON)) {
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            $alias = $nameOrAlias;
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            $name  = $this->buildAST(ASTKindEnum::NAME, $lexer);
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        } else {
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            $name = $nameOrAlias;
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        }
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        return [
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            'kind'         => NodeKindEnum::FIELD,
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            'alias'        => $alias ?? null,
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            'name'         => $name,
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            'arguments'    => $this->buildAST(ASTKindEnum::ARGUMENTS, $lexer),
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            'directives'   => $this->buildAST(ASTKindEnum::DIRECTIVES, $lexer, ['isConst' => false]),
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            'selectionSet' => $this->peek($lexer, TokenKindEnum::BRACE_L)
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                ? $this->buildAST(ASTKindEnum::SELECTION_SET, $lexer)
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                : null,
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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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