Digia\GraphQL\Language\ASTBuilder\ArgumentsDefinitionASTBuilder

Complexity

Total Complexity

3

Size/Duplication

Total Lines	27
Duplicated Lines	0 %

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	supportsBuilder()	0	3	1
A	build()	0	14	2

<?php

namespace Digia\GraphQL\Language\ASTBuilder;

use Digia\GraphQL\Language\LexerInterface;
use Digia\GraphQL\Language\TokenKindEnum;

class ArgumentsDefinitionASTBuilder extends AbstractASTBuilder
{
    /**
     * @inheritdoc
     */
    public function supportsBuilder(string $kind): bool
    {
        return $kind === ASTKindEnum::ARGUMENTS_DEFINITION;
    }

    /**
     * @inheritdoc
     */
    public function build(LexerInterface $lexer, array $params): ?array
    {
        $parseFunction = function (LexerInterface $lexer): array {
            return $this->buildAST(ASTKindEnum::INPUT_VALUE_DEFINITION, $lexer);

The expression return $this->buildAST(Digia\GraphQL\Language\ASTBuilder\ASTKindEnum::INPUT_VALUE_DEFINITION, $lexer) could return the type null which is incompatible with the type-hinted return array. Consider adding an additional type-check to rule them out.

        };

        return $this->peek($lexer, TokenKindEnum::PAREN_L)
            ? $this->many(
                $lexer,
                TokenKindEnum::PAREN_L,
                $parseFunction,
                TokenKindEnum::PAREN_R
            )
            : [];
    }
}