Xiag\Rql\Parser\SubLexerChain

Complexity

Total Complexity

4

Size/Duplication

Total Lines	32
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	addSubLexer()	0	5	1
A	getTokenAt()	0	11	3

<?php
namespace Xiag\Rql\Parser;

class SubLexerChain implements SubLexerInterface
{
    /**
     * @var SubLexerInterface[]
     */
    protected $subLexers = [];

    /**
     * @param SubLexerInterface $subLexer
     * @return $this
     */
    public function addSubLexer(SubLexerInterface $subLexer)
    {
        $this->subLexers[] = $subLexer;
        return $this;
    }

    /**
     * @inheritdoc
     */
    public function getTokenAt($code, $cursor)
    {
        foreach ($this->subLexers as $subLexer) {
            $token = $subLexer->getTokenAt($code, $cursor);
            if ($token !== null) {
                return $token;
            }
        }

        return null;
    }
}