Peridot\Leo\Matcher\InclusionMatcher

Complexity

Total Complexity

8

Size/Duplication

Total Lines	50
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes	2
Bugs	0	Features	1

3 Methods

Rating	Name	Duplication	Size	Complexity
A	getDefaultTemplate()	0	7	1
A	doMatch()	0	16	4
A	matchTraversable()	0	10	3

<?php

namespace Peridot\Leo\Matcher;

use InvalidArgumentException;
use Peridot\Leo\Matcher\Template\ArrayTemplate;
use Peridot\Leo\Matcher\Template\TemplateInterface;
use Traversable;

/**
 * InclusionMatcher determines if an array or string includes the expected value.
 *
 * @package Peridot\Leo\Matcher
 */
class InclusionMatcher extends AbstractMatcher
{
    /**
     * Matches if an array or string contains the expected value.
     *
     * @param $actual
     * @return mixed
     * @throws InvalidArgumentException
     */
    protected function doMatch($actual)
    {
        if ($actual instanceof Traversable) {
            return $this->matchTraversable($actual);
        }

        if (is_array($actual)) {
            return array_search($this->expected, $actual, true) !== false;
        }

        if (is_string($actual)) {
            return strpos($actual, $this->expected) !== false;
        }

        throw new InvalidArgumentException('Inclusion matcher requires a string or array');
    }

    /**
     * {@inheritdoc}
     *
     * @return TemplateInterface
     */
    public function getDefaultTemplate()
    {
        return new ArrayTemplate([
            'default' => 'Expected {{actual}} to include {{expected}}',
            'negated' => 'Expected {{actual}} to not include {{expected}}',
        ]);
    }

    private function matchTraversable(Traversable $actual)
    {
        foreach ($actual as $value) {
            if ($value === $this->expected) {
                return true;
            }
        }

        return false;
    }
}