Alchemy\Zippy\Package\Package

Complexity

Total Complexity

4

Size/Duplication

Total Lines	59
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Importance

Changes	2
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	11	1
A	getContainer()	0	4	1
A	getIterator()	0	4	1
A	filter()	0	4	1

<?php

namespace Alchemy\Zippy\Package;

use Alchemy\Zippy\Package\Iterator\FilteredPackagedResourceIterator;
use Alchemy\Zippy\Resource\ResourceReaderResolver;
use Alchemy\Zippy\Resource\ResourceUri;
use Alchemy\Zippy\Resource\ResourceWriterResolver;
use Traversable;

class Package extends PackagedResource implements \IteratorAggregate
{
    /**
     * @var ResourceUri
     */
    private $container;

    /**
     * @var PackagedResourceIteratorResolver
     */
    private $iteratorResolver;

    /**
     * @param ResourceUri $container
     * @param ResourceReaderResolver $readerResolver
     * @param ResourceWriterResolver $writerResolver
     * @param PackagedResourceIteratorResolver $iteratorResolver
     */
    public function __construct(
        ResourceUri $container,
        ResourceReaderResolver $readerResolver,
        ResourceWriterResolver $writerResolver,
        PackagedResourceIteratorResolver $iteratorResolver
    ) {
        $this->container = $container;
        $this->iteratorResolver = $iteratorResolver;

        parent::__construct($container, $readerResolver, $writerResolver);
    }

    /**
     * @return ResourceUri
     */
    public function getContainer()
    {
        return clone $this->container;
    }

    /**
     * (PHP 5 &gt;= 5.0.0)<br/>
     * Retrieve an external iterator
     * @link http://php.net/manual/en/iteratoraggregate.getiterator.php
     * @return Traversable An instance of an object implementing <b>Iterator</b> or
     * <b>Traversable</b>
     */
    public function getIterator()
    {
        return $this->iteratorResolver->resolveIterator($this);
    }

    /**
     * @param callable $filter
     * @return FilteredPackagedResourceIterator
     */
    public function filter(callable $filter)
    {
        return new FilteredPackagedResourceIterator($this->getIterator(), $filter);

$this->getIterator() of type object<Traversable> is not a sub-type of object<Alchemy\Zippy\Package\PackagedResourceIterator>. It seems like you assume a child interface of the interface Traversable to be always present.

    }
}