Pipes\Iterator\SkipIterator

Complexity

Total Complexity

4

Size/Duplication

Total Lines	38
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes	4
Bugs	2	Features	2

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	accept()	0	10	2
A	rewind()	0	5	1

<?php

namespace Pipes\Iterator;

use Traversable;

class SkipIterator extends \FilterIterator
{
    /**
     * @var int number of elements to skip
     */
    protected $num;
    protected $skipped = 0;

    public function __construct(Traversable $iterator, $num)
    {
        parent::__construct($iterator);
        $this->num = $num;
    }

    /**
     * Check whether the current element of the iterator is acceptable.
     *
     * @link http://php.net/manual/en/filteriterator.accept.php
     *
     * @return bool true if the current element is acceptable, otherwise false.
     */
    public function accept()
    {
        if ($this->skipped >= $this->num) {
            return true;
        }

        ++$this->skipped;

        return false;
    }

    public function rewind()
    {
        $this->skipped = 0;
        parent::rewind();
    }
}