ChunkIterator::rewind() - Code Metrics - dutekvejin/iterators - Measure and Improve Code Quality continuously with Scrutinizer

ChunkIterator::rewind() A
last analyzed 2018-09-18 12:07 UTC

↳ Parent: ChunkIterator

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	6
ccs	5
cts	5
cp	1
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	0
crap	1

<?php
/**
 * This file is part of the iterators package.
 *
 * Copyright (c) Dusan Vejin
 *
 * For full copyright and license information, please refer to the LICENSE file,
 * located at the package root folder.
 */

declare(strict_types=1);

namespace Dutek\Iterator;

use ArrayIterator;
use Iterator;

final class ChunkIterator implements Iterator
{
    protected $iterator;
    protected $size;
    protected $chunk;
    protected $position;

    public function __construct(iterable $iterable, int $size = null)
    {
        if (is_array($iterable)) {
            $iterable = new ArrayIterator($iterable);
        }

        $this->iterator = $iterable;
        $this->size = $size ?? 1;
    }

    public function current()
    {
        return $this->chunk;
    }

    public function next()
    {
        $this->chunk = [];
        $this->position++;

        for ($i = 0; $i < $this->size && $this->iterator->valid(); $i++) {
            $this->chunk[] = $this->iterator->current();
            $this->iterator->next();
        }
    }

    public function key()
    {
        return $this->position;
    }

    public function valid()
    {
        return (bool)$this->chunk;
    }

    public function rewind()
    {
        $this->iterator->rewind();
        $this->position = -1;
        $this->next();
    }
}


1		<?php
2		/**
3		* This file is part of the iterators package.
4		*
5		* Copyright (c) Dusan Vejin
6		*
7		* For full copyright and license information, please refer to the LICENSE file,
8		* located at the package root folder.
9		*/
10
11		declare(strict_types=1);
12
13		namespace Dutek\Iterator;
14
15		use ArrayIterator;
16		use Iterator;
17
18		final class ChunkIterator implements Iterator
19		{
20		protected $iterator;
21		protected $size;
22		protected $chunk;
23		protected $position;
24
25	6	public function __construct(iterable $iterable, int $size = null)
26		{
27	6	if (is_array($iterable)) {
28	5	$iterable = new ArrayIterator($iterable);
29		}
30
31	6	$this->iterator = $iterable;
32	6	$this->size = $size ?? 1;
33	6	}
34
35	4	public function current()
36		{
37	4	return $this->chunk;
38		}
39
40	6	public function next()
41		{
42	6	$this->chunk = [];
43	6	$this->position++;
44
45	6	for ($i = 0; $i < $this->size && $this->iterator->valid(); $i++) {
46	4	$this->chunk[] = $this->iterator->current();
47	4	$this->iterator->next();
48		}
49	6	}
50
51	4	public function key()
52		{
53	4	return $this->position;
54		}
55
56	6	public function valid()
57		{
58	6	return (bool)$this->chunk;
59		}
60
61	6	public function rewind()
62		{
63	6	$this->iterator->rewind();
64	6	$this->position = -1;
65	6	$this->next();
66	6	}
67		}
68

dutekvejin / iterators

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ChunkIterator::rewind() A last analyzed 2018-09-18 12:07 UTC

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ChunkIterator::rewind() A
last analyzed 2018-09-18 12:07 UTC