InterleaveIterator::key() - Code Metrics - gielfeldt/iterators - Measure and Improve Code Quality continuously with Scrutinizer

InterleaveIterator::key() A
last analyzed 2018-11-04 00:57 UTC

↳ Parent: InterleaveIterator

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	4
rs	10
c	0
b	0
f	0
ccs	2
cts	2
cp	1
cc	1
nc	1
nop	0
crap	1

<?php

namespace Gielfeldt\Iterators;

class InterleaveIterator implements \Iterator
{
    protected $realIterators;
    protected $iterators;

    public function __construct(\Traversable ...$iterators)
    {
        $this->realIterators = new \ArrayIterator($iterators);
        foreach ($iterators as $iterator) {
            $this->appendIterator($iterator);
        }
        $this->iterators = new \InfiniteIterator($this->realIterators);
    }

    public function appendIterator(\Traversable $iterator)
    {
        $this->realIterators->append($iterator instanceof \Iterator ? $iterator : new \IteratorIterator($iterator));
    }

    public function rewind()
    {
        foreach ($this->realIterators as $iterator) {
            $iterator->rewind();
        }
        $this->iterators->rewind();
    }

    public function valid()
    {
        $count = count($this->realIterators);
        while ($count-- >= 0) {
            if ($this->iterators->current()->valid()) {
                return true;
            }
            $this->next();
        }
        return false;
    }

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

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

    public function next()
    {
        if ($this->iterators->current()->valid()) {
            $this->iterators->current()->next();
        }
        $this->iterators->next();
    }
}


1		<?php
2
3		namespace Gielfeldt\Iterators;
4
5		class InterleaveIterator implements \Iterator
6		{
7		protected $realIterators;
8		protected $iterators;
9
10	1	public function __construct(\Traversable ...$iterators)
11		{
12	1	$this->realIterators = new \ArrayIterator($iterators);
13	1	foreach ($iterators as $iterator) {
14	1	$this->appendIterator($iterator);
15		}
16	1	$this->iterators = new \InfiniteIterator($this->realIterators);
17	1	}
18
19	1	public function appendIterator(\Traversable $iterator)
20		{
21	1	$this->realIterators->append($iterator instanceof \Iterator ? $iterator : new \IteratorIterator($iterator));
22	1	}
23
24	1	public function rewind()
25		{
26	1	foreach ($this->realIterators as $iterator) {
27	1	$iterator->rewind();
28		}
29	1	$this->iterators->rewind();
30	1	}
31
32	1	public function valid()
33		{
34	1	$count = count($this->realIterators);
35	1	while ($count-- >= 0) {
36	1	if ($this->iterators->current()->valid()) {
37	1	return true;
38		}
39	1	$this->next();
40		}
41	1	return false;
42		}
43
44	1	public function key()
45		{
46	1	return $this->iterators->current()->key();
47		}
48
49	1	public function current()
50		{
51	1	return $this->iterators->current()->current();
52		}
53
54	1	public function next()
55		{
56	1	if ($this->iterators->current()->valid()) {
57	1	$this->iterators->current()->next();
58		}
59	1	$this->iterators->next();
60	1	}
61		}
62

gielfeldt / iterators

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InterleaveIterator::key() A last analyzed 2018-11-04 00:57 UTC

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InterleaveIterator::key() A
last analyzed 2018-11-04 00:57 UTC