JustifyMultipleIterator::current() - Code Metrics - Inspection of "Multiset implementation added and tested." - Smoren/partial-intersection-php - Measure and Improve Code Quality continuously with Scrutinizer

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by Smoren

created 2023-01-25 13:35 UTC

JustifyMultipleIterator::current() A

↳ Parent: JustifyMultipleIterator

Complexity

Conditions	2
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	1

Metric	Value
cc	2
eloc	3
c	1
b	0
f	1
nc	1
nop	0
dl	0
loc	5
ccs	4
cts	4
cp	1
crap	2
rs	10

<?php

namespace Smoren\PartialIntersection\Util;

/**
 * @implements \Iterator<array<mixed>>
 */
class JustifyMultipleIterator implements \Iterator
{
    /**
     * @var array<\Iterator<mixed>>

     */
    protected array $iterators = [];
    /**
     * @var int
     */
    protected int $index = 0;

    /**
     * @param iterable<mixed> ...$iterables
     */
    public function __construct(iterable ...$iterables)
    {
        foreach ($iterables as $iterable) {
            $this->iterators[] = IteratorFactory::makeIterator($iterable);
        }
    }

    /**
     * {@inheritDoc}
     *
     * @return array<mixed>
     */
    public function current(): array
    {
        return array_map(
            fn (\Iterator $iterator) => $iterator->valid() ? $iterator->current() : NoValueMonad::getInstance(),
            $this->iterators
        );
    }

    /**
     * {@inheritDoc}
     */
    public function next(): void
    {
        foreach ($this->iterators as $iterator) {
            if ($iterator->valid()) {
                $iterator->next();
            }
        }
        $this->index++;
    }

    /**
     * {@inheritDoc}
     *
     * @return int
     */
    public function key(): int
    {
        return $this->index;
    }

    /**
     * {@inheritDoc}
     */
    public function valid(): bool
    {
        foreach ($this->iterators as $iterator) {
            if ($iterator->valid()) {
                return true;
            }
        }

        return false;
    }

    /**
     * {@inheritDoc}
     */
    public function rewind(): void
    {
        foreach ($this->iterators as $iterator) {
            $iterator->rewind();
        }
        $this->index = 0;
    }
}


1		<?php
2
3		namespace Smoren\PartialIntersection\Util;
4
5		/**
6		* @implements \Iterator<array<mixed>>
7		*/
8		class JustifyMultipleIterator implements \Iterator
9		{
10		/**
11		* @var array<\Iterator<mixed>>
		0 ignored issues – show Documentation Bug introduced 2023-01-25 13:37 UTC by Report Bug Copy Issue Report The doc comment `array<\Iterator<mixed>>` at position `2` could not be parsed: Expected '>' at position 2, but found '\Iterator'. Loading history...
12		*/
13		protected array $iterators = [];
14		/**
15		* @var int
16		*/
17		protected int $index = 0;
18
19		/**
20		* @param iterable<mixed> ...$iterables
21		*/
22	374	public function __construct(iterable ...$iterables)
23		{
24	374	foreach ($iterables as $iterable) {
25	358	$this->iterators[] = IteratorFactory::makeIterator($iterable);
26		}
27		}
28
29		/**
30		* {@inheritDoc}
31		*
32		* @return array<mixed>
33		*/
34	318	public function current(): array
35		{
36	318	return array_map(
37	318	fn (\Iterator $iterator) => $iterator->valid() ? $iterator->current() : NoValueMonad::getInstance(),
38	318	$this->iterators
39	318	);
40		}
41
42		/**
43		* {@inheritDoc}
44		*/
45	318	public function next(): void
46		{
47	318	foreach ($this->iterators as $iterator) {
48	318	if ($iterator->valid()) {
49	318	$iterator->next();
50		}
51		}
52	318	$this->index++;
53		}
54
55		/**
56		* {@inheritDoc}
57		*
58		* @return int
59		*/
60	318	public function key(): int
61		{
62	318	return $this->index;
63		}
64
65		/**
66		* {@inheritDoc}
67		*/
68	374	public function valid(): bool
69		{
70	374	foreach ($this->iterators as $iterator) {
71	358	if ($iterator->valid()) {
72	318	return true;
73		}
74		}
75
76	374	return false;
77		}
78
79		/**
80		* {@inheritDoc}
81		*/
82	374	public function rewind(): void
83		{
84	374	foreach ($this->iterators as $iterator) {
85	358	$iterator->rewind();
86		}
87	374	$this->index = 0;
88		}
89		}
90

Smoren / partial-intersection-php

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JustifyMultipleIterator::current() A

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