ArrayAddingIterator::from() - Code Metrics - MaxGoryunov/saving-iterator - Measure and Improve Code Quality continuously with Scrutinizer

ArrayAddingIterator::from() A
last analyzed 2022-07-14 14:21 UTC

↳ Parent: ArrayAddingIterator

Complexity

Conditions	2
Paths	1

Size

Total Lines	8
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes	5
Bugs	0	Features	3

Metric	Value
cc	2
eloc	5
c	5
b	0
f	3
nc	1
nop	1
dl	0
loc	8
rs	10

<?php

namespace MaxGoryunov\SavingIterator\Src;

use Iterator;

/**
 * Adding iterator which stores values in an array.
 * @template TKey
 * @template TValue
 * @implements AddingIterator<TKey, TValue>
 */
final class ArrayAddingIterator implements AddingIterator
{

    /**
     * Ctor.
     * 
     * @phpstan-param array<TKey, TValue> $added
     * @param mixed[] $added added values.
     */
    public function __construct(
        /**
         * Added values.
         *
         * @var mixed[]
         */
        private array $added = []
    ) {
    }

    /**
     * {@inheritDoc}
     */
    public function from(Iterator $source): AddingIterator
    {
        return new self(
            array_merge(
                $this->added,
                (isset($this->added[$source->key()]))
                ? []
                : [$source->key() => $source->current()]
            )
        );
    }

    /**
     * {@inheritDoc}
     */
    public function current(): mixed
    {
        return current($this->added);
    }

    /**
     * {@inheritDoc}
     * @phpstan-return int|string|null
     */
    public function key(): mixed
    {
        return key($this->added);
    }

    /**
     * {@inheritDoc}
     */
    public function next(): void
    {
        next($this->added);
    }

    /**
     * {@inheritDoc}
     */
    public function valid(): bool
    {
        return $this->key() !== null;
    }

    /**
     * {@inheritDoc}
     */
    public function rewind(): void
    {
        reset($this->added);
    }
}


1			<?php
2
3			namespace MaxGoryunov\SavingIterator\Src;
4
5			use Iterator;
6
7			/**
8			* Adding iterator which stores values in an array.
9			* @template TKey
10			* @template TValue
11			* @implements AddingIterator<TKey, TValue>
12			*/
13			final class ArrayAddingIterator implements AddingIterator
14			{
15
16			/**
17			* Ctor.
18			*
19			* @phpstan-param array<TKey, TValue> $added
20			* @param mixed[] $added added values.
21			*/
22			public function __construct(
23			/**
24			* Added values.
25			*
26			* @var mixed[]
27			*/
28			private array $added = []
29			) {
30			}
31
32			/**
33			* {@inheritDoc}
34			*/
35			public function from(Iterator $source): AddingIterator
36			{
37			return new self(
38			array_merge(
39			$this->added,
40			(isset($this->added[$source->key()]))
41			? []
42			: [$source->key() => $source->current()]
43			)
44			);
45			}
46
47			/**
48			* {@inheritDoc}
49			*/
50			public function current(): mixed
51			{
52			return current($this->added);
53			}
54
55			/**
56			* {@inheritDoc}
57			* @phpstan-return int\|string\|null
58			*/
59			public function key(): mixed
60			{
61			return key($this->added);
62			}
63
64			/**
65			* {@inheritDoc}
66			*/
67			public function next(): void
68			{
69			next($this->added);
70			}
71
72			/**
73			* {@inheritDoc}
74			*/
75			public function valid(): bool
76			{
77			return $this->key() !== null;
78			}
79
80			/**
81			* {@inheritDoc}
82			*/
83			public function rewind(): void
84			{
85			reset($this->added);
86			}
87			}
88

MaxGoryunov / saving-iterator

ArrayAddingIterator::from() A last analyzed 2022-07-14 14:21 UTC

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ArrayAddingIterator::from() A
last analyzed 2022-07-14 14:21 UTC