Code Coverage for /var/www/html/src/Data/Structure/AbstractStack.php

1	<?php
2
3	/**
4	* @license MIT
5	* @author hazuki3417<hazuki3417@gmail.com>
6	* @copyright 2021 hazuki3417 all rights reserved.
7	*/
8
9	namespace Selen\Data\Structure;
10
11	abstract class AbstractStack extends AbstractObjects implements StackInterface
12	{
13	/** @var mixed 要素の値 */
14	private $workValue;
15
16	/** @var int\|string 要素のkey */
17	private $workKey;
18
19	#[\ReturnTypeWillChange]
20	public function current()
21	{
22	return $this->workValue;
23	}
24
25	#[\ReturnTypeWillChange]
26	public function key()
27	{
28	return $this->workKey;
29	}
30
31	public function next(): void
32	{
33	--$this->workKey;
34	$this->workValue = array_pop($this->objects);
35	}
36
37	public function rewind(): void
38	{
39	end($this->objects);
40	$this->workKey = key($this->objects);
41	$this->workValue = array_pop($this->objects);
42	}
43
44	public function valid(): bool
45	{
46	return $this->workValue !== null;
47	}
48	}