56 lines
1.1 KiB
PHP
56 lines
1.1 KiB
PHP
|
<?php declare(strict_types=1);
|
||
|
|
/*
|
||
|
|
* This file is part of sebastian/code-unit.
|
||
|
|
*
|
||
|
|
* (c) Sebastian Bergmann <sebastian@phpunit.de>
|
||
|
|
*
|
||
|
|
* For the full copyright and license information, please view the LICENSE
|
||
|
|
* file that was distributed with this source code.
|
||
|
|
*/
|
||
|
|
namespace SebastianBergmann\CodeUnit;
|
||
|
|
|
||
|
|
use Iterator;
|
||
|
|
|
||
|
|
final class CodeUnitCollectionIterator implements Iterator
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* @psalm-var list<CodeUnit>
|
||
|
|
*/
|
||
|
|
private $codeUnits;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @var int
|
||
|
|
*/
|
||
|
|
private $position = 0;
|
||
|
|
|
||
|
|
public function __construct(CodeUnitCollection $collection)
|
||
|
|
{
|
||
|
|
$this->codeUnits = $collection->asArray();
|
||
|
|
}
|
||
|
|
|
||
|
|
public function rewind(): void
|
||
|
|
{
|
||
|
|
$this->position = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function valid(): bool
|
||
|
|
{
|
||
|
|
return isset($this->codeUnits[$this->position]);
|
||
|
|
}
|
||
|
|
|
||
|
|
public function key(): int
|
||
|
|
{
|
||
|
|
return $this->position;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function current(): CodeUnit
|
||
|
|
{
|
||
|
|
return $this->codeUnits[$this->position];
|
||
|
|
}
|
||
|
|
|
||
|
|
public function next(): void
|
||
|
|
{
|
||
|
|
$this->position++;
|
||
|
|
}
|
||
|
|
}
|