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