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<?php declare(strict_types=1);
/*
* This file is part of sebastian/diff.
*
* (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\Diff;
use ArrayIterator;
use IteratorAggregate;
use Traversable;
/**
* @template-implements IteratorAggregate<int, Chunk>
*/
final class Diff implements IteratorAggregate
{
/**
* @var non-empty-string
*/
private string $from;
/**
* @var non-empty-string
*/
private string $to;
/**
* @var list<Chunk>
*/
private array $chunks;
/**
* @param non-empty-string $from
* @param non-empty-string $to
* @param list<Chunk> $chunks
*/
public function __construct(string $from, string $to, array $chunks = [])
{
$this->from = $from;
$this->to = $to;
$this->chunks = $chunks;
}
/**
* @return non-empty-string
*/
public function from(): string
{
return $this->from;
}
/**
* @return non-empty-string
*/
public function to(): string
{
return $this->to;
}
/**
* @return list<Chunk>
*/
public function chunks(): array
{
return $this->chunks;
}
/**
* @param list<Chunk> $chunks
*/
public function setChunks(array $chunks): void
{
$this->chunks = $chunks;
}
public function getIterator(): Traversable
{
return new ArrayIterator($this->chunks);
}
}
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