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<?php
namespace Storeman\Index\Diff;
class IndexDifference implements \Countable, \IteratorAggregate
{
/**
* @var IndexObjectDifference[]
*/
protected $differences = [];
public function addDifference(IndexObjectDifference $difference): IndexDifference
$this->differences[$difference->getRelativePath()] = $difference;
return $this;
}
public function getDifference(string $path): ?IndexObjectDifference
return array_key_exists($path, $this->differences) ? $this->differences[$path] : null;
public function hasDifference(string $path): bool
return array_key_exists($path, $this->differences);
* Merges the differences of the given diff into this diff.
* There must be an empty intersection between the path sets of both diffs.
*
* @param IndexDifference $other
* @return IndexDifference
public function merge(IndexDifference $other): IndexDifference
assert(empty(array_intersect(array_keys($this->differences), array_keys($other->differences))));
$this->differences = array_merge($this->differences, $other->differences);
* {@inheritdoc}
public function count()
return count($this->differences);
public function getIterator()
return new \ArrayIterator($this->differences);
storeman-io /
storeman
