public function testIsTraversableObject()
{
$object = new \stdClass();
$this->assertFalse(Utils::isTraversable($object));
$object = new IteratorAggregate();
$this->assertTrue(Utils::isTraversable($object));
}
/**
* Recursively convert collection to array
*
* @param CollectionInterface|Traversable|array $collection
*
* @return array
*/
protected static function convertToArray($collection)
{
$arr = [];
foreach ($collection as $key => $value) {
if (Utils::isTraversable($value)) {
$arr[$key] = static::convertToArray($value);
} else {
$arr[$key] = $value;
}
}
return $arr;
}