/**
* Convert array keys to camel case
* @param array|\Traversable $array
*/
private function convertToCamel(&$array)
{
if ($array instanceof \Traversable) {
$array = iterator_to_array($array);
}
foreach (array_keys($array) as $key) {
$value =& $array[$key];
unset($array[$key]);
$transformedKey = Strings::toCamelCase($key);
if (is_array($value) || $value instanceof \Traversable) {
$this->convertToCamel($value);
}
$array[$transformedKey] = $value;
unset($value);
}
}
