/**
* Set a given configuration value.
*
* @param array|string $key
* @param mixed $value
* @return void
*/
public function set($key, $value = null)
{
if (is_array($key)) {
foreach ($key as $innerKey => $innerValue) {
Arr::set($this->items, $innerKey, $innerValue);
}
} else {
Arr::set($this->items, $key, $value);
}
}
