/**
* @inheritdoc
*/
public static function addEnumItem(Enum $instance)
{
if (!isset(self::$instancesByValues[static::class])) {
self::$instancesByValues[static::class] = [];
}
if ($instance instanceof BaseEnum) {
self::$instancesByValues[static::class][$instance->getValue()] = $instance;
}
parent::addEnumItem($instance);
}