src/Phug/Phug.php
public static function reset()
    {
        static::resetFacadeOptions();
        self::$renderer = null;
        self::$extensions = [];
        self::$filters = [];
        self::$keywords = [];
    }
public static function reset()
    {
        static::resetFacadeOptions();
        self::$renderer = null;
        self::$extensions = [];
        self::$filters = [];
        self::$keywords = [];
    }
Reset all static options, filters and extensions.