public function open()
{
parent::open();
$this->tagFormats = ['emergency' => self::FG_BLACK . self::BG_RED . '|' . self::END, 'alert' => self::FG_BLACK . self::BG_YELLOW . '|' . self::END, 'critical' => self::FG_BLACK . self::BG_CYAN . '|' . self::END, 'error' => self::FG_RED . '|' . self::END, 'warning' => self::FG_YELLOW . '|' . self::END, 'notice' => self::FG_WHITE . '|' . self::END, 'info' => self::FG_GREEN . '|' . self::END, 'debug' => self::FG_BLUE . '|' . self::END];
}