ManaPHP\Logger::setLevel PHP Метод

    public function setLevel($level)
    {
        if (!isset($this->_s2i[$level])) {
            throw new LoggerException('`:level` level is not one of `:levels`', ['level' => $level, 'levels' => implode(',', array_keys($this->getLevels()))]);
        }
        $this->_level = $level;
        return $this;
    }