Brabijan\Images\ImagePipe::checkSettings PHP Method

    private function checkSettings()
    {
        if ($this->assetsDir == NULL) {
            throw new Nette\InvalidStateException("Assets directory is not setted");
        }
        if (!file_exists($this->assetsDir)) {
            throw new Nette\InvalidStateException("Assets directory '{$this->assetsDir}' does not exists");
        } elseif (!is_writeable($this->assetsDir)) {
            throw new Nette\InvalidStateException("Make assets directory '{$this->assetsDir}' writeable");
        }
        if ($this->getPath() == NULL) {
            throw new Nette\InvalidStateException("Path is not setted");
        }
    }