protected function renderExternal(Asset $asset, $group)
    {
        return '<!-- asset external'.$this->renderAttributes(['href' => $asset->uri()], $asset->attributes()).' -->';
    }
protected function renderExternal(Asset $asset, $group)
    {
        return '<!-- asset external'.$this->renderAttributes(['href' => $asset->uri()], $asset->attributes()).' -->';
    }
protected function renderExternal ( Asset $ asset , $ group ) { return '<!-- asset external' . $ this -> renderAttributes ( [ 'href' => $ asset -> uri ( ) ] , $ asset -> attributes ( ) ) . ' -->' ; }
Renders an external asset.

@param \Ems\Contracts\Assets\Asset $asset
@param string                      $group

@return string
Renders an external asset .