public function render()
    {
        $content = $this->assetType->getContent();
        /**
         * Do not use ob_gzhandler() if zlib.output_compression ini option is set
         * This will gzip the output twice and the text will be garbled
         */
        if (@ini_get('zlib.output_compression')) {
            $ret = $content;
        } else if (! $ret = ob_gzhandler($content, PHP_OUTPUT_HANDLER_START | PHP_OUTPUT_HANDLER_END)) {
            $ret = $content;
        }

        return $ret;
    }