eZ\Bundle\EzPublishDebugBundle\Twig\DebugTemplate::display PHP Метод

    public function display(array $context, array $blocks = array())
    {
        // Bufferize to be able to insert template name as HTML comments if applicable.
        // Layout template name will only appear at the end, to avoid potential quirks with old browsers
        // when comments appear before doctype declaration.
        ob_start();
        parent::display($context, $blocks);
        $templateResult = ob_get_clean();
        $templateName = $this->getTemplateName();
        // Check if template name ends with "html.twig", indicating this is an HTML template.
        $isHtmlTemplate = substr($templateName, -strlen('html.twig')) === 'html.twig';
        // Display start template comment, if applicable.
        if ($isHtmlTemplate) {
            if (stripos(trim($templateResult), '<!doctype') !== false) {
                $templateResult = preg_replace('#(<!doctype[^>]+>)#im', "\$1\n<!-- START " . $templateName . ' -->', $templateResult);
            } else {
                echo "\n<!-- START {$templateName} -->\n";
            }
        }
        // Display stop template comment after result, if applicable.
        if ($isHtmlTemplate) {
            $bodyPos = stripos($templateResult, '</body>');
            if ($bodyPos !== false) {
                // Add layout template name before </body>, to avoid display quirks in some browsers.
                echo substr($templateResult, 0, $bodyPos) . "\n<!-- STOP {$templateName} -->\n" . substr($templateResult, $bodyPos);
            } else {
                echo $templateResult;
                echo "\n<!-- STOP {$templateName} -->\n";
            }
        } else {
            echo $templateResult;
        }
    }