yii\apidoc\helpers\ApiMarkdown::renderLink PHP Method

    protected function renderLink($block)
    {
        $result = parent::renderLink($block);
        // add special syntax for linking to the guide
        $result = preg_replace_callback('/href="guide:([A-z0-9-.#]+)"/i', function ($match) {
            return 'href="' . static::$renderer->generateGuideUrl($match[1]) . '"';
        }, $result, 1);
        return $result;
    }