/**
* Highlight (color) the given piece of source code
*
* @param string $text Text to highlight
* @param string $role Source code role to use (php, xml, html, ...)
* @param string $format Format to highlight (pdf, xhtml, troff, ...)
*
* @return string Highlighted code
*/
public function highlight($text, $role = 'php', $format = 'xhtml')
{
if (!isset(self::$highlighters[$format])) {
$class = Config::highlighter();
self::$highlighters[$format] = $class::factory($format);
}
return self::$highlighters[$format]->highlight($text, $role, $format);
}
