Kint::_removeAllButCode PHP Méthode

    private static function _removeAllButCode($source)
    {
        $commentTokens = array(T_COMMENT => true, T_INLINE_HTML => true, T_DOC_COMMENT => true);
        $whiteSpaceTokens = array(T_WHITESPACE => true, T_CLOSE_TAG => true, T_OPEN_TAG => true, T_OPEN_TAG_WITH_ECHO => true);
        $cleanedSource = '';
        foreach (token_get_all($source) as $token) {
            if (is_array($token)) {
                if (isset($commentTokens[$token[0]])) {
                    continue;
                }
                if (isset($whiteSpaceTokens[$token[0]])) {
                    $token = "";
                } else {
                    $token = $token[1];
                }
            } elseif ($token === ';') {
                $token = "";
            }
            $cleanedSource .= $token;
        }
        return $cleanedSource;
    }