liutec / cfgtokenlib

            throw new \Exception(sprintf('No scope was set for the %s resolver.', get_called_class()));

        }

        $path = explode($this->scopeLevelDelimiter, $pathStr);

        while (count($path) > 0) {

            $k = count($path)-1;

            if (trim($path[$k]) == '') {

                unset($path[$k]);

            } else {

                break;

            }

        }

        $scopePtr = &$this->scope;

        foreach ($path as $leaf) {

            if (array_key_exists($leaf, $scopePtr)) {

            }

            throw new UnknownTokenException($token, $tokenName);

        }

        while (count($t) > 0) {

            $k = count($t) - 1;

            if (trim($t[$k]) == '') {

                unset($t[$k]);

            } else {

                break;

            }

        }

        if (count($t) != 2) {

            throw new TokenFormatException(sprintf('No path specified for scope reference token "%s".', $tokenName));

        }