PHPCD\PHPCD::getConstPath PHP Method

    private function getConstPath($const_name, \ReflectionClass $reflection)
    {
        $origin = $path = $reflection->getFileName();
        $origin_reflection = $reflection;
        while ($reflection = $reflection->getParentClass()) {
            if ($reflection->hasConstant($const_name)) {
                $path = $reflection->getFileName();
            } else {
                break;
            }
        }
        if ($origin === $path) {
            $interfaces = $origin_reflection->getInterfaces();
            foreach ($interfaces as $interface) {
                if ($interface->hasConstant($const_name)) {
                    $path = $interface->getFileName();
                    break;
                }
            }
        }
        return $path;
    }