Hprose\Service::invoke PHP Method

    function invoke($name, array &$args, stdClass $context)
    {
        $invokeHandler = $this->invokeHandler;
        $self = $this;
        return $invokeHandler($name, $args, $context)->then(function ($value) use($self, $name, &$args, $context) {
            if ($value instanceof Exception || $value instanceof Throwable) {
                throw $value;
            }
            return $self->afterInvoke($name, $args, $context, $value);
        });
    }