| 645 | value get_pos(size_t pos, value default_val) const; |
| 646 | const std::vector<value> & get_args() const; |
| 647 | size_t count() const { return args.size(); } |
| 648 | void push_back(const value & val); |
| 649 | void push_front(const value & val); |
| 650 | void ensure_count(size_t min, size_t max = 999) const { |