class Player def cmd_open cte, arg ex = in_room.exit_list[arg] if !ex || !ex.flags_state.is_set?(:has_door) text_to_player("There is no door that direction." + ENDL) return end if !ex.flags_state.is_set?(:closed) text_to_player("That door isn't closed." + ENDL) return end ex.open text_to_player("You open the door." + ENDL) end end