Files
MaaAssistantArknights/3rdPart/include/meojson/json_object.h
2021-07-29 20:14:04 +08:00

77 lines
2.6 KiB
C++

#pragma once
#include <string>
#include <unordered_map>
#include <initializer_list>
#include "json_value.h"
namespace json
{
class object
{
public:
using raw_object = std::unordered_map<std::string, value>;
using iterator = raw_object::iterator;
using const_iterator = raw_object::const_iterator;
object() = default;
object(const object& rhs) = default;
object(object&& rhs) = default;
object(const raw_object& raw_obj);
object(raw_object&& raw_obj);
object(std::initializer_list<raw_object::value_type> init_list);
~object() = default;
bool empty() const noexcept { return _object_data.empty(); }
size_t size() const noexcept { return _object_data.size(); }
bool exist(const std::string& key) const { return _object_data.find(key) != _object_data.cend(); }
const value& at(const std::string& key) const;
const std::string to_string() const;
const std::string format(std::string shift_str = " ", size_t basic_shift_count = 0) const;
const bool get(const std::string& key, bool default_value) const;
const int get(const std::string& key, int default_value) const;
const long get(const std::string& key, long default_value) const;
const unsigned long get(const std::string& key, unsigned default_value) const;
const long long get(const std::string& key, long long default_value) const;
const unsigned long long get(const std::string& key, unsigned long long default_value) const;
const float get(const std::string& key, float default_value) const;
const double get(const std::string& key, double default_value) const;
const long double get(const std::string& key, long double default_value) const;
const std::string get(const std::string& key, std::string default_value) const;
const std::string get(const std::string& key, const char* default_value) const;
template <typename... Args>
decltype(auto) emplace(Args &&... args)
{
static_assert(
std::is_constructible<raw_object::value_type, Args...>::value,
"Parameter can't be used to construct a raw_object::value_type");
return _object_data.emplace(std::forward<Args>(args)...);
}
void clear() noexcept;
bool earse(const std::string& key);
iterator begin() noexcept;
iterator end() noexcept;
const_iterator cbegin() const noexcept;
const_iterator cend() const noexcept;
value& operator[](const std::string& key);
value& operator[](std::string&& key);
object& operator=(const object&) = default;
object& operator=(object&&) = default;
// const raw_object &raw_data() const;
private:
raw_object _object_data;
};
std::ostream& operator<<(std::ostream& out, const json::object& obj);
} // namespace json