Mercurial > minori
view include/core/json.h @ 198:bc1ae1810855
dep/animia: switch from using classes to global functions
the old idea was ok, but sort of hackish; this method doesn't use classes
at all, and this way (especially important!) we can do wayland stuff AND x11
at the same time, which wasn't really possible without stupid workarounds in
the other method
author | Paper <mrpapersonic@gmail.com> |
---|---|
date | Sun, 24 Dec 2023 02:59:42 -0500 |
parents | 9b10175be389 |
children | 79a87a6dd39d |
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#ifndef __core__json_h #define __core__json_h #include "json/json.hpp" #include <optional> namespace nlohmann { template<typename T> void to_json(nlohmann::json& j, const std::optional<T>& v) { if (v.has_value()) j = v.value(); else j = nullptr; } template<typename T> void from_json(const nlohmann::json& j, std::optional<T>& v) { return j.is_null() ? std::nullopt : j.get<T>(); } } // namespace nlohmann namespace JSON { template<typename T = std::string> T GetString(const nlohmann::json& json, const nlohmann::json::json_pointer& ptr, T def) { if (json.contains(ptr) && json[ptr].is_string()) return json[ptr].get<T>(); else return def; } template<typename T = int> T GetNumber(const nlohmann::json& json, const nlohmann::json::json_pointer& ptr, T def = 0) { if (json.contains(ptr) && json[ptr].is_number()) return json[ptr].get<T>(); else return def; } template<typename T = std::vector<std::string>> T GetArray(const nlohmann::json& json, const nlohmann::json::json_pointer& ptr, T def = 0) { if (json.contains(ptr) && json[ptr].is_array()) return json[ptr].get<T>(); else return def; } nlohmann::json GetValue(const nlohmann::json& json, const nlohmann::json::json_pointer& ptr); bool GetBoolean(const nlohmann::json& json, const nlohmann::json::json_pointer& ptr, bool def = false); } // namespace JSON #endif // __core__json_h