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json-patch.hpp
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41 lines (31 loc) · 868 Bytes
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#pragma once
#include <nlohmann/json.hpp>
#include <string>
namespace nlohmann
{
class JsonPatchFormatException : public std::exception
{
public:
explicit JsonPatchFormatException(std::string msg)
: ex_{std::move(msg)} {}
inline const char *what() const noexcept override final { return ex_.c_str(); }
private:
std::string ex_;
};
class json_patch
{
public:
json_patch() = default;
json_patch(json &&patch);
json_patch(const json &patch);
json_patch &add(const json::json_pointer &, json value);
json_patch &replace(const json::json_pointer &, json value);
json_patch &remove(const json::json_pointer &);
json &get_json() { return j_; }
const json &get_json() const { return j_; }
operator json() const { return j_; }
private:
json j_ = nlohmann::json::array();
static void validateJsonPatch(json const &patch);
};
} // namespace nlohmann