Emily Boudreaux
ec13264050
A bug was discovered in glaze which prevented valid toml output. We have switched to toml++ and reflect-cpp. The interface has remained the same so this should not break any code
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
#ifndef RFL_JSON_WRITE_HPP_
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#define RFL_JSON_WRITE_HPP_
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#include <stdexcept>
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#if __has_include(<yyjson.h>)
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#include <yyjson.h>
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#else
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#include "../thirdparty/yyjson.h"
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#endif
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#include <ostream>
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#include <stdexcept>
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#include <string>
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#include "../Processors.hpp"
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#include "../parsing/Parent.hpp"
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#include "Parser.hpp"
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namespace rfl {
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namespace json {
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/// Convenient alias for the YYJSON pretty flag
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inline constexpr yyjson_write_flag pretty = YYJSON_WRITE_PRETTY;
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/// Returns a JSON string.
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template <class... Ps>
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std::string write(const auto& _obj, const yyjson_write_flag _flag = 0) {
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using T = std::remove_cvref_t<decltype(_obj)>;
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using ParentType = parsing::Parent<Writer>;
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auto w = Writer();
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Parser<T, Processors<Ps...>>::write(w, _obj, typename ParentType::Root{});
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yyjson_write_err err;
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const char* json_c_str =
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yyjson_mut_write_opts(w.doc(), _flag, NULL, NULL, &err);
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if (!json_c_str) {
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throw std::runtime_error("An error occured while writing to JSON: " +
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std::string(err.msg));
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}
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const auto json_str = std::string(json_c_str);
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free((void*)json_c_str);
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return json_str;
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}
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/// Writes a JSON into an ostream.
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template <class... Ps>
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std::ostream& write(const auto& _obj, std::ostream& _stream,
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const yyjson_write_flag _flag = 0) {
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using T = std::remove_cvref_t<decltype(_obj)>;
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using ParentType = parsing::Parent<Writer>;
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auto w = Writer();
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Parser<T, Processors<Ps...>>::write(w, _obj, typename ParentType::Root{});
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yyjson_write_err err;
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const char* json_c_str =
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yyjson_mut_write_opts(w.doc(), _flag, NULL, NULL, &err);
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if (!json_c_str) {
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throw std::runtime_error("An error occured while writing to JSON: " +
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std::string(err.msg));
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}
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_stream << json_c_str;
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free((void*)json_c_str);
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return _stream;
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}
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} // namespace json
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} // namespace rfl
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#endif
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