waybar/include/util/json.hpp

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#pragma once
#include <fmt/ostream.h>
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#include <json/json.h>
#if (FMT_VERSION >= 90000)
template <>
struct fmt::formatter<Json::Value> : ostream_formatter {};
#endif
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namespace waybar::util {
struct JsonParser {
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JsonParser() {}
const Json::Value parse(const std::string& data) const {
Json::Value root(Json::objectValue);
if (data.empty()) {
return root;
}
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std::unique_ptr<Json::CharReader> const reader(builder_.newCharReader());
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std::string err;
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bool res = reader->parse(data.c_str(), data.c_str() + data.size(), &root, &err);
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if (!res) throw std::runtime_error(err);
return root;
}
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~JsonParser() = default;
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private:
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Json::CharReaderBuilder builder_;
};
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} // namespace waybar::util