rapid_json_to_text.h

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/*
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  it under the terms of the GNU General Public License, version 2.0,
  as published by the Free Software Foundation.
 
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  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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  You should have received a copy of the GNU General Public License
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*/
 
#ifndef ROUTER_SRC_REST_MRS_SRC_HELPER_JSON_RAPID_JSON_TO_TEXT_H_
#define ROUTER_SRC_REST_MRS_SRC_HELPER_JSON_RAPID_JSON_TO_TEXT_H_
 
#ifdef RAPIDJSON_NO_SIZETYPEDEFINE
#include "my_rapidjson_size_t.h"
#endif
 
#include <rapidjson/document.h>
#include <rapidjson/writer.h>
#include <string>
 
namespace helper {
namespace json {
 
template <typename T>
using Writer = rapidjson::Writer<T>;
 
template <template <typename> typename Writer = Writer, typename JsonValue>
void rapid_json_to_text(JsonValue *json_value, std::string &text_value) {
  rapidjson::StringBuffer json_buf;
  {
    Writer<rapidjson::StringBuffer> json_writer(json_buf);
 
    json_value->Accept(json_writer);
  }
 
  text_value.assign(json_buf.GetString(), json_buf.GetLength());
}
 
template <template <typename> typename Writer = Writer, typename JsonValue>
void append_rapid_json_to_text(JsonValue *json_value, std::string &text_value) {
  rapidjson::StringBuffer json_buf;
  {
    Writer<rapidjson::StringBuffer> json_writer(json_buf);
 
    json_value->Accept(json_writer);
  }
 
  text_value.append(json_buf.GetString(), json_buf.GetLength());
}
 
inline std::string to_string(const rapidjson::Value &value) {
  std::string res;
  append_rapid_json_to_text(&value, res);
  return res;
}
 
}  // namespace json
}  // namespace helper
 
#endif  // ROUTER_SRC_REST_MRS_SRC_HELPER_JSON_RAPID_JSON_TO_TEXT_H_