to_string.h

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*/
 
#ifndef ROUTER_SRC_REST_MRS_SRC_HELPER_CONTAINER_TO_STRING_H_
#define ROUTER_SRC_REST_MRS_SRC_HELPER_CONTAINER_TO_STRING_H_
 
#include <cassert>
#include <string>
 
#include "helper/to_string.h"
 
namespace helper {
 
class DummyType {};
 
inline std::string to_string(const DummyType &) {
  assert(false && "Not usable, defined just to compile the code below.");
  return {};
}
 
namespace container {
 
template <typename PairFirst, typename PairSecond>
std::string to_string(const std::pair<PairFirst, PairSecond> &pair) {
  using helper::to_string;
  using helper::container::to_string;
  using std::to_string;
  std::string result;
 
  result += "(" + to_string(pair.first) + "," + to_string(pair.second) + ")";
 
  return result;
}
 
template <typename Container>
std::string to_string(const Container &container) {
  using helper::to_string;
  using helper::container::to_string;
  using std::to_string;
  std::string result;
  bool first = true;
  for (const auto &element : container) {
    if (!first) {
      result += ',';
    }
    result += to_string(element);
    first = false;
  }
 
  return result;
}
 
}  // namespace container
}  // namespace helper
 
#endif  // ROUTER_SRC_REST_MRS_SRC_HELPER_CONTAINER_TO_STRING_H_