Method Dump

tests/document_test.cpp:437–452

    Check check;
    bool has_error;
    std::string Dump() const {
      // dump as the form of std::initializer_list
      std::string s = "Path {";
      for (const auto& i : path) {
        if (i.IsStr()) {
          s += '"' + i.GetStr() + "\",";
        } else {
          s += std::to_string(i.GetNum()) + ',';
        }
      }
      if (!path.empty()) {
        s.pop_back();
      }
      s += '}';
      return s + " Json: " + json;
    }
  };
  constexpr static bool kNoError = false;
  constexpr static bool kError = true;