Method validate

external/jsoncpp/jsoncpp.cpp:2126–2142

  valid_keys->insert("allowSpecialFloats");
}
bool CharReaderBuilder::validate(Json::Value *invalid) const {
  Json::Value my_invalid;
  if (!invalid)
    invalid = &my_invalid; // so we do not need to test for NULL
  Json::Value &inv = *invalid;
  std::set<String> valid_keys;
  getValidReaderKeys(&valid_keys);
  Value::Members keys = settings_.getMemberNames();
  size_t n = keys.size();
  for (size_t i = 0; i < n; ++i) {
    String const &key = keys[i];
    if (valid_keys.find(key) == valid_keys.end()) {
      inv[key] = settings_[key];
    }
  }
  return inv.empty();
}
Value &CharReaderBuilder::operator[](const String &key) {
  return settings_[key];
}