Method compare

json/jsoncpp.cpp:2971–2977

ValueType Value::type() const { return type_; }

int Value::compare(const Value& other) const {
  if (*this < other)
    return -1;
  if (*this > other)
    return 1;
  return 0;
}

bool Value::operator<(const Value& other) const {
  int typeDelta = type_ - other.type_;