Function compare

cpp/src/value.cpp:79–83

int compare_next(decoder& a, decoder& b);

template <class T> int compare(const T& a, const T& b) {
    if (a < b) return -1;
    else if (a > b) return +1;
    else return 0;
}

int compare_container(decoder& a, decoder& b) {
    start sa, sb;