Function CutWWWNumberedPrefix

library/cpp/string_utils/url/url.cpp:339–357

}

TStringBuf CutWWWNumberedPrefix(const TStringBuf url Y_LIFETIME_BOUND) noexcept {
    auto it = url.begin();

    StripRangeBegin(it, url.end(), [](auto& it){ return *it == 'w' || *it == 'W'; });
    if (it == url.begin()) {
        return url;
    }

    StripRangeBegin(it, url.end(), [](auto& it){ return IsAsciiDigit(*it); });
    if (it == url.end()) {
        return url;
    }

    if (*it++ == '.') {
        return url.Tail(it - url.begin());
    }

    return url;
}

TStringBuf CutMPrefix(const TStringBuf url Y_LIFETIME_BOUND) noexcept {
    if (url.size() >= 2 && url[1] == '.' && (url[0] == 'm' || url[0] == 'M')) {