Method advanceCodePoints

Libraries/Strings/StringIterator.h:371–383

template <typename CharIterator>
constexpr bool StringIterator<CharIterator>::advanceCodePoints(size_t numCodePoints)
{
    while (numCodePoints > 0)
    {
        numCodePoints -= 1;
        if (it >= end)
        {
            return false;
        }
        it = getNextOf(it, end);
    }
    return true;
}

template <typename CharIterator>
constexpr bool StringIterator<CharIterator>::isFollowedBy(CodePoint c)