std::string StringUtils::filterStringByScope(const std::string &str, char cOpen, char cClose)
{
    std::string result;
    unsigned countChar = 0;
    std::stack<char> stackChar;
    while (str[countChar] != cOpen)
    {
        ++countChar;
        if (countChar >= str.length())
        {
            return result;
        }
    }
    result = str[countChar];
    ++countChar;
    stackChar.push(cOpen);
    while(stackChar.size() > 0 && countChar < str.length())
    {
        result+= str[countChar];
        if (str[countChar] == cOpen) stackChar.push(cOpen);
        else if (str[countChar] == cClose) stackChar.pop();
        ++countChar;
    }
    return result;
}