Function isNiceAsciiWideString

src/utils/string.cpp:1034–1043

* @brief Does the provided wide string consist only from ASCII characters and is nice? * Nice string have ration of printable characters and escape sequences in the * string is at least @p minRatio. Empty string is never nice. * @param str Wide string to check. * @param minRatio Minimum ratio of printable characters. * @return @c True if the string seems nice, @c false otherwise

 * @return @c True if the string seems nice, @c false otherwise.
 */
bool isNiceAsciiWideString(const std::vector<unsigned long long> &str, double minRatio) {
	assert(0.0 <= minRatio && minRatio <= 1.0);

	auto s = str;
	if (!s.empty() && s.back() == 0)
		s.pop_back();

	auto niceCnt = std::count_if(s.begin(), s.end(), isNiceAsciiWideCharacter);
	return !s.empty() && (niceCnt) >= (s.size() * minRatio);
}

/**
* @brief Returns an indentation string containing the specified number of