Function ellipsize

src/string.cpp:120–129

std::string ellipsize(const std::string& s, size_t maxCodepoints) {
	if (maxCodepoints == 0)
		return "";
	std::string s2 = truncate(s, maxCodepoints);
	if (s2 == s)
		return s;
	// If string was truncated, back up a codepoint and add a Unicode ellipses character
	size_t pos = UTF8PrevCodepoint(s2, s2.size());
	return s2.substr(0, pos) + "…";
}


std::string ellipsizePrefix(const std::string& s, size_t maxCodepoints) {