Function positionToLocation

src/string.cpp:158–180

Location positionToLocation(const std::string& s, size_t pos) {
	if (pos > s.size())
		pos = s.size();

	// Count number of newlines until pos
	size_t line = 0;
	size_t linePos = 0;
	for (size_t i = 0; i < pos; i++) {
		if (s[i] == '\n') {
			line++;
			linePos = i + 1;
		}
	}

	// Count number of codepoints from line until pos
	size_t column = 0;
	for (size_t i = linePos; i < pos;) {
		i = UTF8NextCodepoint(s, i);
		column++;
	}

	return {line, column};
}


size_t locationToPosition(const std::string& s, Location location) {