Function get_line_separator

src/lua-format.cpp:128–160

}

std::string get_line_separator(const std::string& input) {
    constexpr char CR = '\r';
    constexpr char LF = '\n';
    size_t lf_count = 0;
    size_t cr_count = 0;
    size_t crlf_count = 0;
    const auto length = input.length();
    for (size_t i = 0; i < length; i++) {
        const auto cur = input[i];
        if (cur == LF) {
            lf_count++;
        } else if (cur == CR) {
            const auto next = input[i + 1];
            if (next == LF) {
                crlf_count++;
                i++;
            } else {
                cr_count++;
            }
        }
    }

    std::string result;
    if (lf_count >= crlf_count && lf_count >= cr_count) {
        result += LF;
    } else if (crlf_count >= lf_count && crlf_count >= cr_count) {
        result += CR;
        result += LF;
    } else {
        result += CR;
    }
    return result;
}

std::string convert_line_separator(const std::string& input, const std::string& line_sep) {
    constexpr char CR = '\r';