#ifndef UTIL_HPP
#define UTIL_HPP

#include <string>
#include <algorithm>

namespace util {

using stringvec = std::vector<std::string>;

// trim from start
static inline std::string ltrim(std::string s) {
    s.erase(s.begin(), std::find_if(s.begin(), s.end(),
            std::not1(std::ptr_fun<int, int>(std::isspace))));
    return s;
}

// trim from end
static inline std::string rtrim(std::string s) {
    s.erase(std::find_if(s.rbegin(), s.rend(),
            std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
    return s;
}

// trim from both ends
static inline std::string trim(std::string s) {
    return ltrim(rtrim(s));
}

const stringvec read_lines(const std::string &path);
const stringvec trim_and_uncomment(const stringvec &lines);

} // namespace util
#endif // UTIL_HPP