string_tools.hpp

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// Copyright (c) 2013-2023 Anton Kozhevnikov, Thomas Schulthess
// All rights reserved.
//
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/** \file string_tools.hpp
 *
 *  \brief Extra functions to work with std::strings
 */
 
#ifndef __STRING_TOOLS_HPP__
#define __STRING_TOOLS_HPP__
 
namespace sirius {
 
/// Split multi-line string into a list of strings.
inline auto split(std::string const str__, char delim__)
{
    std::istringstream iss(str__);
    std::vector<std::string> result;
 
    while (iss.good()) {
        std::string s;
        std::getline(iss, s, delim__);
        result.push_back(s);
    }
    return result;
}
 
inline std::string& ltrim(std::string& str, const std::string& chars = "\t\n\v\f\r ")
{
    str.erase(0, str.find_first_not_of(chars));
    return str;
}
 
inline std::string& rtrim(std::string& str, const std::string& chars = "\t\n\v\f\r ")
{
    str.erase(str.find_last_not_of(chars) + 1);
    return str;
}
 
inline std::string& trim(std::string& str, const std::string& chars = "\t\n\v\f\r ")
{
    return ltrim(rtrim(str, chars), chars);
}
 
}
#endif