utils.cpp

#include "utils.h"

std::string Utils::to_lower(std::string s)
{
    for(unsigned int i=0; i<s.size(); ++i) {
        s[i] = std::tolower(s[i]);
    }
    return s;
}

std::string Utils::to_upper(std::string s)
{
    for(unsigned int i=0; i<s.size(); ++i) {
        s[i] = std::toupper(s[i]);
    }
    return s;
}

std::string Utils::err_header(int line_number)
{
    std::stringstream ss;
    ss << "ERROR: line " << line_number << ": ";
    return ss.str();
}

bool Utils::insensitive_equals(std::string s1, std::string s2)
{
    return to_lower(s1).compare(to_lower(s2)) == 0;
}