home/src/string.cc

59 lines
1.0 KiB
C++

#include "string.hh"
#include "exception.hh"
namespace Kakoune
{
std::vector<String> split(const String& str, char separator)
{
auto begin = str.begin();
auto end = str.begin();
std::vector<String> res;
while (end != str.end())
{
while (end != str.end() and *end != separator)
++end;
res.push_back(String(begin, end));
if (end == str.end())
break;
begin = ++end;
}
return res;
}
int str_to_int(const String& str)
{
int res = 0;
if (sscanf(str.c_str(), "%i", &res) != 1)
throw runtime_error(str + "is not a number");
return res;
}
String to_string(int val)
{
char buf[16];
sprintf(buf, "%i", val);
return buf;
}
String option_to_string(const Regex& re)
{
return String{re.str()};
}
void option_from_string(const String& str, Regex& re)
{
try
{
re = Regex{str.begin(), str.end()};
}
catch (boost::regex_error& err)
{
throw runtime_error("unable to create regex: "_str + err.what());
}
}
}