source/strings/regmatch.cpp

   1 #include <stdexcept>
   2 #include "regmatch.h"
   3
   4 using namespace std;
   5
   6 namespace Msp {
   7
   8 RegMatch::RegMatch(const string &str, const vector<Group> &grps):
   9         groups(grps)
  10 {
  11         for(Group &g: groups)
  12                 if(g.match)
  13                 {
  14                         g.length = g.end-g.begin;
  15                         g.str = str.substr(g.begin, g.length);
  16                 }
  17 }
  18
  19 const RegMatch::Group &RegMatch::group(unsigned i) const
  20 {
  21         if(i>=groups.size())
  22                 throw out_of_range("RegMatch::group");
  23         return groups[i];
  24 }
  25
  26 } // namespace Msp