source/regmatch.cpp

   1 /* $Id$
   2
   3 This file is part of libmspstrings
   4 Copyright © 2007 Mikko Rasa
   5 Distributed under the LGPL
   6 */
   7
   8 #include <msp/core/except.h>
   9 #include "regmatch.h"
  10
  11 using namespace std;
  12
  13 namespace Msp {
  14
  15 RegMatch::RegMatch(const string &str, const GroupArray &g):
  16         groups(g)
  17 {
  18         for(GroupArray::iterator i=groups.begin(); i!=groups.end(); ++i)
  19                 if(i->match)
  20                 {
  21                         i->length = i->end-i->begin;
  22                         i->str = str.substr(i->begin, i->length);
  23                 }
  24 }
  25
  26 const RegMatch::Group &RegMatch::group(unsigned i) const
  27 {
  28         if(i>=groups.size())
  29                 throw InvalidParameterValue("Group index out of range");
  30         return groups[i];
  31 }
  32
  33 } // namespace Msp