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 #include <msp/core/except.h>
   8 #include "regmatch.h"
   9
  10 using namespace std;
  11
  12 namespace Msp {
  13
  14 RegMatch::RegMatch(const string &str, const GroupArray &g):
  15         groups(g)
  16 {
  17         for(GroupArray::iterator i=groups.begin(); i!=groups.end(); ++i)
  18                 if(i->match)
  19                 {
  20                         i->length=i->end-i->begin;
  21                         i->str=str.substr(i->begin, i->length);
  22                 }
  23 }
  24
  25 const RegMatch::Group &RegMatch::group(unsigned i) const
  26 {
  27         if(i>=groups.size())
  28                 throw InvalidParameterValue("Group index out of range");
  29         return groups[i];
  30 }
  31
  32 } // namespace Msp