Named substring support

Foundation/include/Poco/RegularExpression.h

@@ -25,6 +25,7 @@
 
 #include "Poco/Foundation.h"
 #include <vector>
+#include <map>
 
 
 //
@@ -91,8 +92,10 @@ public:
 	{
 		std::string::size_type offset; /// zero based offset (std::string::npos if subexpr does not match)
 		std::string::size_type length; /// length of substring
+		std::string name;              /// name of group
 	};
 	typedef std::vector<Match> MatchVec;
+	typedef std::map<int, std::string> GroupMap;
 	
 	RegularExpression(const std::string& pattern, int options = 0, bool study = true);
 		/// Creates a regular expression and parses the given pattern.
@@ -212,6 +215,8 @@ private:
 	pcre*       _pcre;
 	pcre_extra* _extra;
 	
+	GroupMap _groups;
+
 	static const int OVEC_SIZE;
 	
 	RegularExpression();