regex.h

					#ifndef  STO_REGEX_H
					#define  STO_REGEX_H

					#include <regex>
						using std::regex;

						using std::match_results;
						using std::cmatch;
						using std::smatch;

						using std::regex_match;
						using std::regex_search;
						using std::regex_replace;

						using std::regex_token_iterator;
						using std::sregex_token_iterator;
						using std::cregex_token_iterator;

					#include "scc/range.h"

					namespace sto {

std::regex operator "" _R (const char* p, size_t n)	{ return std::regex(p); };


	template<typename S>
	eIF<is_string<S>::value, bool>
operator == (const S s,  const std::regex &e)		{ return std::regex_match(s.begin(), s.end(), e); };
	// specialization  for c-string
	bool  
operator == (const char  *p,  const std::regex &e)	{ return std::regex_match(p,e); };


	// regex_search (does not work) - not yet implemented in LIBSTDC++
	template<typename S>
	eIF<is_string<S>::value, bool>
operator %= (const S s,  const std::regex &e)		{ return std::regex_search(s.begin(), s.end(), e); };

/*
	// convert to regex operator
	template<typename S>
	typename std::enable_if<is_string_t<S>::value, std::regex>::type
operator ~     (const S e)	{ return  std::regex(e.begin(), e.end()); };
*/

/*
	//#define		R		std::regex
	#define		RM		std::regex_match
	//#define	RS		std::regex_search
	#define		RR		std::regex_replace
	// usage: scc 'str s="aa bb"; RR(s, R("(\\w+)"),"*\\1*")'
*/


					};
					#endif	// LVV_REGEX_H