/*=============================================================================
# Filename: RegexExpression.cpp
# Author: Jiaqi, Chen
# Mail: chenjiaqi93@163.com
# Last Modified: 2016-03-02 20:40
# Description: 
=============================================================================*/

#include "../Util/Util.h"

class RegexExpression
{
	private:
	    regex_t oRegex;

	public:
		~RegexExpression()
		{
			regfree(&oRegex);
		}
		inline bool compile(std::string &pRegexStr, std::string &flag)
		{
			int flags = 0;
			for (int i = 0; i < (int)flag.length(); i++)
				if (flag[i] == 'i')	flags |= REG_ICASE;

			int nErrCode = regcomp(&oRegex, pRegexStr.c_str(), flags);
			return  (nErrCode == 0);
		}
		inline bool match(std::string &pText)
		{
			int nErrCode = regexec(&oRegex, pText.c_str(), 0, NULL, 0);
			return (nErrCode == 0);
		}
};