Matcher/STL/Matcher.hpp

// Matcher STL
//
// Douglas Thrift
//
// $Id$

#ifndef _Matcher_hpp_
#define _Matcher_hpp_

#if defined(_MSC_VER)
#if _MSC_VER > 1000
#pragma once
#endif
#endif

#include <string>
#include <vector>

#include <pcre.h>

class Matcher
{
private:
        ::pcre* expression;
        std::vector<std::string> substrings;
public:
        int options;
        static int defaults;
        Matcher(int options = defaults) : expression(NULL), options(options) {}
        Matcher(const std::string& expression, int options = defaults) : expression(NULL), options(options) { (*this)(expression); }
        ~Matcher() { if (expression != NULL) ::pcre_free(expression); }
        bool match(const std::string& stuff);
        std::vector<std::string>::size_type size() const { return substrings.size(); }
        Matcher& operator()(const std::string& expression);
        const std::string& operator[](std::vector<std::string>::size_type index) const { return substrings[index]; }
        operator std::string() const { return substrings[0]; }
        bool operator==(const std::string& stuff) { return match(stuff); }
        bool operator!=(const std::string& stuff) { return !match(stuff); }
// friends:
        friend bool operator==(const std::string& stuff, Matcher& matcher) { return matcher == stuff; }
        friend bool operator!=(const std::string& stuff, Matcher& matcher) { return matcher != stuff; }
};

#endif // _Matcher_hpp_
Revision:	327
Committed:	2004-12-13T20:10:39-08:00 (20 years, 6 months ago) by douglas
File size:	1320 byte(s)
Log Message:	Copy that!
#	User	Rev	Content
1	douglas	324	// Matcher STL
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7			#ifndef _Matcher_hpp_
8			#define _Matcher_hpp_
9
10			#if defined(_MSC_VER)
11			#if _MSC_VER > 1000
12			#pragma once
13			#endif
14			#endif
15
16			#include <string>
17			#include <vector>
18
19			#include <pcre.h>
20
21			class Matcher
22			{
23			private:
24			::pcre* expression;
25			std::vector<std::string> substrings;
26			public:
27	douglas	327	int options;
28	douglas	325	static int defaults;
29			Matcher(int options = defaults) : expression(NULL), options(options) {}
30			Matcher(const std::string& expression, int options = defaults) : expression(NULL), options(options) { (*this)(expression); }
31	douglas	324	~Matcher() { if (expression != NULL) ::pcre_free(expression); }
32			bool match(const std::string& stuff);
33			std::vector<std::string>::size_type size() const { return substrings.size(); }
34			Matcher& operator()(const std::string& expression);
35			const std::string& operator[](std::vector<std::string>::size_type index) const { return substrings[index]; }
36			operator std::string() const { return substrings[0]; }
37			bool operator==(const std::string& stuff) { return match(stuff); }
38			bool operator!=(const std::string& stuff) { return !match(stuff); }
39			// friends:
40			friend bool operator==(const std::string& stuff, Matcher& matcher) { return matcher == stuff; }
41			friend bool operator!=(const std::string& stuff, Matcher& matcher) { return matcher != stuff; }
42			};
43
44			#endif // _Matcher_hpp_