regular_expression Class Reference

Wrapper class for POSIX regex(3) or std::regex Supports copy & assignment and is compatible with STL containers. More...

#include <utility.h>

Collaboration diagram for regular_expression:

Public Types
typedef regmatch_t	match_range

Public Member Functions
	regular_expression ()
	~regular_expression ()
	regular_expression (const regular_expression &x)
regular_expression &	operator= (const regular_expression &x)
	regular_expression (const char *pattern)
	Construct with pattern, throw on error.
bool	compile (const char *pattern)
	Set and compile new pattern, return false on error.
const char *	get_pattern () const
const char *	get_errmsg () const
	Get error message from last compile().
bool	empty () const
bool	full_match (const char *str) const
	Return true if full string matches pattern.
bool	execute (const char *str, unsigned nmatch, match_range *pmatch) const
	Return true if substring matches pattern, fill match_range array.

Private Member Functions
void	free_buf ()
void	copy_buf (const regular_expression &x)
bool	compile ()

Private Attributes
std::string	m_pattern
std::string	m_errmsg
regex_t	m_regex_buf

Detailed Description

Wrapper class for POSIX regex(3) or std::regex Supports copy & assignment and is compatible with STL containers.

Definition at line 221 of file utility.h.

Member Typedef Documentation

match_range

typedef regmatch_t regular_expression::match_range

Definition at line 262 of file utility.h.

Constructor & Destructor Documentation

regular_expression() [1/3]

regular_expression::regular_expression

(

)

Definition at line 490 of file utility.cpp.

~regular_expression()

regular_expression::~regular_expression

(

)

Definition at line 495 of file utility.cpp.

regular_expression() [2/3]

regular_expression::regular_expression

(

const regular_expression &

x

)

Definition at line 500 of file utility.cpp.

regular_expression() [3/3]

regular_expression::regular_expression ( const char *  pattern )

explicit

Construct with pattern, throw on error.

Definition at line 538 of file utility.cpp.

Member Function Documentation

compile() [1/2]

bool regular_expression::compile ( )

private

Definition at line 556 of file utility.cpp.

compile() [2/2]

bool regular_expression::compile

(

const char *

pattern

)

Set and compile new pattern, return false on error.

Definition at line 547 of file utility.cpp.

copy_buf()

void regular_expression::copy_buf ( const regular_expression &  x )

private

Definition at line 525 of file utility.cpp.

empty()

bool regular_expression::empty ( ) const

inline

Definition at line 253 of file utility.h.

execute()

bool regular_expression::execute	(	const char *	str,
		unsigned	nmatch,
		match_range *	pmatch
	)		const

Return true if substring matches pattern, fill match_range array.

Definition at line 604 of file utility.cpp.

free_buf()

void regular_expression::free_buf ( )

private

Definition at line 517 of file utility.cpp.

full_match()

bool regular_expression::full_match

(

const char *

str

)

const

Return true if full string matches pattern.

Definition at line 593 of file utility.cpp.

get_errmsg()

const char * regular_expression::get_errmsg ( ) const

inline

Get error message from last compile().

Definition at line 249 of file utility.h.

get_pattern()

const char * regular_expression::get_pattern ( ) const

inline

Definition at line 245 of file utility.h.

operator=()

regular_expression & regular_expression::operator=

(

const regular_expression &

x

)

Definition at line 508 of file utility.cpp.

Member Data Documentation

m_errmsg

std::string regular_expression::m_errmsg

private

Definition at line 270 of file utility.h.

m_pattern

std::string regular_expression::m_pattern

private

Definition at line 269 of file utility.h.

m_regex_buf

regex_t regular_expression::m_regex_buf

private

Definition at line 275 of file utility.h.

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The documentation for this class was generated from the following files:

• utility.h
• utility.cpp