mirror of
https://github.com/GothenburgBitFactory/timewarrior.git
synced 2025-07-07 20:06:39 +02:00
Common: Added RX
This commit is contained in:
parent
855090661e
commit
01f6c8daad
3 changed files with 228 additions and 5 deletions
|
@ -1,10 +1,10 @@
|
|||
cmake_minimum_required (VERSION 2.8)
|
||||
include_directories (${CMAKE_SOURCE_DIR}
|
||||
${CMAKE_SOURCE_DIR}/src
|
||||
${CMAKE_SOURCE_DIR}/src/common
|
||||
${TIMEW_INCLUDE_DIRS})
|
||||
|
||||
set (common_SRCS Color.cpp Color.h
|
||||
RX.cpp RX.h
|
||||
text.cpp text.h
|
||||
utf8.cpp utf8.h
|
||||
wcwidth6.cpp)
|
||||
|
|
165
src/common/RX.cpp
Normal file
165
src/common/RX.cpp
Normal file
|
@ -0,0 +1,165 @@
|
|||
////////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Copyright 2006 - 2015, Paul Beckingham, Federico Hernandez.
|
||||
//
|
||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
// of this software and associated documentation files (the "Software"), to deal
|
||||
// in the Software without restriction, including without limitation the rights
|
||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
// copies of the Software, and to permit persons to whom the Software is
|
||||
// furnished to do so, subject to the following conditions:
|
||||
//
|
||||
// The above copyright notice and this permission notice shall be included
|
||||
// in all copies or substantial portions of the Software.
|
||||
//
|
||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
// SOFTWARE.
|
||||
//
|
||||
// http://www.opensource.org/licenses/mit-license.php
|
||||
//
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
#include <cmake.h>
|
||||
#include <RX.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
RX::RX ()
|
||||
: _compiled (false)
|
||||
, _pattern ("")
|
||||
, _case_sensitive (false)
|
||||
{
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
RX::RX (
|
||||
const std::string& pattern,
|
||||
bool case_sensitive /* = true */)
|
||||
: _compiled (false)
|
||||
, _pattern (pattern)
|
||||
, _case_sensitive (case_sensitive)
|
||||
{
|
||||
compile ();
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
RX::RX (const RX& other)
|
||||
{
|
||||
_compiled = false;
|
||||
_pattern = other._pattern;
|
||||
_case_sensitive = other._case_sensitive;
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
RX::~RX ()
|
||||
{
|
||||
if (_compiled)
|
||||
regfree (&_regex);
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
RX& RX::operator= (const RX& other)
|
||||
{
|
||||
if (this != &other)
|
||||
{
|
||||
_compiled = false;
|
||||
_pattern = other._pattern;
|
||||
_case_sensitive = other._case_sensitive;
|
||||
}
|
||||
|
||||
return *this;
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
void RX::compile ()
|
||||
{
|
||||
if (! _compiled)
|
||||
{
|
||||
memset (&_regex, 0, sizeof (regex_t));
|
||||
|
||||
int result;
|
||||
if ((result = regcomp (&_regex, _pattern.c_str (),
|
||||
#ifdef DARWIN
|
||||
REG_ENHANCED | REG_EXTENDED | REG_NEWLINE |
|
||||
#else
|
||||
REG_EXTENDED | REG_NEWLINE |
|
||||
#endif
|
||||
(_case_sensitive ? 0 : REG_ICASE))) != 0)
|
||||
{
|
||||
char message[256];
|
||||
regerror (result, &_regex, message, 256);
|
||||
throw std::string (message);
|
||||
}
|
||||
|
||||
_compiled = true;
|
||||
}
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
bool RX::match (const std::string& in)
|
||||
{
|
||||
if (! _compiled)
|
||||
compile ();
|
||||
|
||||
return regexec (&_regex, in.c_str (), 0, NULL, 0) == 0 ? true : false;
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
bool RX::match (
|
||||
std::vector<std::string>& matches,
|
||||
const std::string& in)
|
||||
{
|
||||
if (! _compiled)
|
||||
compile ();
|
||||
|
||||
regmatch_t rm[2];
|
||||
int offset = 0;
|
||||
int length = in.length ();
|
||||
while (regexec (&_regex, in.c_str () + offset, 2, &rm[0], 0) == 0 &&
|
||||
offset < length)
|
||||
{
|
||||
matches.push_back (in.substr (rm[0].rm_so + offset, rm[0].rm_eo - rm[0].rm_so));
|
||||
offset += rm[0].rm_eo;
|
||||
|
||||
// Protection against zero-width patterns causing infinite loops.
|
||||
if (rm[0].rm_so == rm[0].rm_eo)
|
||||
++offset;
|
||||
}
|
||||
|
||||
return matches.size () ? true : false;
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
bool RX::match (
|
||||
std::vector <int>& start,
|
||||
std::vector <int>& end,
|
||||
const std::string& in)
|
||||
{
|
||||
if (! _compiled)
|
||||
compile ();
|
||||
|
||||
regmatch_t rm[2];
|
||||
int offset = 0;
|
||||
int length = in.length ();
|
||||
while (regexec (&_regex, in.c_str () + offset, 2, &rm[0], 0) == 0 &&
|
||||
offset < length)
|
||||
{
|
||||
start.push_back (rm[0].rm_so + offset);
|
||||
end.push_back (rm[0].rm_eo + offset);
|
||||
offset += rm[0].rm_eo;
|
||||
|
||||
// Protection against zero-width patterns causing infinite loops.
|
||||
if (rm[0].rm_so == rm[0].rm_eo)
|
||||
++offset;
|
||||
}
|
||||
|
||||
return start.size () ? true : false;
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
58
src/common/RX.h
Normal file
58
src/common/RX.h
Normal file
|
@ -0,0 +1,58 @@
|
|||
////////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Copyright 2006 - 2015, Paul Beckingham, Federico Hernandez.
|
||||
//
|
||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
// of this software and associated documentation files (the "Software"), to deal
|
||||
// in the Software without restriction, including without limitation the rights
|
||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
// copies of the Software, and to permit persons to whom the Software is
|
||||
// furnished to do so, subject to the following conditions:
|
||||
//
|
||||
// The above copyright notice and this permission notice shall be included
|
||||
// in all copies or substantial portions of the Software.
|
||||
//
|
||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
// SOFTWARE.
|
||||
//
|
||||
// http://www.opensource.org/licenses/mit-license.php
|
||||
//
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
#ifndef INCLUDED_RX
|
||||
#define INCLUDED_RX
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
#include <regex.h>
|
||||
|
||||
class RX
|
||||
{
|
||||
public:
|
||||
RX ();
|
||||
RX (const std::string&, bool caseSensitive = true);
|
||||
RX (const RX&);
|
||||
~RX ();
|
||||
RX& operator= (const RX&);
|
||||
|
||||
bool match (const std::string&);
|
||||
bool match (std::vector<std::string>&, const std::string&);
|
||||
bool match (std::vector <int>&, std::vector <int>&, const std::string&);
|
||||
|
||||
private:
|
||||
void compile ();
|
||||
|
||||
private:
|
||||
bool _compiled;
|
||||
std::string _pattern;
|
||||
bool _case_sensitive;
|
||||
regex_t _regex;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
Loading…
Add table
Add a link
Reference in a new issue