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[DEV] first std::regex really work in c++

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This commit is contained in:
Edouard DUPIN
2014-10-06 23:22:14 +02:00
parent 243d7e7494
commit d93844d6da
3 changed files with 83 additions and 37 deletions
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66
sources/appl/Highlight.cpp
View File

@@ -10,6 +10,7 @@
#include <appl/global.h>
#include <appl/Highlight.h>
#include <exml/exml.h>
#include <ewol/ewol.h>
#include <ewol/resource/Manager.h>
@@ -176,19 +177,27 @@ void appl::Highlight::parse(int64_t _start,
int64_t elementStart = _start;
int64_t elementStop = _stop;
appl::HighlightInfo resultat;
int64_t startTime = ewol::getTime();
while (elementStart <= elementStop) {
HL_DEBUG("Parse element in the buffer pos=" << elementStart);
//APPL_DEBUG("Parse element in the buffer pos=" << elementStart);
appl::HighlightInfo resultatLast;
int64_t findAnOtherId = -1;
int64_t currentTime = ewol::getTime();
//try to fond the HL in ALL of we have
for (int64_t jjj=0; jjj<(int64_t)m_listHighlightPass1.size(); jjj++){
enum resultFind ret = HLP_FIND_OK;
HL_DEBUG("Parse HL id=" << jjj << " position search: (" << elementStart << "," << _stop << ") input start='" << _buffer[elementStart] << "' " << m_listHighlightPass1[jjj]->getPaternString());
/*
if (_buffer[elementStart] == '\n') {
APPL_DEBUG("Parse HL id=" << jjj << " position search: (" << elementStart << "," << _stop << ") input start='\\n' " << m_listHighlightPass1[jjj]->getPaternString());
} else {
APPL_DEBUG("Parse HL id=" << jjj << " position search: (" << elementStart << "," << _stop << ") input start='" << _buffer[elementStart] << "' " << m_listHighlightPass1[jjj]->getPaternString());
}
*/
// Stop the search to the end (to get the end of the pattern)
ret = m_listHighlightPass1[jjj]->find(elementStart, _buffer.size(), resultat, _buffer);
if (HLP_FIND_ERROR != ret) {
if (elementStart == resultat.start) {
APPL_DEBUG("Find Pattern in the Buffer : (" << resultat.start << "," << resultat.stop << ") startPos=" << elementStart );
//APPL_DEBUG(" native Find");
findAnOtherId = jjj;
resultatLast = resultat;
break;
@@ -202,13 +211,16 @@ void appl::Highlight::parse(int64_t _start,
}
}
}
int64_t currentTimeEnd = ewol::getTime();
int64_t deltaTime = currentTimeEnd - currentTime;
if (findAnOtherId != -1) {
//APPL_DEBUG("Find Pattern in the Buffer : time=" << (float)deltaTime/1000.0f << " ms (" << resultatLast.start << "," << resultatLast.stop << ") startPos=" << elementStart << " for=" << m_listHighlightPass1[findAnOtherId]->getPaternString());
// remove element in the current List where the current Element have a end inside the next...
int64_t kkk=_addingPos;
while(kkk < (int64_t)_metaData.size() ) {
if (_metaData[kkk].start <= resultatLast.stop) {
// remove element
HL_DEBUG("Erase element=" << kkk);
APPL_DEBUG("Erase element=" << kkk);
_metaData.erase(_metaData.begin()+kkk, _metaData.begin()+kkk+1);
// Increase the end of search
if (kkk < (int64_t)_metaData.size()) {
@@ -232,11 +244,17 @@ void appl::Highlight::parse(int64_t _start,
_addingPos++;
// We find a pattern == > Stop search for the current element
} else {
break;
//APPL_DEBUG("loose time : time=" << deltaTime << " us");
//break;
}
// Go to the next element (and search again ...).
elementStart++;
}
int64_t stopTime = ewol::getTime();
int64_t deltaTimeGlobal = stopTime - startTime;
APPL_DEBUG("parse in time=" << (float)deltaTimeGlobal/1000.0f << " ms ");
}
@@ -258,24 +276,42 @@ void appl::Highlight::parse2(int64_t _start,
if (elementStart == 306) {
//etk::log::setLevel(etk::log::logLevelVerbose);
}
appl::HighlightInfo resultatLast;
int64_t findAnOtherId = -1;
//HL2_DEBUG("Parse element in the buffer pos=" << elementStart << "," << _buffer.size() << ")" );
//try to fond the HL in ALL of we have
for (int64_t jjj=0; jjj<(int64_t)m_listHighlightPass2.size(); jjj++){
enum resultFind ret = HLP_FIND_OK;
HL2_DEBUG("Parse HL id=" << jjj << " position search: (" <<
elementStart << "," << elementStop << ") in='"
<< _buffer[elementStart] << "' " << m_listHighlightPass2[jjj]->getPaternString());
enum resultFind ret;
HL_DEBUG("Parse HL id=" << jjj << " position search: (" <<
elementStart << "," << elementStop << ") in='"
<< _buffer[elementStart] << "' " << m_listHighlightPass2[jjj]->getPaternString());
// Stop the search to the end (to get the end of the pattern)
ret = m_listHighlightPass2[jjj]->find(elementStart, elementStop, resultat, _buffer);
if (ret != HLP_FIND_ERROR) {
HL2_DEBUG("Find Pattern in the Buffer : (" << resultat.start << "," << resultat.stop << ")" );
// add curent element in the list ...
_metaData.push_back(resultat);
elementStart = resultat.stop-1;
// Exit current cycle
break;
if (elementStart == resultat.start) {
//APPL_DEBUG("Find Pattern in the Buffer : (" << resultat.start << "," << resultat.stop << ") startPos=" << elementStart );
findAnOtherId = jjj;
resultatLast = resultat;
break;
} else {
// stack last find to prevent a unneded seach:
if ( findAnOtherId == -1
|| resultat.start < resultatLast.start) {
findAnOtherId = jjj;
resultatLast = resultat;
}
}
}
}
if (findAnOtherId != -1) {
//APPL_DEBUG("Find Pattern in the Buffer : (" << resultat.start << "," << resultat.stop << ") startPos=" << elementStart );
// add curent element in the list ...
_metaData.push_back(resultat);
elementStart = resultat.stop-1;
} else {
//break;
}
// Go to the next element (and search again ...).
elementStart++;
}

18
sources/appl/HighlightPattern.cpp
View File

@@ -31,7 +31,8 @@ appl::HighlightPattern::~HighlightPattern() {
void appl::HighlightPattern::setPatern(const std::string& _regExp, bool forceMaximize) {
m_regexValue = _regExp;
try {
m_regExp.assign(_regExp);
m_regExp.assign(_regExp, std::regex_constants::optimize | std::regex_constants::ECMAScript);
//m_regExp.assign(_regExp, std::regex_constants::optimize | std::regex_constants::extended);
m_hasParsingError = false;
} catch (std::regex_error e) {
m_hasParsingError = true;
@@ -126,12 +127,23 @@ enum resultFind appl::HighlightPattern::find(int32_t _start,
std::smatch resultMatch;
//APPL_DEBUG("find data at : start=" << _start << " stop=" << _stop << " regex='" << m_regexValue << "'");
std::regex_search(_buffer.begin() + _start, _buffer.begin() + _stop, resultMatch, m_regExp);
std::regex_search(_buffer.begin() + _start, _buffer.begin() + _stop, resultMatch, m_regExp, std::regex_constants::match_continuous);
if (resultMatch.size() > 0) {
_resultat.start = std::distance(_buffer.begin(), resultMatch[0].first);;
_resultat.stop = std::distance(_buffer.begin(), resultMatch[0].second);
//APPL_DEBUG("find data at : start=" << _resultat.start << " stop=" << _resultat.stop << " data='" <<std::string(_buffer, _resultat.start, _resultat.stop-_resultat.start) << "'" );
/*
if (true){
//TK_DEBUG("in line : '" << etk::to_string(_buffer) << "'");
TK_DEBUG(" Find " << resultMatch.size() << " elements");
for (size_t iii=0; iii<resultMatch.size(); ++iii) {
int32_t posStart = std::distance(_buffer.begin(), resultMatch[iii].first);
int32_t posStop = std::distance(_buffer.begin(), resultMatch[iii].second);
TK_DEBUG(" [" << iii << "] " << posStart << " to " << posStop);
}
}
*/
/*
if (false){
TK_DEBUG("in line : '" << etk::to_string(_buffer) << "'");
TK_DEBUG(" Find " << resultMatch.size() << " elements");
@@ -140,7 +152,7 @@ enum resultFind appl::HighlightPattern::find(int32_t _start,
int32_t posStop = std::distance(_buffer.begin(), resultMatch[iii].second);
TK_DEBUG(" [" << iii << "] " << *resultMatch[iii].first);
TK_DEBUG(" [" << iii << "] " << *resultMatch[iii].second);
TK_DEBUG(" [" << iii << "] " << etk::to_string(std::u32string(_buffer, posStart, posStop-posStart)));
TK_DEBUG(" [" << iii << "] " << std::string(_buffer, posStart, posStop-posStart));
}
}
*/