// Helper function to write 'matrix' of strings to a CSV file.
static void writeCSV(const StringMatrix& string_matrix, const std::string& filename) {
CHECK_GE(string_matrix.size(), 1) << "Provided matrix of strings had no entries.";
std::ofstream out_file_stream;
out_file_stream.open(filename.c_str());
// Iterate over the rows of the string matrix and write comma-separated fields.
for (StringMatrix::const_iterator it = string_matrix.begin(); it != string_matrix.end(); ++it) {
CHECK_GE(it->size(), 1) << "String matrix row has no entries.";
out_file_stream << it->at(0u);
for (size_t i = 1u; i < it->size(); ++i) {
out_file_stream << "," << it->at(i);
}
out_file_stream << std::endl;
}
out_file_stream.close();
}
MatLabUdmTruthTable::StringVectorManager MatLabUdmTruthTable::getStringVectorManager( std::string matrix ) {
static boost::regex scPattern( "(?<!&#x[0-9A-Fa-f]{2});", boost::regex_constants::perl );
static boost::regex scCodePattern( "[Bb];", boost::regex_constants::perl );
static boost::regex cmPattern( ",", boost::regex_constants::perl );
static boost::regex cmCodePattern( "[Cc];", boost::regex_constants::perl );
static boost::regex labeledStringPattern( "\\s*(\\S+)\\s*:\\s*(.*?)\\s*\\Z", boost::regex_constants::perl | boost::regex_constants::mod_s);
matrix = matrix.substr( 1, matrix.size() - 2 ); // GET RID OF ENCLOSING {}
StringMatrix stringMatrix;
bool scMatch = true;
boost::match_results< std::string::const_iterator > results;
while ( scMatch && ( boost::regex_search( matrix, results, scPattern ) || !(scMatch = false) ) ) {
std::string row;
if ( scMatch ) {
row = results.prefix();
matrix = results.suffix();
} else {
row = matrix;
}
row = boost::regex_replace( row, scCodePattern, ";" );
stringMatrix.push_back( StringVectorSP( new StringVector ) );
StringVector &stringVector = *stringMatrix.back();
bool cmMatch = true;
while( cmMatch && ( boost::regex_search( row, results, cmPattern ) || !( cmMatch = false ) ) ) {
std::string cell;
if ( cmMatch ) {
cell = results.prefix();
row = results.suffix();
} else {
cell = row;
}
cell = boost::regex_replace( cell, cmCodePattern, "," );
stringVector.push_back( cell );
}
}
StringVectorMap stringVectorMap;
for( StringMatrix::iterator stmItr = stringMatrix.begin() ; stmItr != stringMatrix.end() ; ++stmItr ) {
StringVector &stringVector = **stmItr;
std::string &labeledString = stringVector[1];
labeledString = RegexCommon::eliminateContinuations( labeledString );
if ( boost::regex_search( labeledString, results, labeledStringPattern ) ) {
std::string key( results[1] );
std::string condition( results[2] );
stringVectorMap.insert( std::make_pair( key, *stmItr ) );
labeledString = condition;
}
}
return StringVectorManager( stringMatrix, stringVectorMap );
}