std::string& removeInPlace(std::string& str, const std::string::value_type ch, std::string::size_type start)
{
return replaceInPlace(str, ch, 0, start);
}
std::string replace(const std::string& str, const std::string::value_type from, const std::string::value_type to, std::string::size_type start)
{
std::string result(str);
replaceInPlace(result, from, to, start);
return result;
}
std::string remove(const std::string& str, const std::string::value_type ch, std::string::size_type start)
{
std::string result(str);
replaceInPlace(result, ch, 0, start);
return result;
}
void MyriadEnumSet::initialize(istream& in, size_t& currentLineNumber)
{
enum READ_STATE { NOV, VLN, END };
// reset old state
reset();
// reader variables
READ_STATE currentState = NOV; // current reader machine state
string currentLine; // the current line
size_t currentItemIndex = 0; // current item index
RegularExpression::MatchVec posVec; // a posVec for all regex matches
// reader finite state machine
while (currentState != END)
{
// read next line
currentLine = "";
getline(in, currentLine);
// trim whitespace and unescape quotes
trimInPlace(currentLine);
// check if this line is empty or contains a single comment
if (currentLine.empty() || currentLine.at(0) == '#')
{
if (!in.good()) // break on end of stream
{
if (currentState == VLN && currentItemIndex < _numberOfValues)
{
throw DataException(format("line %z: Bad enum value line, should be: '%z ........... $value' (not enough items specified?)", currentLineNumber, currentItemIndex));
}
else
{
currentState = END;
}
}
currentLineNumber++;
continue; // skip this line
}
if (currentState == NOV)
{
if (!headerLine1Format.match(currentLine, 0, posVec))
{
throw DataException(format("line %z: Bad header line, should be: '@numberofvalues = $N'", currentLineNumber));
}
I64 numberOfValues = NumberParser::parse64(currentLine.substr(posVec[1].offset, posVec[1].length).c_str());
if (numberOfValues <= 0 && static_cast<size_t>(numberOfValues) > numeric_limits<size_t>::max())
{
throw DataException("Invalid number of values '" + toString(numberOfValues) + "'");
}
_numberOfValues = numberOfValues;
_values.resize(_numberOfValues);
currentState = VLN;
}
else if (currentState == VLN)
{
if (!valueLineFormat.match(currentLine, 0, posVec))
{
throw DataException(format("line %z: Bad enum value line, should be: '%z ........... $value' (missing new line at the end of file?)", currentLineNumber, currentItemIndex));
}
String value = currentLine.substr(posVec[1].offset, posVec[1].length);
replaceInPlace(value, "\\\"", "\"");
replaceInPlace(value, "\\n", "\n");
_values[currentItemIndex] = value;
currentItemIndex++;
if (currentItemIndex >= _numberOfValues)
{
currentState = END;
currentItemIndex = 0;
}
}
}
// protect against unexpected reader state
if (currentState != END)
{
throw RuntimeException("Unexpected state in CombinedPrFunction reader at line " + currentLineNumber);
}
}
