Method nextLine

other_src/astyle/src/astyle_main.cpp:121–199

 */
template<typename T>
string ASStreamIterator<T>::nextLine(bool emptyLineWasDeleted)
{
	// verify that the current position is correct
	assert (peekStart == 0);

	// a deleted line may be replaced if break-blocks is requested
	// this sets up the compare to check for a replaced empty line
	if (prevLineDeleted)
	{
		prevLineDeleted = false;
		checkForEmptyLine = true;
	}
	if (!emptyLineWasDeleted)
		prevBuffer = buffer;
	else
		prevLineDeleted = true;

	// read the next record
	buffer.clear();
	char ch;
	inStream->get(ch);

	while (!inStream->eof() && ch != '\n' && ch != '\r')
	{
		buffer.append(1, ch);
		inStream->get(ch);
	}

	if (inStream->eof())
	{
		return buffer;
	}

	int peekCh = inStream->peek();

	// find input end-of-line characters
	if (!inStream->eof())
	{
		if (ch == '\r')         // CR+LF is windows otherwise Mac OS 9
		{
			if (peekCh == '\n')
			{
				inStream->get();
				eolWindows++;
			}
			else
				eolMacOld++;
		}
		else                    // LF is Linux, allow for improbable LF/CR
		{
			if (peekCh == '\r')
			{
				inStream->get();
				eolWindows++;
			}
			else
				eolLinux++;
		}