Method peekNextText

other_src/astyle/src/ASFormatter.cpp:2444–2503

* get the next non-whitespace substring on following lines, bypassing all comments. * * @param the first line to check * @return the next non-whitespace substring. */

 * @return  the next non-whitespace substring.
 */
string ASFormatter::peekNextText(const string& firstLine, bool endOnEmptyLine /*false*/, bool shouldReset /*false*/) const
{
	bool isFirstLine = true;
	bool needReset = shouldReset;
	string nextLine_ = firstLine;
	size_t firstChar= string::npos;

	// find the first non-blank text, bypassing all comments.
	bool isInComment_ = false;
	while (sourceIterator->hasMoreLines())
	{
		if (isFirstLine)
			isFirstLine = false;
		else
		{
			nextLine_ = sourceIterator->peekNextLine();
			needReset = true;
		}

		firstChar = nextLine_.find_first_not_of(" \t");
		if (firstChar == string::npos)
		{
			if (endOnEmptyLine && !isInComment_)
				break;
			continue;
		}

		if (nextLine_.compare(firstChar, 2, "/*") == 0)
		{
			firstChar += 2;
			isInComment_ = true;
		}

		if (isInComment_)
		{
			firstChar = nextLine_.find("*/", firstChar);
			if (firstChar == string::npos)
				continue;
			firstChar += 2;
			isInComment_ = false;
			firstChar = nextLine_.find_first_not_of(" \t", firstChar);
			if (firstChar == string::npos)
				continue;
		}

		if (nextLine_.compare(firstChar, 2, "//") == 0)
			continue;

		// found the next text
		break;
	}

	if (needReset)
		sourceIterator->peekReset();
	if (firstChar == string::npos)
		nextLine_ = "";
	else
		nextLine_ = nextLine_.substr(firstChar);