Method parseCurrentLine

astyle/src/ASEnhancer.cpp:457–629

* parse characters in the current line to determine if an indent * or unindent is needed. */

 * or unindent is needed.
 */
void ASEnhancer::parseCurrentLine(string &line, bool isInPreprocessor, bool isInSQL)
{
	bool isSpecialChar = false;			// is a backslash escape character

	for (size_t i = 0; i < line.length(); i++)
	{
		char ch = line[i];

		// bypass whitespace
		if (isWhiteSpace(ch))
			continue;

		// handle special characters (i.e. backslash+character such as \n, \t, ...)
		if (isSpecialChar)
		{
			isSpecialChar = false;
			continue;
		}
		if (!(isInComment) && line.compare(i, 2, "\\\\") == 0)
		{
			i++;
			continue;
		}
		if (!(isInComment) && ch == '\\')
		{
			isSpecialChar = true;
			continue;
		}

		// handle quotes (such as 'x' and "Hello Dolly")
		if (!isInComment && (ch == '"' || ch == '\''))
		{
			if (!isInQuote)
			{
				quoteChar = ch;
				isInQuote = true;
			}
			else if (quoteChar == ch)
			{
				isInQuote = false;
				continue;
			}
		}

		if (isInQuote)
			continue;

		// handle comments

		if (!(isInComment) && line.compare(i, 2, "//") == 0)
		{
			// check for windows line markers
			if (line.compare(i + 2, 1, "\xf0") > 0)
				lineNumber--;
			// unindent if not in case brackets
			if (line.find_first_not_of(" \t") == i
			        && sw.switchBracketCount == 1
			        && sw.unindentCase)