Method formatFile

other_src/astyle/src/astyle_main.cpp:471–565

* Open input file, format it, and close the output. * * @param fileName_ The path and name of the file to be processed. */

 * @param fileName_     The path and name of the file to be processed.
 */
void ASConsole::formatFile(const string& fileName_)
{
	stringstream in;
	ostringstream out;
	FileEncoding encoding = readFile(fileName_, in);

	// Unless a specific language mode has been set, set the language mode
	// according to the file's suffix.
	if (!formatter.getModeManuallySet())
	{
		if (stringEndsWith(fileName_, string(".java")))
			formatter.setJavaStyle();
		else if (stringEndsWith(fileName_, string(".cs")))
			formatter.setSharpStyle();
		else
			formatter.setCStyle();
	}

	// set line end format
	string nextLine;				// next output line
	filesAreIdentical = true;		// input and output files are identical
	LineEndFormat lineEndFormat = formatter.getLineEndFormat();
	initializeOutputEOL(lineEndFormat);
	// do this AFTER setting the file mode
	ASStreamIterator<stringstream> streamIterator(&in);
	formatter.init(&streamIterator);

	// format the file
	while (formatter.hasMoreLines())
	{
		nextLine = formatter.nextLine();
		out << nextLine;
		linesOut++;
		if (formatter.hasMoreLines())
		{
			setOutputEOL(lineEndFormat, streamIterator.getOutputEOL());
			out << outputEOL;
		}
		else
		{
			streamIterator.saveLastInputLine();     // to compare the last input line
			// this can happen if the file if missing a closing bracket and break-blocks is requested
			if (formatter.getIsLineReady())
			{
				setOutputEOL(lineEndFormat, streamIterator.getOutputEOL());
				out << outputEOL;
				nextLine = formatter.nextLine();
				out << nextLine;
				linesOut++;
				streamIterator.saveLastInputLine();
			}
		}

		if (filesAreIdentical)
		{
			if (streamIterator.checkForEmptyLine)
			{
				if (nextLine.find_first_not_of(" \t") != string::npos)