Method FormatLines

formatter/generic/genericformatter.cpp:525–829

vector<DisassemblyTextLine> GenericLineFormatter::FormatLines(
	const vector<DisassemblyTextLine>& lines, const LineFormatterSettings& settings)
{
	vector<DisassemblyTextLine> result;
	for (size_t i = 0; i < lines.size(); i++)
	{
		const DisassemblyTextLine& currentLine = lines[i];

		size_t totalLength = currentLine.GetTotalWidth();
		size_t indentation = currentLine.GetAddressAndIndentationWidth();

		// Check width against settings
		size_t contentLength = totalLength - indentation;
		if (totalLength <= settings.desiredLineLength || contentLength <= settings.minimumContentLength)
		{
			// Line fits, emit as-is
			result.push_back(currentLine);
			continue;
		}

		// Calculate indentation for continuation lines. If the next line in the input is more indented, make
		// the continuation lines more indented than that to separate the continuation from the new scope.
		size_t continuationIndentation = indentation + settings.tabWidth;
		if ((i + 1) < lines.size())
		{
			size_t nextLineIndentation = lines[i + 1].GetAddressAndIndentationWidth();
			if (nextLineIndentation > indentation)
				continuationIndentation = nextLineIndentation + settings.tabWidth;
		}
		size_t additionalContinuationIndentation = continuationIndentation - indentation;

		// Compute the target length for this line
		size_t desiredWidth = settings.minimumContentLength;
		if (indentation < settings.desiredLineLength)
		{
			size_t remainingWidth = settings.desiredLineLength - indentation;
			if (remainingWidth > desiredWidth)
				desiredWidth = remainingWidth;
		}

		// Compute the target length for the continuation lines
		size_t desiredContinuationWidth = settings.minimumContentLength;
		if (continuationIndentation < settings.desiredLineLength)
		{
			size_t remainingWidth = settings.desiredLineLength - continuationIndentation;
			if (remainingWidth > desiredContinuationWidth)
				desiredContinuationWidth = remainingWidth;
		}

		// Gather the indentation tokens at the beginning of the line
		vector<InstructionTextToken> indentationTokens = currentLine.GetAddressAndIndentationTokens();
		size_t tokenIndex = indentationTokens.size();

		// First break the line down into nested container items. A container is anything between a pair of
		// BraceTokens (except for strings, where the entire string, including the quotes, are treated as
		// a single atom).
		vector<Item> items;
		stack<vector<Item>> itemStack;