Method indentLine

plugins/astyle/3rdparty/libastyle/ASEnhancer.cpp:256–286

* indent a line by a given number of tabsets * by inserting leading whitespace to the line argument. * * @param line a reference to the line to indent. * @param indent the number of tabsets to insert. * @return the number of characters inserted. */

 * @return              the number of characters inserted.
 */
int ASEnhancer::indentLine(string& line, int indent) const
{
	if (line.length() == 0
	        && !emptyLineFill)
		return 0;

	size_t charsToInsert = 0;

	if (forceTab && indentLength != tabLength)
	{
		// replace tab indents with spaces
		convertForceTabIndentToSpaces(line);
		// insert the space indents
		charsToInsert = indent * indentLength;
		line.insert(line.begin(), charsToInsert, ' ');
		// replace leading spaces with tab indents
		convertSpaceIndentToForceTab(line);
	}
	else if (useTabs)
	{
		charsToInsert = indent;
		line.insert(line.begin(), charsToInsert, '\t');
	}
	else // spaces
	{
		charsToInsert = indent * indentLength;
		line.insert(line.begin(), charsToInsert, ' ');
	}

	return charsToInsert;
}

/**
 * check for SQL "BEGIN DECLARE SECTION".