Method getPreviousWord

astyle/src/ASFormatter.cpp:5177–5196

* get the previous word on a line * the argument 'currPos' must point to the current position. * * @return is the previous word or an empty string if none found. */

 * @return is the previous word or an empty string if none found.
 */
string ASFormatter::getPreviousWord(const string &line, int currPos) const
{
	// get the last legal word (may be a number)
	if (currPos == 0)
		return string();

	size_t end = line.find_last_not_of(" \t", currPos - 1);
	if (end == string::npos || !isLegalNameChar(line[end]))
		return string();

	int start;          // start of the previous word
	for (start = end; start > -1; start--)
	{
		if (!isLegalNameChar(line[start]) || line[start] == '.')
			break;
	}
	start++;

	return (line.substr(start, end - start + 1));
}

/**
 * check if a line break is needed when a closing bracket