code: public static int getWhiteSpaceOrCommentLineStartAfter( String script, int end )
    {
      int endLine = getLineEnd( script, end );
      if( endLine < script.length() - 1 )
      {
        int nextLineStart = endLine + 1;
        int nextLineEnd = getLineEnd( script, nextLineStart );
        String line = script.substring( nextLineStart, nextLineEnd );
        boolean whitespace = GosuStringUtil.isWhitespace( line ) || line.trim().startsWith( "//" );
        if( whitespace )
        {
          return nextLineStart;
        }
      }
      return -1;
    }
docs: Returns the start of the next line if that line is only whitespace.  Returns -1 otherwise.