docs: public void skipWhiteSpace(final CharSequence buf, final ParserCursor cursor) {
          Args.notNull(buf, "Char sequence");
          Args.notNull(cursor, "Parser cursor");
          int pos = cursor.getPos();
          final int indexFrom = cursor.getPos();
          final int indexTo = cursor.getUpperBound();
          for (int i = indexFrom; i < indexTo; i++) {
              final char current = buf.charAt(i);
              if (!isWhitespace(current)) {
                  break;
              }
              pos++;
          }
          cursor.updatePos(pos);
      }