code: protected void throwMessage(int number, String message)
  			throws ParserException, LexException
  	{
  		throw new ParserException(number, message, lastToken().location, reader.getTokensRead());
  	}
docs: Raise a {@link ParserException} at the current location.
  
  @param number
  The error number.
  @param message
  The error message.
  @throws ParserException
  @throws LexException