code: private int assertToken(final StreamTokenizer tokeniser, Reader in, final String token)
              throws IOException, ParserException {
          return assertToken(tokeniser, in, token, false, false);
      }
docs: Asserts that the next token in the stream matches the specified token. This method is case-sensitive.
  
  @param tokeniser
  @param token
  @return int value of the ttype field of the tokeniser
  @throws IOException
  @throws ParserException