lookahead method

int lookahead(
  1. int act,
  2. int token
)

Implementation

int lookahead(int act, int token) {
  act = prs.lookAhead(act - LA_STATE_OFFSET, tokStream.getKind(token));
  return (act > LA_STATE_OFFSET
      ? lookahead(act, tokStream.getNext(token))
      : act);
}