private boolean accept(NonTerminal nt) throws IOException {
if (have(nt)) {
currentToken = scanner.next();
return true;
}
return false;
}
private boolean accept(Token.Kind kind) throws IOException {
if (have(kind)) {
currentToken = scanner.next();
return true;
}
return false;
}
public Parser(Scanner scanner) throws IOException {
this.scanner = scanner;
this.currentToken = scanner.next();
}