-/** fac1 = "(" expr ")" */
-let fac1 = circumfix((x : TokenMatcheePair)=>
-thenDo(thenDo(thenDo(tk.toSome(x), tLParen), expr), tRParen), "fac1");
-
-let fac2 = tInt;
-
-let fac = orDo(fac1, fac2);
-
-
-
-/**
- *
- * term1 = fac (MUL | DIV) fac
- */
-
-let term1 = midfix((x : TokenMatcheePair)=>
- thenDo(thenDo(thenDo(tk.toSome(x), fac), orDo(tMul,tDiv)), fac), "term1");
-
-
-/**
- *
- * term2 = int MUL int
- */
-let term2 = fac;
-
-/**
- * term = term1 | term2
- */
-let term = orDo(term1, term2);
-
-
-/**
- *
- * expr1 = term ADD term
- */
-let expr1 = midfix((x : TokenMatcheePair)=>
- thenDo(thenDo(thenDo(tk.toSome(x), term), orDo(tAdd,tSub)), term), "expr1");
-/**
- * expr2 = term
- */
-let expr2 = term;
-
-/**
- * expr = expr1 | expr2
- */
-let expr = orDo(expr1, expr2);
-
-
-
-
-let tokens = tk.tokenize("(4-(3/4))");//tk.tokenize(argv[2]);
-let tokensFiltered = tokens.filter(
- (x)=>{return (x.type != tk.TokenType.NL
- && x.type != tk.TokenType.SP)});
-
-let wrappedTokens : tk.Maybe<TokenMatcheePair> =
- tk.toSome({
- matched : [] ,
- remained : tokensFiltered,
- ast : []});