add rule and find some issue

README.md

@@ -12,3 +12,4 @@ License: MIT
  - 20230910 : add basic parser `CONST` rule, and add the grammar rule.
  - 20230914-15: 追加一寡 tokenizer ê 功能。
  - 20230918: 重新tuì下kàu頂起做parser. add rule
+ - 20230921-22:add rule, report issue

parserRule.txt

@@ -1 +1,5 @@
-expr = int | int add int # expr1 and #expr2
+single = "(" expr ")" | int 
+fac1 = applier "(" int ")"  | single
+applier = expr
+term = fac | fac (MUL | DIV) fac
+expr = term (ADD | SUB) term

src/index.js

@@ -101,6 +101,7 @@ let tMul = m1TType(tk.TokenType.I_MUL);
 let tDiv = m1TType(tk.TokenType.I_DIV);
 let tLParen = m1TType(tk.TokenType.L_PAREN);
 let tRParen = m1TType(tk.TokenType.R_PAREN);
+let toSome = tk.toSome;
 node_process_1.argv.forEach((val, index) => {
     console.log(`${index}=${val}`);
 });
@@ -160,17 +161,27 @@ let circumfix = (f, signal) => (x) => {
     var a = f(x);
     if (a._tag == "Some") {
         let inner = a.value.ast[a.value.ast.length - 2];
-        console.log("AST====" + repr(a.value.ast));
         let ast_middle = [inner];
         let new_ast = [ast_middle];
         a.value.ast = new_ast;
-        console.log("+" + signal + "+" + repr(a));
     }
     return a;
 };
-/** fac1 = "(" expr ")" */
+/**
-let fac1 = circumfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), tLParen), expr), tRParen), "fac1");
+ * TODO: 12(13)(14) only parsed with only 12(13)
-let fac2 = tInt;
+ */
+/** single1 = tInt | "(" expr ")"*/
+let single1 = circumfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), tLParen), expr), tRParen), "fac1");
+let single2 = tInt;
+let single = orDo(single1, single2);
+/** fac1 = single "(" int ")"  | single */
+let fac1Appliee = circumfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), tLParen), tInt), tRParen), "fac1");
+let fac1 = (x) => {
+    let n = thenDo(thenDo(toSome(x), single), fac1Appliee);
+    console.log("+" + "bocchitherock" + "+" + repr(n));
+    return n;
+};
+let fac2 = single;
 let fac = orDo(fac1, fac2);
 /**
  *
@@ -199,7 +210,9 @@ let expr2 = term;
  * expr = expr1 | expr2
  */
 let expr = orDo(expr1, expr2);
-let tokens = tk.tokenize("(4-(3/4))"); //tk.tokenize(argv[2]);
+let tokens = tk.tokenize("12(13)(14)");
+//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);
@@ -214,4 +227,4 @@ let beta = expr({
     remained: tokensFiltered,
     ast: []
 });
-console.log(repr(beta));
+console.log("RESULT=" + repr(beta));

src/index.ts

@@ -101,6 +101,7 @@ let tDiv = m1TType(tk.TokenType.I_DIV);
 let tLParen = m1TType(tk.TokenType.L_PAREN);
 let tRParen = m1TType(tk.TokenType.R_PAREN);
 
+let toSome = tk.toSome;
 
 
 argv.forEach((val, index) => {
@@ -170,28 +171,36 @@ let circumfix = (f : Function, signal? : string) => (x : TokenMatcheePair)=>{
     var a = f(x);
     if (a._tag == "Some"){
         let inner = a.value.ast[a.value.ast.length-2];
-        console.log("AST===="+repr(a.value.ast));
         let ast_middle : tkTree[] = [inner];
         let new_ast = [ast_middle];
         a.value.ast = new_ast;
-
-        console.log("+"+signal+"+"+repr(a));
-
-        
     }
     return a;
 }
 
-/** fac1 = "(" expr ")" */
+/**
-let fac1 = circumfix((x : TokenMatcheePair)=>
+ * TODO: 12(13)(14) only parsed with only 12(13)
-thenDo(thenDo(thenDo(tk.toSome(x), tLParen), expr), tRParen), "fac1");
+ */
+/** single1 = tInt | "(" expr ")"*/
+let single1 = circumfix((x : TokenMatcheePair) =>
+    thenDo(thenDo(thenDo(tk.toSome(x), tLParen), expr), tRParen), "fac1");
+let single2= tInt;
+let single = orDo(single1, single2);
 
-let fac2 = tInt;
+/** fac1 = single "(" int ")"  | single */
+let fac1Appliee = circumfix((x  : TokenMatcheePair) => thenDo(thenDo(thenDo(tk.toSome(x), tLParen), tInt), tRParen), "fac1");
+let fac1 = (x : TokenMatcheePair) => 
+    {
+        let n = thenDo(thenDo(toSome(x), single), fac1Appliee);
 
+        console.log("+"+"bocchitherock"+"+"+repr(n));
+    
+        return n
+    };
+let fac2 = single;
 let fac = orDo(fac1, fac2);
 
 
-
 /**
  * 
  * term1 = fac (MUL | DIV) fac
@@ -231,8 +240,10 @@ let expr = orDo(expr1, expr2);
 
 
 
+let tokens = tk.tokenize("12(13)(14)");
+//let tokens = tk.tokenize("(4-(3/4))");
+//tk.tokenize(argv[2]);
 
-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)});
@@ -249,5 +260,5 @@ let beta = expr({
         ast : []});
 
 
-console.log(repr(beta));
+console.log("RESULT="+repr(beta));