X-Git-Url: https://git.kianting.info/?a=blobdiff_plain;f=src%2Findex.js;h=b73463e41eea5ab56ef0991ad1c7480b478ba233;hb=ec563ca30f683cf8dcfd825c697913128f2a5445;hp=fb887701725ab7261a7bda6b47b78fa15babc3a5;hpb=cda463d89022d09a5273b59bcd3e776f1127697a;p=uann

diff --git a/src/index.js b/src/index.js
index fb88770..b73463e 100644
--- a/src/index.js
+++ b/src/index.js
@@ -23,39 +23,174 @@ var __importStar = (this && this.__importStar) || function (mod) {
     return result;
 };
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.match1token = void 0;
+exports.m1TType = void 0;
 var fs = require('fs');
+const node_process_1 = require("node:process");
 const tk = __importStar(require("./tokenize.js"));
-let b = tk.tokenize("2+2");
+const util = __importStar(require("util"));
 /**
  * @description
- * it returns a function which test if the first char of the `remained` part of
- *  the argument of the function is `c`, if it's true, update the `MatchedPair` wrapped
+ * match one token type.
+ *
+ * it returns a function which test if the type of first token of the `remained` part of
+ *  the argument of the function is `typ` , if it's true, update the `TokenMatcheePair` wrapped
  * in `Some`. Otherwise, it returns `None`.
- *  * @param t : the char to be test.
- * @returns the updated `MatchedPair` wrapped in `Some(x)` or `None`.
+ *  * @param typ : the type to be test.
+ * @returns the updated `TokenMatcheePair` wrapped in `Some(x)` or `None`.
  */
-function match1token(t) {
+function m1TType(typ) {
     return (m) => {
         if (m.remained.length == 0) {
             return { _tag: "None" };
         }
-        const tokenToBeMatched = m.remained[0];
-        if (tokenToBeMatched === t) {
-            m.matched.push(tokenToBeMatched);
-            return {
+        /**
+         * token to be matched
+         * */
+        const ttbm = m.remained[0];
+        if (ttbm.type == typ) {
+            let new_matched = m.matched.concat(ttbm);
+            let result = {
                 _tag: "Some", value: {
-                    matched: m.matched,
+                    matched: new_matched,
                     remained: m.remained.slice(1)
                 }
             };
+            return result;
         }
         else {
             return { _tag: "None" };
         }
     };
 }
-exports.match1token = match1token;
+exports.m1TType = m1TType;
 ;
-let c = tk.toSome(b);
-console.log(thenDo(c, match1token(tk.tokenize("+")[0])));
+let toSome = tk.toSome;
+let thenDo = tk.thenDo;
+let zeroOrOnceDo = tk.zeroOrOnceDo;
+let orDo = tk.orDo;
+let zeroOrMoreDo = tk.zeroOrMoreDo;
+node_process_1.argv.forEach((val, index) => {
+    console.log(`${index}=${val}`);
+});
+let commandInput = "int a str b"; //argv[2];
+let commandInputTokenized = tk.tokenize(commandInput);
+let commandInputTokenizedFiltered = commandInputTokenized.filter((x) => {
+    return x.type != tk.TokenType.SP &&
+        x.type != tk.TokenType.NL;
+});
+console.log("aaa: " + util.inspect(commandInputTokenizedFiltered, { showHidden: true, depth: null }));
+/**
+ * matchee pair of commandInputTokenized
+ */
+let commandTPair = { matched: [],
+    remained: commandInputTokenizedFiltered };
+let tInt = m1TType(tk.TokenType.INT);
+let tFlo = m1TType(tk.TokenType.FLO);
+let tStr = m1TType(tk.TokenType.STR);
+let tId = m1TType(tk.TokenType.ID);
+let tApos = m1TType(tk.TokenType.APOS);
+function tBool(x) {
+    let text = x.remained[0].text;
+    if (text == "true" || text == "false") {
+        return thenDo(toSome(x), m1TType(tk.TokenType.ID));
+    }
+    else {
+        return { _tag: "None" };
+    }
+}
+/**
+ * define the right hand side of a grammar
+ * eg. `LHS ::= a + b`
+ * @param process  the right hand side processing : eg. `a + b` in `LHS`
+ * @param arrange define the order (0 starting) of the elements of the result.
+ * ast. : eg. `a + c` is `1 0 2` `(+ a c)`
+ * @returns the processed ast.
+ */
+function gramRHS(process, arrange) {
+    return (m) => {
+        let middle = process(m);
+        console.log("Middle" + util.inspect(middle, { showHidden: true, depth: null }));
+        if (middle._tag == "None") {
+            return middle;
+        }
+        else {
+            let matched = middle.value.matched;
+            let arrLength = arrange.length;
+            let returnRrray = Array(arrange.length);
+            arrange.forEach((val, index) => {
+                returnRrray[arrange[index]] = matched[index];
+            });
+            let matchedTmp1Length = matched.length - arrLength;
+            console.log(matchedTmp1Length);
+            var matchedTmp1 = matched
+                .slice(0, matchedTmp1Length);
+            console.log("matchedTmp1" + util.inspect(matchedTmp1, { showHidden: true, depth: null }));
+            console.log("returnRrray" + util.inspect(returnRrray, { showHidden: true, depth: null }));
+            matchedTmp1.push(returnRrray);
+            let result = { _tag: "Some",
+                value: { matched: matchedTmp1,
+                    remained: middle.value.remained } };
+            return result;
+        }
+    };
+}
+/**
+ * typeABS ::= "'" ID
+ */
+var typeABS = (x) => {
+    var result = thenDo(thenDo(toSome(x), tApos), tId);
+    if (result._tag == "Some" && "text" in result.value.matched[1]) {
+        var realToken = result.value.matched[1];
+        realToken.text = "'" + realToken.text;
+        result.value.matched = [realToken];
+    }
+    return result;
+};
+/**
+ * TypeId ::=  typeABS | ID
+ */
+var typeName = (x) => {
+    return thenDo(toSome(x), orDo(typeABS, tId));
+};
+/**
+ *  CONST ::= INT | STR | FLO | BOOL
+ */
+/**
+ * TODO: 要用 debugger 檢查分析問題
+ */
+var constParser = gramRHS((x) => { return thenDo(toSome(x), orDo(orDo(orDo(tInt, tFlo), tStr), tBool)); }, [0]);
+/**
+ * storing the tree
+ */
+var astTree = [];
+/**
+ * TYPE_PAIR ::= TYP_ID ID
+ */
+var typePair = (x) => {
+    let a = thenDo(thenDo(x.maybeTokens, typeName), tId);
+    if (a._tag == "Some") {
+        let matched = a.value.matched;
+        let slice = matched.slice(matched.length - 2);
+        console.log("slice" + slice);
+        let b = { maybeTokens: a, ast: slice };
+        return b;
+    }
+    else {
+        let b = { maybeTokens: a, ast: [] };
+        return b;
+    }
+};
+/**
+ * function's arguments
+ * FN_ARGS = TYPE_PAIR ("," TYPE_PAIR)+
+ */
+var fnArgs = (x) => {
+    let wrapper = { maybeTokens: toSome(x), ast: [] };
+    let a = typePair(wrapper);
+    console.log("AAAAA" + util.inspect(a, { showHidden: true, depth: null }));
+    let abanibi = typePair(a);
+    console.log("ABNB" + util.inspect(abanibi, { showHidden: true, depth: null }));
+    return { maybeTokens: abanibi.maybeTokens, ast: [a.ast, abanibi.ast] };
+};
+let tree = fnArgs(commandTPair);
+console.log("CHRANN" + util.inspect(tree, { showHidden: true, depth: null }));