Merge pull request #413 from statementreply/hanzi2num

Overhaul hanzi2num

Author: LingDong-

src/compiler/js.js

@@ -16,7 +16,7 @@ class JSCompiler extends Base {
     var errcurlvls = [];
 
     function getval(x) {
-      if (x == undefined) {
+      if (x === undefined) {
         return "";
       }
       if (x[0] == "ans") {
@@ -31,16 +31,16 @@ class JSCompiler extends Base {
       var a = this.asc[i];
       if (a.op == "var") {
         for (var j = 0; j < a.count; j++) {
-          if (a.values[j] == undefined) {
+          if (a.values[j] === undefined) {
             a.values[j] = [];
           }
           var name = a.names[j];
           var value = a.values[j][1];
-          if (name == undefined) {
+          if (name === undefined) {
             name = this.nextTmpVar();
             strayvar.push(name);
           }
-          if (value == undefined) {
+          if (value === undefined) {
             if (a.type == "arr") {
               value = "[]";
             } else if (a.type == "num") {
@@ -265,7 +265,7 @@ class JSCompiler extends Base {
         strayvar = [];
       } else if (a.op == "catcherr") {
         var ec = errcurlvls[errcurlvls.length - 1];
-        if (a.error == undefined) {
+        if (a.error === undefined) {
           var vname = this.nextTmpVar();
           strayvar.push(vname);
           if (curlvl != ec[0]) {

src/compiler/py.js

@@ -17,15 +17,15 @@ class PYCompiler extends Base {
     var strayvar = [];
     var took = 0;
     const getval = x => {
-      if (x == undefined) {
+      if (x === undefined) {
         return "";
       }
       if (x[0] == "ans") {
         var ans = strayvar[strayvar.length - 1];
         strayvar = [];
         return ans;
       }
-      if (x[1] == undefined) {
+      if (x[1] === undefined) {
         return undefined;
       }
       if (x[1].toString() == "true") {
@@ -41,16 +41,16 @@ class PYCompiler extends Base {
       var a = this.asc[i];
       if (a.op == "var") {
         for (var j = 0; j < a.count; j++) {
-          if (a.values[j] == undefined) {
+          if (a.values[j] === undefined) {
             a.values[j] = [];
           }
           var name = a.names[j];
           var value = getval(a.values[j]);
-          if (name == undefined) {
+          if (name === undefined) {
             name = this.nextTmpVar();
             strayvar.push(name);
           }
-          if (value == undefined) {
+          if (value === undefined) {
             if (a.type == "arr") {
               value = "Ctnr()";
             } else if (a.type == "num") {

src/compiler/rb.js

@@ -99,14 +99,14 @@ class RBCompiler extends Base {
         return ans;
       }
       if (x[0] == "iden") return this.rename(x[1]);
-      if (x[1] == undefined) return "nil";
+      if (x[1] === undefined) return "nil";
       return x[1];
     };
     for (let i = 0; i < asc.length; i++) {
       let a = asc[i];
       if (a.op == "var") {
         for (let j = 0; j < a.count; j++) {
-          if (a.values[j] == undefined) {
+          if (a.values[j] === undefined) {
             a.values[j] = [];
           }
           let name = a.names[j];
@@ -115,7 +115,7 @@ class RBCompiler extends Base {
             continue;
           }
           let value = getval(a.values[j]);
-          if (name == undefined) {
+          if (name === undefined) {
             name = this.nextTmpVar();
             strayvar.push(name);
           }