Updated escodegen, fixed #638, added test

CHANGELOG.md

@@ -1,5 +1,9 @@
 Change Log
 
+v1.1.1
+---
+* Fixed https://github.com/javascript-obfuscator/javascript-obfuscator/issues/638
+
 v1.1.0
 ---
 * **New option:** `renameProperties` enables renaming of property names

package.json

@@ -1,6 +1,6 @@
 {
   "name": "javascript-obfuscator",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "description": "JavaScript obfuscator",
   "keywords": [
     "obfuscator",
@@ -28,7 +28,7 @@
     "chance": "1.1.6",
     "class-validator": "0.12.2",
     "commander": "5.1.0",
-    "escodegen": "1.14.2",
+    "escodegen": "1.14.3",
     "eslint-scope": "5.1.0",
     "estraverse": "5.1.0",
     "eventemitter3": "4.0.4",
@@ -59,11 +59,11 @@
     "@types/sinon": "9.0.4",
     "@types/string-template": "1.0.2",
     "@types/webpack-env": "1.15.2",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
+    "@typescript-eslint/eslint-plugin": "3.4.0",
+    "@typescript-eslint/parser": "3.4.0",
     "chai": "4.2.0",
     "coveralls": "3.1.0",
-    "eslint": "7.3.0",
+    "eslint": "7.3.1",
     "eslint-plugin-import": "2.21.2",
     "eslint-plugin-jsdoc": "28.0.0",
     "eslint-plugin-no-null": "1.0.2",
@@ -77,7 +77,7 @@
     "pre-commit": "1.2.2",
     "rimraf": "3.0.2",
     "sinon": "9.0.2",
-    "threads": "1.6.1",
+    "threads": "1.6.2",
     "ts-loader": "7.0.5",
     "ts-node": "8.10.2",
     "typescript": "3.9.5",

test/dev/dev.ts

@@ -7,17 +7,9 @@ import { NO_ADDITIONAL_NODES_PRESET } from '../../src/options/presets/NoCustomNo
 
     let obfuscatedCode: string = JavaScriptObfuscator.obfuscate(
         `
-            (function () {
-                const foo = {
-                    prop1: 1,
-                    prop2: 2,
-                    calc: function () {
-                        return this.prop1 + this.prop2;
-                    }
-                };
-                
-                console.log(foo.calc());
-            })();
+            class Foo {
+                [(1, Symbol.asyncIterator)]() {}
+            }
         `,
         {
             ...NO_ADDITIONAL_NODES_PRESET,

test/functional-tests/javascript-obfuscator/JavaScriptObfuscator.spec.ts

@@ -571,6 +571,30 @@ describe('JavaScriptObfuscator', () => {
             });
         });
 
+        /**
+         * https://github.com/estools/escodegen/pull/415
+         */
+        describe('Precedence of `SequenceExpression` in computed property', () => {
+            const regExp: RegExp = /class Foo *{ *\[\(bar, *baz\)]\(\) *{ *} * *}/;
+
+            let obfuscatedCode: string;
+
+            beforeEach(() => {
+                const code: string = readFileAsString(__dirname + '/fixtures/precedence-of-sequence-expression-in-computed-property.js');
+
+                obfuscatedCode = JavaScriptObfuscator.obfuscate(
+                    code,
+                    {
+                        ...NO_ADDITIONAL_NODES_PRESET
+                    }
+                ).getObfuscatedCode();
+            });
+
+            it('should generate a valid js code', () => {
+                assert.match(obfuscatedCode, regExp);
+            });
+        });
+
         describe('new.target MetaProperty', () => {
             const regExp: RegExp = /new\.target *=== *Foo/;
 

test/functional-tests/javascript-obfuscator/fixtures/precedence-of-sequence-expression-in-computed-property.js

@@ -0,0 +1,3 @@
+class Foo {
+    [(bar, baz)]() {}
+}

yarn.lock

@@ -419,41 +419,42 @@
   resolved "https://registry.yarnpkg.com/@types/webpack-env/-/webpack-env-1.15.2.tgz#927997342bb9f4a5185a86e6579a0a18afc33b0a"
   integrity sha512-67ZgZpAlhIICIdfQrB5fnDvaKFcDxpKibxznfYRVAT4mQE41Dido/3Ty+E3xGBmTogc5+0Qb8tWhna+5B8z1iQ==
 
-"@typescript-eslint/eslint-plugin@3.3.0":
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-3.3.0.tgz#89518e5c5209a349bde161c3489b0ec187ae5d37"
-  integrity sha512-Ybx/wU75Tazz6nU2d7nN6ll0B98odoiYLXwcuwS5WSttGzK46t0n7TPRQ4ozwcTv82UY6TQoIvI+sJfTzqK9dQ==
+"@typescript-eslint/eslint-plugin@3.4.0":
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-3.4.0.tgz#8378062e6be8a1d049259bdbcf27ce5dfbeee62b"
+  integrity sha512-wfkpiqaEVhZIuQRmudDszc01jC/YR7gMSxa6ulhggAe/Hs0KVIuo9wzvFiDbG3JD5pRFQoqnf4m7REDsUvBnMQ==
   dependencies:
-    "@typescript-eslint/experimental-utils" "3.3.0"
+    "@typescript-eslint/experimental-utils" "3.4.0"
+    debug "^4.1.1"
     functional-red-black-tree "^1.0.1"
     regexpp "^3.0.0"
     semver "^7.3.2"
     tsutils "^3.17.1"
 
-"@typescript-eslint/experimental-utils@3.3.0":
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-3.3.0.tgz#d72a946e056a83d4edf97f3411cceb639b0b8c87"
-  integrity sha512-d4pGIAbu/tYsrPrdHCQ5xfadJGvlkUxbeBB56nO/VGmEDi/sKmfa5fGty5t5veL1OyJBrUmSiRn1R1qfVDydrg==
+"@typescript-eslint/experimental-utils@3.4.0":
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-3.4.0.tgz#8a44dfc6fb7f1d071937b390fe27608ebda122b8"
+  integrity sha512-rHPOjL43lOH1Opte4+dhC0a/+ks+8gOBwxXnyrZ/K4OTAChpSjP76fbI8Cglj7V5GouwVAGaK+xVwzqTyE/TPw==
   dependencies:
     "@types/json-schema" "^7.0.3"
-    "@typescript-eslint/typescript-estree" "3.3.0"
+    "@typescript-eslint/typescript-estree" "3.4.0"
     eslint-scope "^5.0.0"
     eslint-utils "^2.0.0"
 
-"@typescript-eslint/parser@3.3.0":
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-3.3.0.tgz#fcae40012ded822aa8b2739a1a03a4e3c5bbb7bb"
-  integrity sha512-a7S0Sqn/+RpOOWTcaLw6RD4obsharzxmgMfdK24l364VxuBODXjuJM7ImCkSXEN7oz52aiZbXSbc76+2EsE91w==
+"@typescript-eslint/parser@3.4.0":
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-3.4.0.tgz#fe52b68c5cb3bba3f5d875bd17adb70420d49d8d"
+  integrity sha512-ZUGI/de44L5x87uX5zM14UYcbn79HSXUR+kzcqU42gH0AgpdB/TjuJy3m4ezI7Q/jk3wTQd755mxSDLhQP79KA==
   dependencies:
     "@types/eslint-visitor-keys" "^1.0.0"
-    "@typescript-eslint/experimental-utils" "3.3.0"
-    "@typescript-eslint/typescript-estree" "3.3.0"
+    "@typescript-eslint/experimental-utils" "3.4.0"
+    "@typescript-eslint/typescript-estree" "3.4.0"
     eslint-visitor-keys "^1.1.0"
 
-"@typescript-eslint/typescript-estree@3.3.0":
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-3.3.0.tgz#841ffed25c29b0049ebffb4c2071268a34558a2a"
-  integrity sha512-3SqxylENltEvJsjjMSDCUx/edZNSC7wAqifUU1Ywp//0OWEZwMZJfecJud9XxJ/40rAKEbJMKBOQzeOjrLJFzQ==
+"@typescript-eslint/typescript-estree@3.4.0":
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-3.4.0.tgz#6a787eb70b48969e4cd1ea67b057083f96dfee29"
+  integrity sha512-zKwLiybtt4uJb4mkG5q2t6+W7BuYx2IISiDNV+IY68VfoGwErDx/RfVI7SWL4gnZ2t1A1ytQQwZ+YOJbHHJ2rw==
   dependencies:
     debug "^4.1.1"
     eslint-visitor-keys "^1.1.0"
@@ -1852,10 +1853,10 @@ escape-string-regexp@1.0.5, escape-string-regexp@^1.0.5:
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
   integrity sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=
 
-escodegen@1.14.2:
-  version "1.14.2"
-  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.14.2.tgz#14ab71bf5026c2aa08173afba22c6f3173284a84"
-  integrity sha512-InuOIiKk8wwuOFg6x9BQXbzjrQhtyXh46K9bqVTPzSo2FnyMBaYGBMC6PhQy7yxxil9vIedFBweQBMK74/7o8A==
+escodegen@1.14.3:
+  version "1.14.3"
+  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.14.3.tgz#4e7b81fba61581dc97582ed78cab7f0e8d63f503"
+  integrity sha512-qFcX0XJkdg+PB3xjZZG/wKSuT1PnQWx57+TVSjIMmILd2yC/6ByYElPwJnslDsuWuSAp4AwJGumarAAmJch5Kw==
   dependencies:
     esprima "^4.0.1"
     estraverse "^4.2.0"
@@ -1999,10 +2000,10 @@ eslint-visitor-keys@^1.2.0:
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.2.0.tgz#74415ac884874495f78ec2a97349525344c981fa"
   integrity sha512-WFb4ihckKil6hu3Dp798xdzSfddwKKU3+nGniKF6HfeW6OLd2OUDEPP7TcHtB5+QXOKg2s6B2DaMPE1Nn/kxKQ==
 
-eslint@7.3.0:
-  version "7.3.0"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-7.3.0.tgz#f9f1fc3dc1227985d0db88769f2bbac7b4b875d7"
-  integrity sha512-dJMVXwfU5PT1cj2Nv2VPPrKahKTGdX+5Dh0Q3YuKt+Y2UhdL2YbzsVaBMyG9HC0tBismlv/r1+eZqs6SMIV38Q==
+eslint@7.3.1:
+  version "7.3.1"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-7.3.1.tgz#76392bd7e44468d046149ba128d1566c59acbe19"
+  integrity sha512-cQC/xj9bhWUcyi/RuMbRtC3I0eW8MH0jhRELSvpKYkWep3C6YZ2OkvcvJVUeO6gcunABmzptbXBuDoXsjHmfTA==
   dependencies:
     "@babel/code-frame" "^7.0.0"
     ajv "^6.10.0"
@@ -5066,10 +5067,10 @@ text-table@^0.2.0:
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
   integrity sha1-f17oI66AUgfACvLfSoTsP8+lcLQ=
 
-threads@1.6.1:
-  version "1.6.1"
-  resolved "https://registry.yarnpkg.com/threads/-/threads-1.6.1.tgz#85aef3f18b1f17c97b4535490550a57683dc113e"
-  integrity sha512-khaJCx6WnMHWdJo+8cANhnLYTbfO+Lv9ObvrI9QoxhRoMziB24Lbv3NoHNli+rJRzbO7BvPqsq3/icebeL30uA==
+threads@1.6.2:
+  version "1.6.2"
+  resolved "https://registry.yarnpkg.com/threads/-/threads-1.6.2.tgz#ef91053910a084aa99a1f460cb9978f577596d6f"
+  integrity sha512-SB3yJ3WcwGWYYsUg1Wg9IhQ88BUq1JwZlQsaBgmolSqet5wiBaFhg8cyfHFbHGRElZ/sl4bahrrSEz3Odmr1Vg==
   dependencies:
     callsites "^3.1.0"
     debug "^4.1.1"