Fixed https://github.com/javascript-obfuscator/javascript-obfuscator/issues/149

CHANGELOG.md

@@ -7,14 +7,15 @@ v0.13.0
 * **Breaking change:** all CLI options were renamed to `kebab-case` format (`--disableConsoleOutout` -> `--disable-console-output`).
 * Implemented custom `mangle` option algorithm without `esmangle`; fixed https://github.com/javascript-obfuscator/javascript-obfuscator/issues/110
 * Comments with `@license`, `@preserve` and `javascript-obfuscator` words won't be removed from obfuscated code.
+* Fixed https://github.com/javascript-obfuscator/javascript-obfuscator/issues/149
 
 v0.12.5
 ---
-* https://github.com/javascript-obfuscator/javascript-obfuscator/issues/139
+* Fixed https://github.com/javascript-obfuscator/javascript-obfuscator/issues/139
 
 v0.12.4
 ---
-* https://github.com/javascript-obfuscator/javascript-obfuscator/issues/136
+* Fixed https://github.com/javascript-obfuscator/javascript-obfuscator/issues/136
 
 v0.12.3
 ---

package.json

@@ -1,6 +1,6 @@
 {
   "name": "javascript-obfuscator",
-  "version": "0.13.0-dev.3",
+  "version": "0.13.0-dev.4",
   "description": "JavaScript obfuscator",
   "keywords": [
     "obfuscator",
@@ -37,7 +37,7 @@
     "tslib": "1.8.1"
   },
   "devDependencies": {
-    "@types/chai": "4.0.9",
+    "@types/chai": "4.0.10",
     "@types/chance": "0.7.35",
     "@types/commander": "2.12.2",
     "@types/escodegen": "0.0.6",
@@ -47,8 +47,8 @@
     "@types/md5": "2.1.32",
     "@types/mkdirp": "0.5.2",
     "@types/mocha": "2.2.44",
-    "@types/node": "8.0.58",
-    "@types/sinon": "4.1.0",
+    "@types/node": "8.5.0",
+    "@types/sinon": "4.1.2",
     "@types/string-template": "1.0.2",
     "@types/webpack-env": "1.13.3",
     "awesome-typescript-loader": "3.4.1",
@@ -63,7 +63,7 @@
     "pre-commit": "1.2.2",
     "sinon": "4.1.3",
     "threads": "^0.10.0",
-    "ts-node": "3.3.0",
+    "ts-node": "4.0.1",
     "tslint": "5.8.0",
     "tslint-eslint-rules": "4.1.1",
     "tslint-language-service": "0.9.7",

scripts/test-dev

@@ -1,3 +1,3 @@
 #!/bin/bash
 
-$(yarn bin)/ts-node test/dev/dev.ts
+$(yarn bin)/ts-node --type-check test/dev/dev.ts

src/node/NodeGuards.ts

@@ -228,17 +228,20 @@ export class NodeGuards {
             return false;
         }
 
-        const parentNodeIsPropertyNode: boolean = NodeGuards.isPropertyNode(parentNode)
-            && !parentNode.computed
-            && parentNode.key === node;
+        const parentNodeIsPropertyNode: boolean = NodeGuards.isPropertyNode(parentNode) &&
+            !parentNode.computed &&
+            parentNode.key === node;
         const parentNodeIsMemberExpressionNode: boolean = (
             NodeGuards.isMemberExpressionNode(parentNode) &&
             parentNode.computed === false &&
             parentNode.property === node
         );
+        const parentNodeIsMethodDefinitionNode: boolean = NodeGuards.isMethodDefinitionNode(parentNode) &&
+            !parentNode.computed;
 
         return !parentNodeIsPropertyNode &&
             !parentNodeIsMemberExpressionNode &&
+            !parentNodeIsMethodDefinitionNode &&
             !NodeGuards.isLabelIdentifierNode(node, parentNode);
     }
 

test/dev/dev.ts

@@ -35,7 +35,6 @@ import { NO_CUSTOM_NODES_PRESET } from '../../src/options/presets/NoCustomNodes'
         {
             ...NO_CUSTOM_NODES_PRESET,
             compact: false,
-            identifierNamesGenerator: 'mangled'
         }
     ).getObfuscatedCode();
 

test/functional-tests/node-transformers/converting-transformers/method-definition-transformer/MethodDefinitionTransformer.spec.ts

@@ -9,14 +9,13 @@ import { readFileAsString } from '../../../../helpers/readFileAsString';
 import { JavaScriptObfuscator } from '../../../../../src/JavaScriptObfuscatorFacade';
 
 describe('MethodDefinitionTransformer', () => {
-    const code: string = readFileAsString(__dirname + '/fixtures/input.js');
-
     describe('variant #1: default behaviour', () => {
         const regExp: RegExp = /\['bar'\]\(\)\{\}/;
 
         let obfuscatedCode: string;
 
         before(() => {
+            const code: string = readFileAsString(__dirname + '/fixtures/sample-input.js');
             const obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
                 code,
                 {
@@ -39,6 +38,7 @@ describe('MethodDefinitionTransformer', () => {
         let obfuscatedCode: string;
 
         before(() => {
+            const code: string = readFileAsString(__dirname + '/fixtures/sample-input.js');
             const obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
                 code,
                 {
@@ -66,6 +66,7 @@ describe('MethodDefinitionTransformer', () => {
         let obfuscatedCode: string;
 
         before(() => {
+            const code: string = readFileAsString(__dirname + '/fixtures/sample-input.js');
             const obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
                 code,
                 {

test/functional-tests/node-transformers/dead-code-injection-transformers/DeadCodeInjectionTransformer.spec.ts

@@ -280,7 +280,7 @@ describe('DeadCodeInjectionTransformer', () => {
             });
         });
 
-        describe('variant #7- chance of `IfStatement` variant', () => {
+        describe('variant #7 - chance of `IfStatement` variant', () => {
             const samplesCount: number = 1000;
             const delta: number = 0.1;
             const expectedDistribution: number = 0.25;

test/functional-tests/node-transformers/obfuscating-transformers/variable-declaration-transformer/VariableDeclarationTransformer.spec.ts

@@ -413,4 +413,26 @@ describe('VariableDeclarationTransformer', () => {
             assert.match(obfuscatedCode, computedObjectExpressionRegExp);
         });
     });
+
+    describe('variant #12: method definition key identifier', () => {
+        const regExp: RegExp = /\['bar'] *\(\) *{}/;
+
+        let obfuscatedCode: string;
+
+        before(() => {
+            const code: string = readFileAsString(__dirname + '/fixtures/method-definition-identifier.js');
+            const obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
+                code,
+                {
+                    ...NO_CUSTOM_NODES_PRESET
+                }
+            );
+
+            obfuscatedCode = obfuscationResult.getObfuscatedCode();
+        });
+
+        it('shouldn\'t transform method definition node key identifier', () => {
+            assert.match(obfuscatedCode, regExp);
+        });
+    });
 });

test/functional-tests/node-transformers/obfuscating-transformers/variable-declaration-transformer/fixtures/method-definition-identifier.js

@@ -0,0 +1,7 @@
+(function () {
+    var bar = 1;
+
+    class Foo {
+        bar() {}
+    }
+})();

yarn.lock

@@ -2,9 +2,13 @@
 # yarn lockfile v1
 
 
-"@types/[email protected]":
-  version "4.0.9"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.0.9.tgz#9897c0ca23acb117f8b4e3af2c81d85cccdd9bc0"
+"@types/arrify@^1.0.1":
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/@types/arrify/-/arrify-1.0.2.tgz#4a6856b9bfd4713c781df95349c6b15db60d4de1"
+
+"@types/[email protected]":
+  version "4.0.10"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.0.10.tgz#0eb222c7353adde8e0980bea04165d4d3b6afef3"
 
 "@types/[email protected]":
   version "0.7.35"
@@ -16,6 +20,10 @@
   dependencies:
     commander "*"
 
+"@types/diff@^3.2.1":
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/@types/diff/-/diff-3.2.2.tgz#4d6f45537322a7a420d353a0939513c7e96d14a6"
+
 "@types/[email protected]":
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/@types/escodegen/-/escodegen-0.0.6.tgz#5230a9ce796e042cda6f086dbf19f22ea330659c"
@@ -42,7 +50,11 @@
   dependencies:
     "@types/node" "*"
 
-"@types/[email protected]":
+"@types/minimist@^1.2.0":
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/@types/minimist/-/minimist-1.2.0.tgz#69a23a3ad29caf0097f06eda59b361ee2f0639f6"
+
+"@types/[email protected]", "@types/mkdirp@^0.5.0":
   version "0.5.2"
   resolved "https://registry.yarnpkg.com/@types/mkdirp/-/mkdirp-0.5.2.tgz#503aacfe5cc2703d5484326b1b27efa67a339c1f"
   dependencies:
@@ -56,22 +68,44 @@
   version "8.0.53"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.53.tgz#396b35af826fa66aad472c8cb7b8d5e277f4e6d8"
 
-"@types/node@8.0.58":
-  version "8.0.58"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.58.tgz#5b3881c0be3a646874803fee3197ea7f1ed6df90"
+"@types/node@8.5.0", "@types/node@^8.0.27":
+  version "8.5.0"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.5.0.tgz#c5be22ffc84b221466fc8dfc0d6b1f88060808ef"
 
-"@types/[email protected]":
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/@types/sinon/-/sinon-4.1.0.tgz#cdfb934d656b2c888e51f53e95900c7bbca11c08"
+"@types/[email protected]":
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/@types/sinon/-/sinon-4.1.2.tgz#9085db9cc3288b0f12daceee20a26c4afd9c2dcd"
+
+"@types/source-map-support@^0.4.0":
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/@types/source-map-support/-/source-map-support-0.4.0.tgz#a62a1866614af68c888173c001481f242aaf148b"
+  dependencies:
+    "@types/node" "*"
 
 "@types/[email protected]":
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/@types/string-template/-/string-template-1.0.2.tgz#363b273c9b456705e3111e3571e9248f6474eba4"
 
+"@types/strip-bom@^3.0.0":
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/@types/strip-bom/-/strip-bom-3.0.0.tgz#14a8ec3956c2e81edb7520790aecf21c290aebd2"
+
+"@types/[email protected]":
+  version "0.0.30"
+  resolved "https://registry.yarnpkg.com/@types/strip-json-comments/-/strip-json-comments-0.0.30.tgz#9aa30c04db212a9a0649d6ae6fd50accc40748a1"
+
+"@types/v8flags@github:types/npm-v8flags#de224ae1cd5fd7dbb4e7158a6cc7a29e5315930d":
+  version "2.0.0"
+  resolved "https://codeload.github.com/types/npm-v8flags/tar.gz/de224ae1cd5fd7dbb4e7158a6cc7a29e5315930d"
+
 "@types/[email protected]":
   version "1.13.3"
   resolved "https://registry.yarnpkg.com/@types/webpack-env/-/webpack-env-1.13.3.tgz#0ecbe70f87341767793774d3683b51aa3246434c"
 
+"@types/yn@github:types/npm-yn#ca75f6c82940fae6a06fb41d2d37a6aa9b4ea8e9":
+  version "2.0.0"
+  resolved "https://codeload.github.com/types/npm-yn/tar.gz/ca75f6c82940fae6a06fb41d2d37a6aa9b4ea8e9"
+
 abbrev@1, [email protected]:
   version "1.0.9"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.0.9.tgz#91b4792588a7738c25f35dd6f63752a2f8776135"
@@ -939,7 +973,7 @@ [email protected], chalk@^1.0.0, chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
[email protected], chalk@^2.0.0, chalk@^2.1.0:
[email protected], chalk@^2.1.0, chalk@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.3.0.tgz#b5ea48efc9c1793dccc9b4767c93914d3f2d52ba"
   dependencies:
@@ -3359,13 +3393,13 @@ source-map-resolve@^0.5.0:
     source-map-url "^0.4.0"
     urix "^0.1.0"
 
[email protected]:
[email protected], source-map-support@^0.5.0:
   version "0.5.0"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.0.tgz#2018a7ad2bdf8faf2691e5fddab26bed5a2bacab"
   dependencies:
     source-map "^0.6.0"
 
-source-map-support@^0.4.0, source-map-support@^0.4.15:
+source-map-support@^0.4.15:
   version "0.4.18"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.18.tgz#0286a6de8be42641338594e97ccea75f0a2c585f"
   dependencies:
@@ -3640,25 +3674,35 @@ trim-right@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/trim-right/-/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"
 
[email protected]:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-3.3.0.tgz#c13c6a3024e30be1180dd53038fc209289d4bf69"
-  dependencies:
[email protected]:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-4.0.1.tgz#4d368088b50c382d78285c029784ea0f32a4eb5c"
+  dependencies:
+    "@types/arrify" "^1.0.1"
+    "@types/diff" "^3.2.1"
+    "@types/minimist" "^1.2.0"
+    "@types/mkdirp" "^0.5.0"
+    "@types/node" "^8.0.27"
+    "@types/source-map-support" "^0.4.0"
+    "@types/v8flags" types/npm-v8flags#de224ae1cd5fd7dbb4e7158a6cc7a29e5315930d
+    "@types/yn" types/npm-yn#ca75f6c82940fae6a06fb41d2d37a6aa9b4ea8e9
     arrify "^1.0.0"
-    chalk "^2.0.0"
+    chalk "^2.3.0"
     diff "^3.1.0"
     make-error "^1.1.1"
     minimist "^1.2.0"
     mkdirp "^0.5.1"
-    source-map-support "^0.4.0"
-    tsconfig "^6.0.0"
+    source-map-support "^0.5.0"
+    tsconfig "^7.0.0"
     v8flags "^3.0.0"
     yn "^2.0.0"
 
-tsconfig@^6.0.0:
-  version "6.0.0"
-  resolved "https://registry.yarnpkg.com/tsconfig/-/tsconfig-6.0.0.tgz#6b0e8376003d7af1864f8df8f89dd0059ffcd032"
+tsconfig@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/tsconfig/-/tsconfig-7.0.0.tgz#84538875a4dc216e5c4a5432b3a4dec3d54e91b7"
   dependencies:
+    "@types/strip-bom" "^3.0.0"
+    "@types/strip-json-comments" "0.0.30"
     strip-bom "^3.0.0"
     strip-json-comments "^2.0.0"