Update Dependencies, Require Node 22+, and Improve Consistent Styling

.github/workflows/node.js.yml

@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [20.x, 22.x]
+        node-version: [22.x, 24.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:

README.md

@@ -49,7 +49,7 @@ REstringer automatically detects obfuscation patterns and applies targeted deobf
 ## Installation
 
 ### Requirements
-- **Node.js v20+** (v22+ recommended)
+- **Node.js v22+**
 
 ### Global Installation (CLI)
 ```bash
@@ -345,4 +345,4 @@ This project is licensed under the [MIT License](LICENSE).
 
 **Made with ❤️ by [HUMAN Security](https://www.HumanSecurity.com/)**
 
-</div>
+</div>

bin/deobfuscate.js

@@ -3,30 +3,30 @@ import {REstringer} from '../src/restringer.js';
 import {parseArgs} from '../src/utils/parseArgs.js';
 
 try {
-	const args = parseArgs(process.argv.slice(2));
-
-	// Skip processing if help was displayed
-	if (args.help) process.exit(0);
-
-	const fs = await import('node:fs');
-	let content = fs.readFileSync(args.inputFilename, 'utf-8');
-		const startTime = Date.now();
+  const args = parseArgs(process.argv.slice(2));
 
-		const restringer = new REstringer(content);
-		if (args.quiet) restringer.logger.setLogLevelNone();
-		else if (args.verbose) restringer.logger.setLogLevelDebug();
-		restringer.logger.log(`[!] REstringer v${REstringer.__version__}`);
-		restringer.logger.log(`[!] Deobfuscating ${args.inputFilename}...`);
-		if (args.maxIterations) {
-			restringer.maxIterations.value = args.maxIterations;
-			restringer.logger.log(`[!] Running at most ${args.maxIterations} iterations`);
-		}
-		if (restringer.deobfuscate()) {
-			restringer.logger.log(`[+] Saved ${args.outputFilename}`);
-			restringer.logger.log(`[!] Deobfuscation took ${(Date.now() - startTime) / 1000} seconds.`);
-			if (args.outputToFile) fs.writeFileSync(args.outputFilename, restringer.script, {encoding: 'utf-8'});
-			else console.log(restringer.script);
-		} else restringer.logger.log(`[-] Nothing was deobfuscated  ¯\\_(ツ)_/¯`);
+  // Skip processing if help was displayed
+  if (args.help) process.exit(0);
+
+  const fs = await import('node:fs');
+  const content = fs.readFileSync(args.inputFilename, 'utf-8');
+  const startTime = Date.now();
+
+  const restringer = new REstringer(content);
+  if (args.quiet) restringer.logger.setLogLevelNone();
+  else if (args.verbose) restringer.logger.setLogLevelDebug();
+  restringer.logger.log(`[!] REstringer v${REstringer.__version__}`);
+  restringer.logger.log(`[!] Deobfuscating ${args.inputFilename}...`);
+  if (args.maxIterations) {
+    restringer.maxIterations.value = args.maxIterations;
+    restringer.logger.log(`[!] Running at most ${args.maxIterations} iterations`);
+  }
+  if (restringer.deobfuscate()) {
+    restringer.logger.log(`[+] Saved ${args.outputFilename}`);
+    restringer.logger.log(`[!] Deobfuscation took ${(Date.now() - startTime) / 1000} seconds.`);
+    if (args.outputToFile) fs.writeFileSync(args.outputFilename, restringer.script, {encoding: 'utf-8'});
+    else console.log(restringer.script);
+  } else restringer.logger.log('[-] Nothing was deobfuscated  ¯\\_(ツ)_/¯');
 } catch (e) {
-	console.error(`[-] Critical Error: ${e}`);
+  console.error(`[-] Critical Error: ${e}`);
 }

docs/CONTRIBUTING.md

@@ -42,7 +42,7 @@ Thank you for your interest in contributing to REstringer! This guide covers eve
 
 ### Prerequisites
 
-- **Node.js v20+** (v22+ recommended)
+- **Node.js v22+**
 - **npm** (latest stable version)
 - **Git** for version control
 

eslint.config.js

@@ -1,52 +1,73 @@
-import js from '@eslint/js';
-import path from 'node:path';
-import globals from 'globals';
-import {fileURLToPath} from 'node:url';
-import {FlatCompat} from '@eslint/eslintrc';
-import babelParser from "@babel/eslint-parser";
+export default [
+  {
+    ignores: [
+      'tests/resources/',
+      '**/jquery*.js',
+      '**/*tmp*.*',
+      '**/*tmp*/',
+      'eslint.config.js',
+      'node_modules/',
+    ],
+  },
+  {
+    languageOptions: {
+      ecmaVersion: 'latest',
+      sourceType: 'module',
+    },
 
-const __filename = fileURLToPath(import.meta.url);
-const __dirname = path.dirname(__filename);
-const compat = new FlatCompat({
-	baseDirectory: __dirname,
-	recommendedConfig: js.configs.recommended,
-	allConfig: js.configs.all,
-});
+    rules: {
+      /*
+       * ───────── Formatting ─────────
+       */
+      indent: ['error', 2, {SwitchCase: 1}],
+      semi: ['error', 'always'],
+      quotes: ['error', 'single', {avoidEscape: true}],
+      'comma-dangle': ['error', 'always-multiline'],
+      'object-curly-spacing': ['error', 'never'],
+      'array-bracket-spacing': ['error', 'never'],
+      'no-trailing-spaces': 'error',
+      'no-multiple-empty-lines': ['error', {max: 1, maxEOF: 0}],
 
-export default [
-	{
-		ignores: [
-			'tests/resources/',
-			'**/jquery*.js',
-			'**/*tmp*.*',
-			'**/*tmp*/',
-			"eslint.config.js",
-			"node_modules/",
-		],
-	},
-	...compat.extends('eslint:recommended'),
-	{
-		languageOptions: {
-			parser: babelParser,
-			parserOptions: {
-				requireConfigFile: false,
-			},
-			globals: {
-				...globals.browser,
-				...globals.nodeBuiltin,
-			},
-			ecmaVersion: 'latest',
-			sourceType: 'module',
-		},
-		rules: {
-			indent: ['error', 'tab', {
-				SwitchCase: 1,
-			}],
-			'linebreak-style': ['error', 'unix'],
-			quotes: ['error', 'single', {
-				allowTemplateLiterals: true,
-			}],
-			semi: ['error', 'always'],
-			'no-empty': ['off'],
-		},
-	}];
+      /*
+       * ───────── Strictness ─────────
+       */
+      eqeqeq: ['error', 'always'],
+      'no-var': 'error',
+      'prefer-const': 'error',
+      'no-redeclare': 'error',
+      'no-shadow': 'error',
+      'no-return-await': 'error',
+      'no-useless-catch': 'error',
+
+      /*
+       * ───────── Predictability ─────────
+       */
+      'consistent-return': 'error',
+      'dot-notation': 'error',
+      'no-fallthrough': 'error',
+      'no-unreachable': 'error',
+      'no-throw-literal': 'error',
+
+      /*
+       * ───────── Clean Refactors ─────────
+       */
+      'no-unused-vars': [
+        'warn',
+        {
+          argsIgnorePattern: '^_',
+          varsIgnorePattern: '^_',
+          caughtErrorsIgnorePattern: '^_',
+        },
+      ],
+      'no-debugger': 'error',
+
+      /*
+       * ───────── Modern JS Discipline ─────────
+       */
+      'prefer-arrow-callback': 'error',
+      'prefer-spread': 'error',
+      'prefer-rest-params': 'error',
+      'object-shorthand': ['error', 'always'],
+    },
+  },
+];