[pkg] Update eslint to version 9.0.0

Author: lpinca

.eslintrc.yaml

@@ -0,0 +1,28 @@
+'use strict';
+
+const pluginPrettierRecommended = require('eslint-plugin-prettier/recommended');
+const globals = require('globals');
+const js = require('@eslint/js');
+
+module.exports = [
+  js.configs.recommended,
+  {
+    ignores: ['.nyc_output/', '.vscode/', 'coverage/', 'node_modules/'],
+    languageOptions: {
+      ecmaVersion: 'latest',
+      globals: {
+        ...globals.browser,
+        ...globals.mocha,
+        ...globals.node
+      },
+      sourceType: 'module'
+    },
+    rules: {
+      'no-console': 'off',
+      'no-unused-vars': ['error', { caughtErrors: 'none' }],
+      'no-var': 'error',
+      'prefer-const': 'error'
+    }
+  },
+  pluginPrettierRecommended
+];

eslint.config.js

@@ -1,4 +1,4 @@
-/* eslint no-unused-vars: ["error", { "varsIgnorePattern": "^Duplex$" }] */
+/* eslint no-unused-vars: ["error", { "varsIgnorePattern": "^Duplex$", "caughtErrors": "none" }] */
 
 'use strict';
 

lib/websocket-server.js

@@ -1,4 +1,4 @@
-/* eslint no-unused-vars: ["error", { "varsIgnorePattern": "^Duplex|Readable$" }] */
+/* eslint no-unused-vars: ["error", { "varsIgnorePattern": "^Duplex|Readable$", "caughtErrors": "none" }] */
 
 'use strict';
 

lib/websocket.js

@@ -40,7 +40,7 @@
   "scripts": {
     "test": "nyc --reporter=lcov --reporter=text mocha --throw-deprecation test/*.test.js",
     "integration": "mocha --throw-deprecation test/*.integration.js",
-    "lint": "eslint --ignore-path .gitignore . && prettier --check --ignore-path .gitignore \"**/*.{json,md,yaml,yml}\""
+    "lint": "eslint . && prettier --check --ignore-path .gitignore \"**/*.{json,md,yaml,yml}\""
   },
   "peerDependencies": {
     "bufferutil": "^4.0.1",
@@ -57,9 +57,10 @@
   "devDependencies": {
     "benchmark": "^2.1.4",
     "bufferutil": "^4.0.1",
-    "eslint": "^8.0.0",
+    "eslint": "^9.0.0",
     "eslint-config-prettier": "^9.0.0",
     "eslint-plugin-prettier": "^5.0.0",
+    "globals": "^15.0.0",
     "mocha": "^8.4.0",
     "nyc": "^15.0.0",
     "prettier": "^3.0.0",