Node 22, bump dependencies, & ESLint upgrade

.github/workflows/benchmark.yml

@@ -10,14 +10,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         persist-credentials: false
 
     - name: Setup Node.js
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
-        node-version: 21
+        node-version: 22
         cache: 'npm'
 
     - run: npm ci
@@ -26,7 +26,7 @@ jobs:
       run: node bench.js | tee output.txt
 
     - name: Download previous benchmark data
-      uses: actions/cache@v1
+      uses: actions/cache@v4
       with:
         path: ./cache
         key: ${{ runner.os }}-benchmark

.github/workflows/npm-publish.yml

@@ -10,14 +10,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         persist-credentials: false
 
     - name: Setup Node.js
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
-        node-version: 21
+        node-version: 22
         registry-url: 'https://registry.npmjs.org'
 
     - run: npm ci

.github/workflows/test.yml

@@ -12,15 +12,15 @@ jobs:
 
     strategy:
       matrix:
-        node: [18, 20, 21]
+        node: [18, 20, 21, 22]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         persist-credentials: false
 
     - name: Setup Node.js ${{ matrix.node }}
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
         node-version: ${{ matrix.node }}
         cache: 'npm'

bench.js

@@ -1,5 +1,3 @@
-/* eslint-disable node/no-unsupported-features/es-syntax */
-/* eslint-disable import/no-nodejs-modules */
 import Benchmark from 'benchmark';
 import * as fs from 'fs';
 import chalk from 'chalk';

eslint.config.js

@@ -0,0 +1,86 @@
+// eslint.config.js
+// eslint-disable-next-line n/no-extraneous-import
+import js from '@eslint/js';
+import stylisticJs from '@stylistic/eslint-plugin-js';
+import ava from 'eslint-plugin-ava';
+//import import from 'eslint-plugin-import';
+import node from 'eslint-plugin-n';
+import jsdoc from 'eslint-plugin-jsdoc';
+
+export default [
+  js.configs.recommended,
+  ava.configs['flat/recommended'],
+  node.configs['flat/recommended'],
+  jsdoc.configs['flat/recommended'],
+  {
+    plugins: {
+      '@stylistic/js': stylisticJs,
+      ava,
+      //import,
+      node,
+      jsdoc
+    },
+    rules: {
+      //
+      // -- DEFAULT RULES --
+      //
+      // Enforce camelCase for variable names
+      camelcase: ['error', {
+        properties: 'never'
+      }],
+      // Disallow multiple imports of same module
+      'no-duplicate-imports': 'error',
+      // Enforce let or const instead of var
+      'no-var': 'error',
+      //
+      // -- STYLISTIC RULES --
+      //
+      // Enforce omitting parentheses when unnecessary for arrow functions
+      '@stylistic/js/arrow-parens': ['error', 'as-needed'],
+      // Enforce consistent spacing before & after arrow function
+      '@stylistic/js/arrow-spacing': 'error',
+      // Enforce consistent brace style usage (1TBS default)
+      '@stylistic/js/brace-style': 'error',
+      // Enforce indent of two spaces
+      '@stylistic/js/indent': [
+        'error', 2, {
+          'SwitchCase': 1
+        }
+      ],
+      // Remove trailing whitespace
+      '@stylistic/js/no-trailing-spaces': 'error',
+      // Enforce use of single quotes
+      '@stylistic/js/quotes': ['error', 'single'],
+      // Enforce use of semicolon to end lines
+      '@stylistic/js/semi': 'error',
+      //
+      // -- IMPORT RULES --
+      //
+      // Report modules without exports, or exports without matching import in another module
+      /*'import/no-unused-modules': 'error',
+      // Report potentially ambiguous parse goal (script vs. module)
+      'import/unambiguous': 'error',
+      // Report CommonJS require calls and module.exports or exports.*
+      'import/no-commonjs': 'error',
+      // Report AMD require and define calls
+      'import/no-amd': 'error',
+      // No Node.js builtin modules
+      'import/no-nodejs-modules': 'error',
+      // Report imported names marked with @deprecated documentation tag
+      'import/no-deprecated': 'error',
+      // Ensure all imports appear before other statements
+      'import/first': 'error',
+      // Ensure consistent use of file extension within the import path
+      'import/extensions': ['error', 'always'],
+      // Forbid unassigned imports
+      'import/no-unassigned-import': ['error'],*/
+      //
+      // -- AVA RULES --
+      //
+      'ava/no-ignored-test-files': ['error', {
+        files: [
+          'test/*'
+        ]
+      }]
+    }
+  }];

examples/node.js

@@ -1,8 +1,9 @@
-/* eslint-disable import/no-nodejs-modules */
+//// eslint-disable import/no-nodejs-modules
 import chalk from 'chalk';
 import * as fs from 'fs';
 import { stdin as input, stdout as output } from 'node:process';
-// eslint-disable-next-line import/no-unresolved, node/no-missing-import
+//// eslint-disable-next-line import/no-unresolved
+// eslint-disable-next-line n/no-unsupported-features/node-builtins
 import * as readline from 'node:readline/promises';
 
 const rl = readline.createInterface({ input, output });
@@ -12,7 +13,6 @@ const lang = await rl.question('\nLanguage to use?\n');
 if (fs.existsSync('./lib/i18n/' + lang + '.js')) {
   const value = await rl.question('\nValue to convert?\n');
 
-  // eslint-disable-next-line node/no-unsupported-features/es-syntax
   const { default: n2words } = await import('../lib/i18n/' + lang + '.js');
 
   const result = n2words(value, {