Drop support for Node.js v16 (#5)

* Update Node.js to v18

* Update `engines.node`

* Enable `unicorn/prefer-top-level-await` rule

* Update `engines.node`

* Remove `16` from `node-version`

* Update config

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Munieru <[email protected]>

Author: renovate[bot]

.eslintrc.js

@@ -1,3 +1,15 @@
-module.exports = {
+// @ts-check
+
+// eslint-disable-next-line jsdoc/valid-types -- https://www.typescriptlang.org/docs/handbook/jsdoc-supported-types.html
+/** @typedef {import('eslint').ESLint.ConfigData} ConfigData */
+
+/**
+ * @type {ConfigData}
+ * @see https://eslint.org/docs/latest/use/configure/configuration-files
+ */
+const config = {
   extends: './index.js'
 }
+
+// eslint-disable-next-line unicorn/prefer-module
+module.exports = config

.github/workflows/lint.yml

@@ -6,7 +6,7 @@ jobs:
     strategy:
       matrix:
         # https://nodejs.org/en/about/releases/
-        node-version: ['16', '18', '20']
+        node-version: ['18', '20']
     steps:
     - uses: actions/checkout@v3
     - uses: actions/setup-node@v3

.nvmrc

@@ -1 +1 @@
-16.20.0
+18.16.0

index.js

@@ -1,17 +1,21 @@
+// @ts-check
+
+// eslint-disable-next-line jsdoc/valid-types -- https://www.typescriptlang.org/docs/handbook/jsdoc-supported-types.html
+/** @typedef {import('eslint').ESLint.ConfigData} ConfigData */
+
+/** @type {ConfigData['rules']} */
 const unicornRules = {
   'unicorn/filename-case': 'off',
   'unicorn/no-array-for-each': 'off',
   'unicorn/no-useless-undefined': 'off',
   'unicorn/numeric-separators-style': 'off',
-  'unicorn/prefer-module': 'off',
   'unicorn/prefer-query-selector': 'off',
   'unicorn/prefer-spread': 'off',
-  // TODO [engine:node@>=18]: Enable this when the minimum supported Node.js version becomes v18 or later.
-  'unicorn/prefer-top-level-await': 'off',
   'unicorn/prevent-abbreviations': 'off',
   'unicorn/switch-case-braces': ['error', 'avoid']
 }
 
+/** @type {ConfigData['rules']} */
 const importRules = {
   'sort-imports': 'off',
   'import/order': ['error', {
@@ -26,7 +30,11 @@ const importRules = {
   }]
 }
 
-module.exports = {
+/**
+ * @type {ConfigData}
+ * @see https://eslint.org/docs/latest/use/configure/configuration-files
+ */
+const config = {
   extends: [
     '@eslint-recommended/eslint-config-typescript'
   ],
@@ -38,3 +46,6 @@ module.exports = {
     ...importRules
   }
 }
+
+// eslint-disable-next-line unicorn/prefer-module
+module.exports = config

package-lock.json

@@ -10,7 +10,7 @@
     "index.js"
   ],
   "engines": {
-    "node": ">=16"
+    "node": ">=18"
   },
   "peerDependencies": {
     "@eslint-recommended/eslint-config-typescript": "^22.0.0",