Require Node.js 18

Author: sindresorhus

package.json

@@ -13,7 +13,7 @@
 	"type": "module",
 	"exports": "./index.js",
 	"engines": {
-		"node": ">=14.16"
+		"node": ">=18"
 	},
 	"scripts": {
 		"test": "xo && NODE_OPTIONS='--loader=esmock --no-warnings' ava"
@@ -37,26 +37,26 @@
 		"version"
 	],
 	"dependencies": {
-		"boxen": "^7.0.0",
-		"chalk": "^5.0.1",
+		"boxen": "^7.1.1",
+		"chalk": "^5.3.0",
 		"configstore": "^6.0.0",
 		"import-lazy": "^4.0.0",
-		"is-ci": "^3.0.1",
+		"is-in-ci": "^0.1.0",
 		"is-installed-globally": "^0.4.0",
 		"is-npm": "^6.0.0",
 		"latest-version": "^7.0.0",
 		"pupa": "^3.1.0",
-		"semver": "^7.3.7",
+		"semver": "^7.5.4",
 		"semver-diff": "^4.0.0",
 		"xdg-basedir": "^5.1.0"
 	},
 	"devDependencies": {
-		"ava": "^4.3.0",
+		"ava": "^5.3.1",
 		"clear-module": "^4.1.2",
+		"esmock": "^2.5.8",
 		"fixture-stdout": "^0.2.1",
-		"esmock": "^1.7.8",
-		"strip-ansi": "^7.0.1",
-		"xo": "^0.50.0"
+		"strip-ansi": "^7.1.0",
+		"xo": "^0.56.0"
 	},
 	"ava": {
 		"timeout": "20s",

readme.md

@@ -127,10 +127,10 @@ Check update information.
 
 Returns an `object` with:
 
-- `latest` _(String)_ - Latest version.
-- `current` _(String)_ - Current version.
-- `type` _(String)_ - Type of current update. Possible values: `latest`, `major`, `minor`, `patch`, `prerelease`, `build`.
-- `name` _(String)_ - Package name.
+- `latest` *(string)* - Latest version.
+- `current` *(string)* - Current version.
+- `type` *(string)* - Type of current update. Possible values: `latest`, `major`, `minor`, `patch`, `prerelease`, `build`.
+- `name` *(string)* - Package name.
 
 ### notifier.notify(options?)
 
@@ -191,8 +191,8 @@ Users of your module have the ability to opt-out of the update notifier by chang
 Users can also opt-out by [setting the environment variable](https://github.com/sindresorhus/guides/blob/main/set-environment-variables.md) `NO_UPDATE_NOTIFIER` with any value or by using the `--no-update-notifier` flag on a per run basis.
 
 The check is also skipped automatically:
-  - on CI
-  - in unit tests (when the `NODE_ENV` environment variable is `test`)
+- [in CI](https://github.com/sindresorhus/is-in-ci)
+- in unit tests (when the `NODE_ENV` environment variable is `test`)
 
 ## About
 
@@ -209,15 +209,3 @@ There are a bunch projects using it:
 - [Node GH](https://github.com/node-gh/gh) - GitHub command line tool
 
 [And 2700+ more…](https://www.npmjs.org/browse/depended/update-notifier)
-
----
-
-<div align="center">
-	<b>
-		<a href="https://tidelift.com/subscription/pkg/npm-update_notifier?utm_source=npm-update-notifier&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a>
-	</b>
-	<br>
-	<sub>
-		Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies.
-	</sub>
-</div>

test/update-notifier.js

@@ -30,30 +30,30 @@ test.afterEach(() => {
 });
 
 test('fetch info', async t => {
-	const updateNotifier = await esmock('../index.js', undefined, {'is-ci': false});
+	const updateNotifier = await esmock('../index.js', undefined, {'is-in-ci': false});
 	configstorePath = updateNotifier(generateSettings()).config.path;
 	const update = await updateNotifier(generateSettings()).fetchInfo();
 	console.log(update);
 	t.is(update.latest, '0.0.2');
 });
 
 test('fetch info with dist-tag', async t => {
-	const updateNotifier = await esmock('../index.js', undefined, {'is-ci': false});
+	const updateNotifier = await esmock('../index.js', undefined, {'is-in-ci': false});
 	configstorePath = updateNotifier(generateSettings()).config.path;
 	const update = await updateNotifier(generateSettings({distTag: '0.0.3-rc1'})).fetchInfo();
 	t.is(update.latest, '0.0.3-rc1');
 });
 
 test('don\'t initialize configStore when NO_UPDATE_NOTIFIER is set', async t => {
-	const updateNotifier = await esmock('../index.js', undefined, {'is-ci': false});
+	const updateNotifier = await esmock('../index.js', undefined, {'is-in-ci': false});
 	configstorePath = updateNotifier(generateSettings()).config.path;
 	process.env.NO_UPDATE_NOTIFIER = '1';
 	const notifier = updateNotifier(generateSettings());
 	t.is(notifier.config, undefined);
 });
 
 test('don\'t initialize configStore when --no-update-notifier is set', async t => {
-	const updateNotifier = await esmock('../index.js', undefined, {'is-ci': false});
+	const updateNotifier = await esmock('../index.js', undefined, {'is-in-ci': false});
 	configstorePath = updateNotifier(generateSettings()).config.path;
 	process.argv.push('--no-update-notifier');
 	const notifier = updateNotifier(generateSettings());
@@ -62,7 +62,7 @@ test('don\'t initialize configStore when --no-update-notifier is set', async t =
 
 test('don\'t initialize configStore when NODE_ENV === "test"', async t => {
 	process.env.NODE_ENV = 'test';
-	const updateNotifier = await esmock('../index.js', undefined, {'is-ci': false});
+	const updateNotifier = await esmock('../index.js', undefined, {'is-in-ci': false});
 	const notifier = updateNotifier(generateSettings());
 	t.is(notifier.config, undefined);
 });

update-notifier.js

@@ -12,7 +12,7 @@ import {isNpmOrYarn} from 'is-npm';
 import isInstalledGlobally from 'is-installed-globally';
 import boxen from 'boxen';
 import {xdgConfig} from 'xdg-basedir';
-import isCi from 'is-ci';
+import isInCi from 'is-in-ci';
 import pupa from 'pupa';
 
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
@@ -35,14 +35,14 @@ export default class UpdateNotifier {
 
 	constructor(options = {}) {
 		this.#options = options;
-		options.pkg = options.pkg || {};
-		options.distTag = options.distTag || 'latest';
+		options.pkg = options.pkg ?? {};
+		options.distTag = options.distTag ?? 'latest';
 
 		// Reduce pkg to the essential keys. with fallback to deprecated options
 		// TODO: Remove deprecated options at some point far into the future
 		options.pkg = {
-			name: options.pkg.name || options.packageName,
-			version: options.pkg.version || options.packageVersion,
+			name: options.pkg.name ?? options.packageName,
+			version: options.pkg.version ?? options.packageVersion,
 		};
 
 		if (!options.pkg.name || !options.pkg.version) {
@@ -55,7 +55,7 @@ export default class UpdateNotifier {
 		this.#isDisabled = 'NO_UPDATE_NOTIFIER' in process.env
 			|| process.env.NODE_ENV === 'test'
 			|| process.argv.includes('--no-update-notifier')
-			|| isCi;
+			|| isInCi;
 		this._shouldNotifyInNpmScript = options.shouldNotifyInNpmScript;
 
 		if (!this.#isDisabled) {
@@ -119,7 +119,7 @@ export default class UpdateNotifier {
 		return {
 			latest,
 			current: this.#packageVersion,
-			type: semverDiff(this.#packageVersion, latest) || distTag,
+			type: semverDiff(this.#packageVersion, latest) ?? distTag,
 			name: this._packageName,
 		};
 	}
@@ -145,7 +145,7 @@ export default class UpdateNotifier {
 
 		const template = options.message || defaultTemplate;
 
-		options.boxenOptions = options.boxenOptions || {
+		options.boxenOptions ??= {
 			padding: 1,
 			margin: 1,
 			textAlignment: 'center',