Require Node.js 14 and move to ESM

.github/workflows/main.yml

@@ -10,12 +10,11 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
+          - 16
           - 14
-          - 12
-          - 10
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm install

index.d.ts

@@ -1,21 +1,27 @@
-declare namespace ipify {
-	interface Options {
-		/**
-		Use the IPv6 API endpoint. The IPv6 endpoint will return an IPv6 address if available, IPv4 address otherwise.
+export interface Options {
+	/**
+	Use the IPv6 API endpoint. The IPv6 endpoint will return an IPv6 address if available, IPv4 address otherwise.
 
-		Setting the `endpoint` option will override this.
+	Setting the `endpoint` option will override this.
 
-		@default true
-		*/
-		readonly useIPv6?: boolean;
+	@default true
 
-		/**
-		Custom API endpoint.
+	@example
+	```
+	import ipify from 'ipify';
 
-		@default 'https://api6.ipify.org'
-		*/
-		readonly endpoint?: string;
-	}
+	console.log(await ipify({useIPv6: false}));
+	//=> '82.142.31.236'
+	```
+	*/
+	readonly useIPv6?: boolean;
+
+	/**
+	Custom API endpoint.
+
+	@default 'https://api6.ipify.org'
+	*/
+	readonly endpoint?: string;
 }
 
 /**
@@ -25,17 +31,10 @@ Get your public IP address.
 
 @example
 ```
-import ipify = require('ipify');
+import ipify from 'ipify';
 
-(async () => {
-	console.log(await ipify());
-	//=> '2001:0db8:85a3:0000:0000:8a2e:0370:7334'
-
-	console.log(await ipify({useIPv6: false}));
-	//=> '82.142.31.236'
-})();
+console.log(await ipify());
+//=> '2001:0db8:85a3:0000:0000:8a2e:0370:7334'
 ```
 */
-declare function ipify(options?: ipify.Options): Promise<string>;
-
-export = ipify;
+export default function ipify(options?: Options): Promise<string>;

index.js

@@ -1,14 +1,13 @@
-'use strict';
-const got = require('got');
+import got from 'got';
 
 const IPIFY_ENDPOINT_IPV4 = 'https://api.ipify.org';
 const IPIFY_ENDPOINT_IPV6 = 'https://api6.ipify.org';
 
-module.exports = async ({useIPv6 = true, endpoint} = {}) => {
+export default async function ipify({useIPv6 = true, endpoint} = {}) {
 	if (endpoint === undefined) {
 		endpoint = useIPv6 ? IPIFY_ENDPOINT_IPV6 : IPIFY_ENDPOINT_IPV4;
 	}
 
 	const {body} = await got(endpoint);
 	return body;
-};
+}

index.test-d.ts

@@ -1,8 +1,7 @@
 import {expectType} from 'tsd';
-import ipify = require('.');
+import ipify from './index.js';
 
-const options: ipify.Options = {};
 expectType<Promise<string>>(ipify());
-expectType<Promise<string>>(ipify({useIPv6: true}));
-expectType<Promise<string>>(ipify({useIPv6: false}));
+expectType<Promise<string>>(ipify({useIPv6: true})); // eslint-disable-line @typescript-eslint/naming-convention
+expectType<Promise<string>>(ipify({useIPv6: false})); // eslint-disable-line @typescript-eslint/naming-convention
 expectType<Promise<string>>(ipify({endpoint: 'https://example.com'}));

package.json

@@ -10,8 +10,10 @@
 		"email": "sindresorhus@gmail.com",
 		"url": "https://sindresorhus.com"
 	},
+	"type": "module",
+	"exports": "./index.js",
 	"engines": {
-		"node": ">=10"
+		"node": "^14.13.1 || >=16.0.0"
 	},
 	"scripts": {
 		"test": "xo && ava && tsd"
@@ -30,12 +32,12 @@
 		"own"
 	],
 	"dependencies": {
-		"got": "^11.8.0"
+		"got": "^12.0.0"
 	},
 	"devDependencies": {
-		"ava": "^2.4.0",
+		"ava": "^3.15.0",
 		"is-ip": "^3.1.0",
-		"tsd": "^0.13.1",
-		"xo": "^0.35.0"
+		"tsd": "^0.19.1",
+		"xo": "^0.47.0"
 	}
 }

readme.md

@@ -6,22 +6,17 @@ Using the [Ipify API](https://www.ipify.org) or a [custom Ipify instance](https:
 
 ## Install
 
-```
-$ npm install ipify
+```sh
+npm install ipify
 ```
 
 ## Usage
 
 ```js
-const ipify = require('ipify');
-
-(async () => {
-	console.log(await ipify());
-	//=> '2001:0db8:85a3:0000:0000:8a2e:0370:7334'
+import ipify from 'ipify';
 
-	console.log(await ipify({useIPv6: false}));
-	//=> '82.142.31.236'
-})();
+console.log(await ipify());
+//=> '2001:0db8:85a3:0000:0000:8a2e:0370:7334'
 ```
 
 ## API
@@ -43,6 +38,13 @@ Use the IPv6 API endpoint. The IPv6 endpoint will return an IPv6 address if avai
 
 Setting the `endpoint` option will override this.
 
+```js
+import ipify from 'ipify';
+
+console.log(await ipify({useIPv6: false}));
+//=> '82.142.31.236'
+```
+
 ##### endpoint
 
 Type: `string`\

test.js

@@ -1,6 +1,7 @@
+import process from 'node:process';
 import test from 'ava';
 import isIp from 'is-ip';
-import ipify from '.';
+import ipify from './index.js';
 
 // GitHub Actions doesn't support IPv6: https://github.com/actions/virtual-environments/issues/668
 if (!process.env.CI) {