Require Node.js 12.20 and move to ESM

.github/workflows/main.yml

@@ -10,12 +10,10 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
-          - 14
-          - 12
-          - 10
+          - 16
     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

@@ -5,7 +5,7 @@ Non-semver versions and prereleases are ignored.
 
 @example
 ```
-import latestSemver = require('latest-semver');
+import latestSemver from 'latest-semver';
 
 latestSemver([
 	'v1.8.0-alpha.1',
@@ -22,6 +22,4 @@ latestSemver([
 //=> undefined
 ```
 */
-declare function latestSemver(versions: readonly string[]): string | undefined;
-
-export = latestSemver;
+export default function latestSemver(versions: readonly string[]): string | undefined;

index.js

@@ -1,4 +1,5 @@
-'use strict';
-const toSemver = require('to-semver');
+import toSemver from 'to-semver';
 
-module.exports = versions => toSemver(versions, {includePrereleases: false})[0];
+export default function latestSemver(versions) {
+	return toSemver(versions, {includePrereleases: false})[0];
+}

index.test-d.ts

@@ -1,6 +1,6 @@
 import {expectType} from 'tsd';
-import latestSemver = require('.');
+import latestSemver from './index.js';
 
 expectType<string | undefined>(
-	latestSemver(['v1.8.0-alpha.1', 'v1.3.16', 'v1.7.0', 'v1.6.9'])
+	latestSemver(['v1.8.0-alpha.1', 'v1.3.16', 'v1.7.0', 'v1.6.9']),
 );

package.json

@@ -10,8 +10,10 @@
 		"email": "sindresorhus@gmail.com",
 		"url": "https://sindresorhus.com"
 	},
+	"type": "module",
+	"exports": "./index.js",
 	"engines": {
-		"node": ">=10"
+		"node": "^12.20.0 || ^14.13.1 || >=16.0.0"
 	},
 	"scripts": {
 		"test": "xo && ava && tsd"
@@ -36,11 +38,11 @@
 		"tags"
 	],
 	"dependencies": {
-		"to-semver": "^3.0.0"
+		"to-semver": "^4.0.0"
 	},
 	"devDependencies": {
-		"ava": "^2.4.0",
-		"tsd": "^0.13.1",
-		"xo": "^0.32.1"
+		"ava": "^3.15.0",
+		"tsd": "^0.18.0",
+		"xo": "^0.45.0"
 	}
 }

readme.md

@@ -2,18 +2,18 @@
 
 > Get the latest stable [semver](https://semver.org) version from an array of versions
 
-Can be useful when you have an unsorted list of versions, like Git tags, and want to get the semantically latest version.
+This can be useful when you have an unsorted list of versions, like Git tags, and want to get the semantically latest version.
 
 ## Install
 
-```
-$ npm install latest-semver
+```sh
+npm install latest-semver
 ```
 
 ## Usage
 
 ```js
-const latestSemver = require('latest-semver');
+import latestSemver from 'latest-semver';
 
 latestSemver([
 	'v1.8.0-alpha.1',

test.js

@@ -1,5 +1,5 @@
 import test from 'ava';
-import latestSemver from '.';
+import latestSemver from './index.js';
 
 test('main', t => {
 	const versions = [
@@ -8,7 +8,7 @@ test('main', t => {
 		'v1.6.9',
 		'v1.6.8',
 		'v1.3.15',
-		'v1.6.7'
+		'v1.6.7',
 	];
 
 	t.is(latestSemver(versions), '1.7.0');
@@ -23,7 +23,7 @@ test('handles prerelease versions', t => {
 	const versions = [
 		'1.2.3-alpha.3',
 		'1.2.0',
-		'1.0.0'
+		'1.0.0',
 	];
 
 	t.is(latestSemver(versions), '1.2.0');