Require Node.js 12.20 and move to ESM

.github/workflows/main.yml

@@ -10,13 +10,10 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
-          - 14
-          - 12
-          - 10
-          - 8
+          - 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

fixture.js

@@ -1,6 +1,6 @@
 #!/usr/bin/env node
-'use strict';
-const isAdmin = require('.');
+import process from 'node:process';
+import isAdmin from './index.js';
 
 (async () => {
 	const admin = await isAdmin();

index.d.ts

@@ -1,18 +1,14 @@
 /**
-Check if the process is running as Administrator on Windows.
+Check if the process is running as administrator on Windows.
 
-@returns Whether the process is running as Administrator.
+@returns Whether the process is running as administrator.
 
 @example
 ```
-import isAdmin = require('is-admin');
+import isAdmin from 'is-admin';
 
-(async () => {
-	console.log(await isAdmin());
-	//=> false
-})();
+console.log(await isAdmin());
+//=> false
 ```
 */
-declare function isAdmin(): Promise<boolean>;
-
-export = isAdmin;
+export default function isAdmin(): Promise<boolean>;

index.js

@@ -1,25 +1,24 @@
-'use strict';
-const execa = require('execa');
+import process from 'node:process';
+import execa from 'execa';
 
 // https://stackoverflow.com/a/28268802
 async function testFltmc() {
 	try {
 		await execa('fltmc');
 		return true;
-	} catch (_) {
+	} catch {
 		return false;
 	}
 }
 
-module.exports = async () => {
+export default async function isAdmin() {
 	if (process.platform !== 'win32') {
 		return false;
 	}
 
 	try {
-		// TODO: Convert this to not use `.shell` as it's slighly faster
 		// https://stackoverflow.com/a/21295806/1641422
-		await execa.shell('fsutil dirty query %systemdrive%');
+		await execa('fsutil', ['dirty', 'query', process.env.systemdrive]);
 		return true;
 	} catch (error) {
 		if (error.code === 'ENOENT') {
@@ -28,4 +27,4 @@ module.exports = async () => {
 
 		return false;
 	}
-};
+}

index.test-d.ts

@@ -1,4 +1,4 @@
 import {expectType} from 'tsd';
-import isAdmin = require('.');
+import isAdmin from './index.js';
 
 expectType<Promise<boolean>>(isAdmin());

license

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) Sindre Sorhus <[email protected]> (sindresorhus.com)
+Copyright (c) Sindre Sorhus <[email protected]> (https://sindresorhus.com)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 

package.json

@@ -1,16 +1,19 @@
 {
 	"name": "is-admin",
 	"version": "3.0.0",
-	"description": "Check if the process is running as Administrator on Windows",
+	"description": "Check if the process is running as administrator on Windows",
 	"license": "MIT",
 	"repository": "sindresorhus/is-admin",
+	"funding": "https://github.com/sponsors/sindresorhus",
 	"author": {
 		"name": "Sindre Sorhus",
 		"email": "[email protected]",
-		"url": "sindresorhus.com"
+		"url": "https://sindresorhus.com"
 	},
+	"type": "module",
+	"exports": "./index.js",
 	"engines": {
-		"node": ">=8"
+		"node": "^12.20.0 || ^14.13.1 || >=16.0.0"
 	},
 	"scripts": {
 		"test": "xo && ava && tsd"
@@ -35,11 +38,11 @@
 		"root"
 	],
 	"dependencies": {
-		"execa": "^1.0.0"
+		"execa": "^5.1.1"
 	},
 	"devDependencies": {
-		"ava": "^1.4.1",
-		"tsd": "^0.7.2",
-		"xo": "^0.24.0"
+		"ava": "^3.15.0",
+		"tsd": "^0.17.0",
+		"xo": "^0.44.0"
 	}
 }

readme.md

@@ -1,39 +1,28 @@
 # is-admin
 
-> Check if the process is running as Administrator on Windows
-
+> Check if the process is running as administrator on Windows
 
 ## Install
 
 ```
 $ npm install is-admin
 ```
 
-
 ## Usage
 
 ```js
-const isAdmin = require('is-admin');
+import isAdmin from 'is-admin';
 
-(async () => {
-	console.log(await isAdmin());
-	//=> false
-})();
+console.log(await isAdmin());
+//=> false
 ```
 
-
 ## API
 
 ### isAdmin()
 
-Returns a `Promise<boolean>` indicating whether the process is running as Administrator.
-
+Returns a `Promise<boolean>` indicating whether the process is running as administrator.
 
 ## Related
 
 - [is-elevated](https://github.com/sindresorhus/is-elevated) - Check if the process is running with elevated privileges *(cross-platform)*
-
-
-## License
-
-MIT © [Sindre Sorhus](https://sindresorhus.com)

test.js

@@ -1,3 +1,4 @@
+import process from 'node:process';
 import test from 'ava';
 import execa from 'execa';