Modernize lint stack and convert to ESM

eslint.config.mjs

@@ -0,0 +1,48 @@
+import prettier from 'eslint-plugin-prettier';
+import unicorn from 'eslint-plugin-unicorn';
+import globals from 'globals';
+import js from '@eslint/js';
+
+export default [
+  {
+    ignores: ['vendor/*', 'node_modules/*']
+  },
+  js.configs.recommended,
+  unicorn.configs.recommended,
+  {
+    plugins: {
+      prettier
+    },
+
+    languageOptions: {
+      globals: {
+        ...globals.node
+      },
+
+      ecmaVersion: 'latest',
+      sourceType: 'module'
+    },
+
+    rules: {
+      'prettier/prettier': [
+        'error',
+        {
+          singleQuote: true,
+          trailingComma: 'none',
+          arrowParens: 'avoid',
+          embeddedLanguageFormatting: 'off'
+        }
+      ],
+
+      'require-atomic-updates': 0,
+      'no-extra-semi': 0,
+      'no-mixed-spaces-and-tabs': 0,
+      'unicorn/filename-case': 0,
+      'unicorn/prevent-abbreviations': 0,
+      'unicorn/no-array-reduce': 0,
+      'unicorn/no-array-sort': 0,
+      'unicorn/no-array-reverse': 0,
+      'unicorn/prefer-spread': 0
+    }
+  }
+];

index.js

@@ -1,16 +1,20 @@
-'use strict';
+import os from 'node:os';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import { createRequire } from 'node:module';
 
-const os = require('os');
-const path = require('path');
-const pkg = require('./package');
+const require = createRequire(import.meta.url);
+const pkg = require('./package.json');
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
-module.exports = {
-  version: pkg.version,
-  binPath: function() {
-    let driverPath = path.resolve(__dirname, 'vendor', 'msedgedriver');
-    if (os.platform() === 'win32') {
-      driverPath = driverPath + '.exe';
-    }
-    return driverPath;
+export const version = pkg.version;
+
+export function binPath() {
+  let driverPath = path.resolve(__dirname, 'vendor', 'msedgedriver');
+  if (os.platform() === 'win32') {
+    driverPath = driverPath + '.exe';
   }
-};
+  return driverPath;
+}
+
+export default { version, binPath };

install.js

@@ -1,13 +1,16 @@
-'use strict';
+import os from 'node:os';
+import path from 'node:path';
+import { mkdir, unlink, chmod } from 'node:fs/promises';
+import { createWriteStream } from 'node:fs';
+import { pipeline } from 'node:stream/promises';
+import { Readable } from 'node:stream';
+import { fileURLToPath } from 'node:url';
+import { createRequire } from 'node:module';
+import StreamZip from 'node-stream-zip';
 
-const os = require('node:os');
-const path = require('node:path');
-const { mkdir, unlink, chmod } = require('node:fs/promises');
-const { createWriteStream } = require('node:fs');
-const { pipeline } = require('node:stream/promises');
-const { Readable } = require('node:stream');
-const StreamZip = require('node-stream-zip');
+const require = createRequire(import.meta.url);
 const pkg = require('./package.json');
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
 // The version of the driver that will be installed
 const EDGEDRIVER_VERSION =
@@ -25,7 +28,9 @@ function getDriverArchiveName() {
   const platform = os.platform();
   const arch = os.arch();
   if (platform === 'darwin') {
-    return arch === 'arm64' ? 'edgedriver_mac64_m1.zip' : 'edgedriver_mac64.zip';
+    return arch === 'arm64'
+      ? 'edgedriver_mac64_m1.zip'
+      : 'edgedriver_mac64.zip';
   }
   if (platform === 'linux') {
     return 'edgedriver_linux64.zip';
@@ -34,7 +39,7 @@ function getDriverArchiveName() {
     if (arch === 'x64') return 'edgedriver_win64.zip';
     if (arch === 'ia32') return 'edgedriver_win32.zip';
   }
-  return undefined;
+  return;
 }
 
 function getDriverUrl(archive) {
@@ -70,7 +75,7 @@ async function downloadFile(url, destination) {
 async function extractArchive(zipPath, destDir) {
   const zip = new StreamZip.async({ file: zipPath });
   try {
-    await zip.extract(null, destDir);
+    await zip.extract(undefined, destDir);
   } finally {
     await zip.close();
   }
@@ -79,8 +84,8 @@ async function extractArchive(zipPath, destDir) {
 async function tryUnlink(p) {
   try {
     await unlink(p);
-  } catch (err) {
-    if (err.code !== 'ENOENT') throw err;
+  } catch (error) {
+    if (error.code !== 'ENOENT') throw error;
   }
 }
 
@@ -120,9 +125,11 @@ async function install() {
   console.log(`Edgedriver ${EDGEDRIVER_VERSION} installed in ${vendorDir}`);
 }
 
-install().catch(err => {
+try {
+  await install();
+} catch (error) {
   console.error(
-    `Edgedriver ${EDGEDRIVER_VERSION} could not be installed: ${err.message}`
+    `Edgedriver ${EDGEDRIVER_VERSION} could not be installed: ${error.message}`
   );
-  process.exit(1);
-});
+  process.exitCode = 1;
+}