Use native ESM for dev scripts

e2e/watch-plugins/mjs/my-watch-plugin.mjs

@@ -6,17 +6,15 @@
  */
 class MyWatchPlugin {
   // Add hooks to Jest lifecycle events
-  apply(jestHooks) {
-  }
+  apply(jestHooks) {}
 
   // Get the prompt information for interactive plugins
   getUsageInfo(globalConfig) {
     console.log('getUsageInfo');
   }
 
   // Executed when the key from `getUsageInfo` is input
-  run(globalConfig, updateConfigAndRun) {
-  }
+  run(globalConfig, updateConfigAndRun) {}
 }
 
 export default MyWatchPlugin;

package.json

@@ -99,7 +99,7 @@
     "jest-jasmine": "JEST_JASMINE=1 yarn jest",
     "jest-jasmine-ci": "yarn jest-jasmine --color --config jest.config.ci.js",
     "jest-coverage": "yarn jest --coverage",
-    "lint": "eslint . --cache --ext js,jsx,ts,tsx,md",
+    "lint": "eslint . --cache --ext js,jsx,mjs,ts,tsx,md",
     "lint:prettier": "prettier '**/*.{json,md,yml,yaml}' 'website/**/*.{css,js}' --write",
     "lint:prettier:ci": "prettier '**/*.{json,md,yml,yaml}' 'website/**/*.{css,js}' --check",
     "remove-examples": "node ./scripts/remove-examples.mjs",

scripts/build.mjs

@@ -17,12 +17,12 @@
  */
 
 import assert from 'assert';
-import fs from 'fs';
 import path from 'path';
 import {fileURLToPath} from 'url';
 import babel from '@babel/core';
 import chalk from 'chalk';
 import glob from 'glob';
+import fs from 'graceful-fs';
 import micromatch from 'micromatch';
 import prettier from 'prettier';
 import transformOptions from '../babel.config.js';

scripts/buildTs.mjs

@@ -6,12 +6,12 @@
  */
 
 import assert from 'assert';
-import fs from 'fs';
 import os from 'os';
 import path from 'path';
 import chalk from 'chalk';
 import execa from 'execa';
 import globby from 'globby';
+import fs from 'graceful-fs';
 import stripJsonComments from 'strip-json-comments';
 import throat from 'throat';
 import {getPackages} from './buildUtils.mjs';

scripts/buildUtils.mjs

@@ -6,11 +6,11 @@
  */
 
 import assert from 'assert';
-import fs from 'fs';
 import {createRequire} from 'module';
 import path from 'path';
 import {fileURLToPath} from 'url';
 import chalk from 'chalk';
+import fs from 'graceful-fs';
 import {sync as readPkg} from 'read-pkg';
 import stringLength from 'string-length';
 

scripts/bundleTs.mjs

@@ -5,7 +5,6 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-import fs from 'fs';
 import {createRequire} from 'module';
 import path from 'path';
 import {fileURLToPath} from 'url';
@@ -15,6 +14,7 @@ import {
   ExtractorConfig,
 } from '@microsoft/api-extractor';
 import chalk from 'chalk';
+import fs from 'graceful-fs';
 import {sync as pkgDir} from 'pkg-dir';
 import prettier from 'prettier';
 import rimraf from 'rimraf';

scripts/checkCopyrightHeaders.mjs

@@ -6,7 +6,7 @@
  */
 
 import {execSync} from 'child_process';
-import fs from 'fs';
+import fs from 'graceful-fs';
 import {isBinaryFileSync} from 'isbinaryfile';
 
 const getFileContents = path => fs.readFileSync(path, {encoding: 'utf-8'});

scripts/remove-examples.mjs

@@ -7,10 +7,10 @@
 
 'use strict';
 
-import {writeFileSync} from 'fs';
 import {createRequire} from 'module';
 import {dirname, resolve} from 'path';
 import {fileURLToPath} from 'url';
+import fs from 'graceful-fs';
 import rimraf from 'rimraf';
 const require = createRequire(import.meta.url);
 
@@ -20,6 +20,6 @@ const config = require(configFile);
 
 delete config.projects;
 
-writeFileSync(configFile, `module.exports = ${JSON.stringify(config)};\n`);
+fs.writeFileSync(configFile, `module.exports = ${JSON.stringify(config)};\n`);
 
 rimraf.sync(resolve(dirname(fileURLToPath(import.meta.url)), '../examples/'));

scripts/verifyOldTs.mjs

@@ -7,12 +7,12 @@
 
 'use strict';
 
-import fs from 'fs';
 import {createRequire} from 'module';
 import path from 'path';
 import {fileURLToPath} from 'url';
 import chalk from 'chalk';
 import execa from 'execa';
+import fs from 'graceful-fs';
 import rimraf from 'rimraf';
 import stripJsonComments from 'strip-json-comments';
 import tempy from 'tempy';

scripts/verifyPnP.mjs

@@ -7,12 +7,12 @@
 
 'use strict';
 
-import fs from 'fs';
 import path from 'path';
 import {fileURLToPath} from 'url';
 import chalk from 'chalk';
 import dedent from 'dedent';
 import execa from 'execa';
+import fs from 'graceful-fs';
 import yaml from 'js-yaml';
 import rimraf from 'rimraf';
 import tempy from 'tempy';

scripts/watch.mjs

@@ -10,11 +10,11 @@
  */
 
 import {execSync} from 'child_process';
-import fs from 'fs';
 import path from 'path';
 import {fileURLToPath} from 'url';
 import chalk from 'chalk';
 import chokidar from 'chokidar';
+import fs from 'graceful-fs';
 import {PACKAGES_DIR, getPackages} from './buildUtils.mjs';
 
 const BUILD_CMD = `node ${path.resolve(