build: convert Forge and Webpack config to TypeScript

.circleci/config.yml

@@ -111,7 +111,7 @@ jobs:
       shell: bash.exe
     steps:
       - install
-      - run: export WINDOWS_CODESIGN_FILE=$(node ./tools/add-windows-cert.js)
+      - run: export WINDOWS_CODESIGN_FILE=$(ts-node ./tools/add-windows-cert.ts)
       - run: npx yarn run publish --arch=<< parameters.arch >> --dry-run
       - store_artifacts:
           path: out

forge.config.js → forge.config.ts

@@ -1,9 +1,13 @@
-const fs = require('fs');
-const path = require('path');
+import * as fs from 'node:fs';
+import * as path from 'node:path';
 
-const packageJson = require('./package.json');
-const { maybeFetchContributors } = require('./tools/contributors');
-const { populateReleases } = require('./tools/fetch-releases');
+import type { ForgeConfig } from '@electron-forge/shared-types';
+
+import packageJson from './package.json';
+import { maybeFetchContributors } from './tools/contributors';
+import { populateReleases } from './tools/fetch-releases';
+import { mainConfig } from './tools/webpack/webpack.main.config';
+import { rendererConfig } from './tools/webpack/webpack.renderer.config';
 
 const { version } = packageJson;
 const iconDir = path.resolve(__dirname, 'assets', 'icons');
@@ -27,7 +31,7 @@ const commonLinuxConfig = {
   mimeType: ['x-scheme-handler/electron-fiddle'],
 };
 
-const config = {
+const config: ForgeConfig = {
   hooks: {
     generateAssets: async () => {
       await Promise.all([populateReleases(), maybeFetchContributors(true)]);
@@ -45,10 +49,10 @@ const config = {
           liveReload: false,
           hot: 'only',
         },
-        mainConfig: path.join(root, 'tools/webpack/webpack.main.config.js'),
+        mainConfig: mainConfig,
         renderer: {
           nodeIntegration: true,
-          config: path.join(root, 'tools/webpack/webpack.renderer.config.js'),
+          config: rendererConfig,
           entryPoints: [
             {
               html: path.join(root, './static/index.html'),
@@ -108,7 +112,7 @@ const config = {
     {
       name: '@electron-forge/maker-squirrel',
       platforms: ['win32'],
-      config: (arch) => ({
+      config: (arch: string) => ({
         name: 'electron-fiddle',
         authors: 'Electron Community',
         exe: 'electron-fiddle.exe',
@@ -125,6 +129,7 @@ const config = {
     {
       name: '@electron-forge/maker-zip',
       platforms: ['darwin'],
+      config: {},
     },
     {
       name: '@electron-forge/maker-deb',
@@ -178,7 +183,8 @@ function notarizeMaybe() {
     return;
   }
 
-  config.packagerConfig.osxNotarize = {
+  // TODO: appBundleId is not being accepted for typing
+  (config.packagerConfig!.osxNotarize as any) = {
     appBundleId: 'com.electron.fiddle',
     appleId: process.env.APPLE_ID,
     appleIdPassword: process.env.APPLE_ID_PASSWORD,
@@ -189,4 +195,4 @@ function notarizeMaybe() {
 notarizeMaybe();
 
 // Finally, export it
-module.exports = config;
+export default config;

package.json

@@ -7,7 +7,7 @@
   "homepage": "https://electronjs.org/fiddle",
   "main": "./.webpack/main",
   "scripts": {
-    "contributors": "node ./tools/contributors.js",
+    "contributors": "ts-node ./tools/contributors.ts",
     "lint:style": "stylelint \"./src/less/*.less\"",
     "lint:ts": "eslint \"./**/*.{ts,tsx}\"",
     "lint:js": "eslint \"./**/*.js\"",
@@ -24,7 +24,7 @@
     "test:ci": "jest --ci --config=jest.json --coverage --runInBand --reporters=jest-junit",
     "test:report": "jest --config=jest.json --json --bail=false --outputFile=report.json | true",
     "tsc": "tsc --noEmit -p .",
-    "electron-releases": "node --unhandled-rejections=strict ./tools/fetch-releases.js",
+    "electron-releases": "node --unhandled-rejections=strict -r ts-node/register ./tools/fetch-releases.ts",
     "postinstall": "husky install && npm run electron-releases"
   },
   "keywords": [
@@ -35,7 +35,7 @@
   "author": "Felix Rieseberg <[email protected]>",
   "license": "MIT",
   "config": {
-    "forge": "./forge.config.js"
+    "forge": "./forge.config.ts"
   },
   "dependencies": {
     "@blueprintjs/core": "^3.36.0",
@@ -144,6 +144,7 @@
     "terser-webpack-plugin": "^5.3.3",
     "ts-jest": "^29.1.1",
     "ts-loader": "^9.4.4",
+    "ts-node": "^10.9.1",
     "typescript": "^5.1.6",
     "webpack": "^5.69.1"
   },

tools/add-windows-cert.js → tools/add-windows-cert.ts

@@ -1,5 +1,5 @@
-import * as os from 'os';
-import * as path from 'path';
+import * as os from 'node:os';
+import * as path from 'node:path';
 
 import * as fs from 'fs-extra';
 

tools/contributors.js → tools/contributors.ts

@@ -1,9 +1,9 @@
-const path = require('path');
-const util = require('util');
+import * as path from 'node:path';
+import * as util from 'node:util';
 
-const fetch = require('cross-fetch');
-const fs = require('fs-extra');
-const logSymbols = require('log-symbols');
+import fetch from 'cross-fetch';
+import fs from 'fs-extra';
+import logSymbols from 'log-symbols';
 
 const { GITHUB_TOKEN, GH_TOKEN } = process.env;
 const CONTRIBUTORS_FILE_PATH = path.join(
@@ -12,14 +12,33 @@ const CONTRIBUTORS_FILE_PATH = path.join(
 );
 const CONTRIBUTORS_URL =
   'https://api.github.com/repos/electron/fiddle/contributors?per_page=100';
-const HEADERS =
+const HEADERS: Record<string, string> =
   GITHUB_TOKEN || GH_TOKEN
     ? {
         Authorization: `Bearer ${GITHUB_TOKEN || GH_TOKEN}`,
       }
     : {};
 
-async function maybeFetchContributors(silent) {
+interface GitHubContributorInfo {
+  html_url: string;
+  url: string;
+  login: string;
+  avatar_url: string;
+  type: string;
+  contributions: number;
+}
+
+interface ContributorInfo {
+  url: string;
+  api: string;
+  login: string;
+  avatar: string;
+  name: string;
+  bio: string;
+  location: string;
+}
+
+export async function maybeFetchContributors(silent?: boolean): Promise<void> {
   try {
     const stats = fs.statSync(CONTRIBUTORS_FILE_PATH);
     const mtime = new Date(util.inspect(stats.mtime));
@@ -66,9 +85,10 @@ async function maybeFetchContributors(silent) {
  * Fetch the name for a contributor
  *
  * @param contributor - Contributor object
- * @returns {Promise}
  */
-function fetchDetailsContributor(contributor) {
+function fetchDetailsContributor(contributor: {
+  api: string;
+}): Promise<ContributorInfo> {
   return fetch(contributor.api, { headers: HEADERS }).then((response) =>
     response.json(),
   );
@@ -78,41 +98,38 @@ function fetchDetailsContributor(contributor) {
  * Fetch the names for an array of contributors
  *
  * @param contributors - Array of contributor
- * @returns {Promise}
  */
-function fetchDetailsContributors(contributors) {
-  return new Promise((resolve) => {
-    const withDetails = contributors;
-    const promises = [];
-
-    contributors.forEach((contributor, i) => {
-      const detailFetcher = fetchDetailsContributor(contributor).then(
-        ({ name, bio, location }) => {
-          withDetails[i].name = name;
-          withDetails[i].bio = bio;
-          withDetails[i].location = location;
-        },
-      );
-
-      promises.push(detailFetcher);
-    });
+async function fetchDetailsContributors(
+  contributors: Pick<ContributorInfo, 'api'>[],
+) {
+  const withDetails = contributors as ContributorInfo[];
+  const promises: Promise<void>[] = [];
+
+  contributors.forEach((contributor, i) => {
+    const detailFetcher = fetchDetailsContributor(contributor).then(
+      ({ name, bio, location }) => {
+        withDetails[i].name = name;
+        withDetails[i].bio = bio;
+        withDetails[i].location = location;
+      },
+    );
 
-    Promise.all(promises).then(() => resolve(withDetails));
+    promises.push(detailFetcher);
   });
+
+  await Promise.all(promises);
+  return withDetails;
 }
 
-/**
- * (description)
- *
- * @export
- * @returns {Promise}
- */
 function fetchContributors() {
-  const contributors = [];
+  const contributors: Pick<
+    ContributorInfo,
+    'url' | 'api' | 'login' | 'avatar'
+  >[] = [];
 
   return fetch(CONTRIBUTORS_URL, { headers: HEADERS })
     .then((response) => response.json())
-    .then(async (data) => {
+    .then(async (data: GitHubContributorInfo[]) => {
       if (data && data.forEach) {
         data.forEach(
           ({ html_url, url, login, avatar_url, type, contributions }) => {
@@ -140,7 +157,7 @@ function fetchContributors() {
  * Fetch the contributors and write the result to disk
  */
 async function fetchAndWriteContributorsFile() {
-  await new Promise((resolve) => {
+  await new Promise<void>((resolve) => {
     fs.access(
       CONTRIBUTORS_FILE_PATH,
       fs.constants.F_OK | fs.constants.R_OK | fs.constants.W_OK,
@@ -151,7 +168,7 @@ async function fetchAndWriteContributorsFile() {
         }
 
         console.log(logSymbols.info, 'Fetching contributors');
-        let data;
+        let data: ContributorInfo[];
 
         try {
           data = await fetchContributors();
@@ -178,10 +195,6 @@ async function fetchAndWriteContributorsFile() {
   });
 }
 
-module.exports = {
-  maybeFetchContributors,
-};
-
 if (require.main === module) {
   (async () => {
     await maybeFetchContributors();

tools/fetch-releases.js → tools/fetch-releases.ts

@@ -1,11 +1,11 @@
-const path = require('path');
+import * as path from 'node:path';
 
-const { ElectronVersions } = require('@electron/fiddle-core');
-const fs = require('fs-extra');
+import { ElectronVersions } from '@electron/fiddle-core';
+import fs from 'fs-extra';
 
 const file = path.join(__dirname, '..', 'static', 'releases.json');
 
-async function populateReleases() {
+export async function populateReleases() {
   const elves = await ElectronVersions.create(undefined, { ignoreCache: true });
   const releases = elves.versions.map(({ version }) =>
     elves.getReleaseInfo(version),
@@ -26,10 +26,6 @@ async function populateReleases() {
   }
 }
 
-module.exports = {
-  populateReleases,
-};
-
 if (require.main === module) {
   (async () => {
     await populateReleases();

tools/webpack/common/webpack.plugins.ts

@@ -0,0 +1,14 @@
+import type IForkTsCheckerWebpackPlugin from 'fork-ts-checker-webpack-plugin';
+import { ProvidePlugin } from 'webpack';
+
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+const ForkTsCheckerWebpackPlugin: typeof IForkTsCheckerWebpackPlugin = require('fork-ts-checker-webpack-plugin');
+
+export const plugins = [
+  new ForkTsCheckerWebpackPlugin({
+    logger: 'webpack-infrastructure',
+  }),
+  new ProvidePlugin({
+    __importStar: ['tslib', '__importStar'],
+  }),
+];

tools/webpack/common/webpack.rules.js → tools/webpack/common/webpack.rules.ts

@@ -1,4 +1,6 @@
-module.exports = [
+import type { ModuleOptions } from 'webpack';
+
+export const rules: Required<ModuleOptions>['rules'] = [
   // Add support for native node modules
   {
     // We're specifying native_modules in the test because the asset relocator loader generates a

tools/webpack/webpack.main.config.js → tools/webpack/webpack.main.config.ts

@@ -1,10 +1,11 @@
-const CopyPlugin = require('copy-webpack-plugin');
-const TerserPlugin = require('terser-webpack-plugin');
+import CopyPlugin from 'copy-webpack-plugin';
+import TerserPlugin from 'terser-webpack-plugin';
+import type { Configuration } from 'webpack';
 
-const plugins = require('./common/webpack.plugins');
-const rules = require('./common/webpack.rules');
+import { plugins } from './common/webpack.plugins';
+import { rules } from './common/webpack.rules';
 
-module.exports = {
+export const mainConfig: Configuration = {
   /**
    * This is the main entry point for your application, it's the first file
    * that runs in the main process.

tools/webpack/webpack.renderer.config.js → tools/webpack/webpack.renderer.config.ts

@@ -1,10 +1,11 @@
-const MiniCssExtractPlugin = require('mini-css-extract-plugin');
-const MonacoWebpackPlugin = require('monaco-editor-webpack-plugin');
+import MiniCssExtractPlugin from 'mini-css-extract-plugin';
+import MonacoWebpackPlugin from 'monaco-editor-webpack-plugin';
+import type { Configuration } from 'webpack';
 
-const plugins = require('./common/webpack.plugins');
-const rules = require('./common/webpack.rules');
+import { plugins } from './common/webpack.plugins';
+import { rules } from './common/webpack.rules';
 
-module.exports = {
+export const rendererConfig: Configuration = {
   module: {
     rules: [
       ...rules,