Bundle preload.js

webpack.config.ts

@@ -5,6 +5,7 @@ import { resolve } from 'path';
 // eslint-disable-next-line import/no-extraneous-dependencies
 import { Configuration, EnvironmentPlugin, ProvidePlugin } from 'webpack';
 import HtmlWebpackPlugin = require('html-webpack-plugin');
+import TerserPlugin = require('terser-webpack-plugin');
 
 const context = __dirname;
 const { NODE_ENV: mode = 'development' } = process.env;
@@ -27,6 +28,7 @@ const csp = `
 const stickerCreatorConfig: Configuration = {
   context,
   mode: mode as Configuration['mode'],
+  cache: { type: 'filesystem' },
   devtool: 'source-map',
   entry: [
     'react-hot-loader/patch',
@@ -89,4 +91,64 @@ const stickerCreatorConfig: Configuration = {
   },
 };
 
-export default [stickerCreatorConfig];
+const EXTERNAL_MODULE = new Set([
+  'backbone',
+  'better-sqlite3',
+  'ffi-napi',
+  'fs-xattr',
+  'fsevents',
+  'got',
+  'jquery',
+  'libsignal-client',
+  'node-fetch',
+  'node-sass',
+  'pino',
+  'proxy-agent',
+  'ref-array-napi',
+  'ref-napi',
+  'ringrtc',
+  'sharp',
+  'websocket',
+  'zkgroup',
+]);
+
+const preloadConfig: Configuration = {
+  context,
+  mode: mode as Configuration['mode'],
+  cache: { type: 'filesystem' },
+  devtool: mode === 'development' ? 'inline-source-map' : false,
+  entry: ['./preload.js'],
+  // Stack-traces have to be readable so don't mangle function names.
+  optimization: {
+    minimizer: [
+      new TerserPlugin({
+        terserOptions: {
+          mangle: {
+            keep_fnames: true,
+          },
+        },
+      }),
+    ],
+  },
+  target: 'electron-preload',
+  output: {
+    path: resolve(context),
+    filename: 'preload.bundle.js',
+    publicPath: './',
+  },
+  resolve: {
+    extensions: ['.js'],
+    alias: {},
+  },
+  externals: [
+    ({ request = '' }, callback) => {
+      if (EXTERNAL_MODULE.has(request)) {
+        return callback(undefined, `commonjs2 ${request}`);
+      }
+
+      callback();
+    },
+  ],
+};
+
+export default [stickerCreatorConfig, preloadConfig];