webpack.config.js

const path = require('path')

const HtmlWebpackPlugin = require('html-webpack-plugin')
const InlineChunkHtmlPlugin = require('react-dev-utils/InlineChunkHtmlPlugin')
const webpack = require('webpack')

module.exports = (env, argv) => ({
  mode: argv.mode === 'production' ? 'production' : 'development',
  // This is necessary because Figma's 'eval' works differently than normal eval
  devtool: argv.mode === 'production' ? false : 'inline-source-map',

  entry: {
    ui: './src/ui/index.tsx',
    code: './src/plugin/index.ts',
  },

  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: 'ts-loader',
        exclude: /node_modules/,
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.svg/,
        type: 'asset/inline',
      },
    ],
  },

  resolve: { extensions: ['.tsx', '.ts', '.jsx', '.js'] },
  output: {
    filename: '[name].js',
    path: path.resolve(__dirname, 'dist'),
  },
  plugins: [
    new webpack.DefinePlugin({
      global: {}, // Fix missing symbol error when running in developer VM
    }),
    new HtmlWebpackPlugin({
      inject: 'body',
      template: './src/ui/index.html',
      filename: 'ui.html',
      chunks: ['ui'],
    }),
    new InlineChunkHtmlPlugin(HtmlWebpackPlugin, [/ui/]),
  ],
})