webpack.config.js

/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/

//@ts-check
"use strict";

//@ts-check
/** @typedef {import('webpack').Configuration} WebpackConfig **/

const path = require("path");
const webpack = require("webpack");

/** @type WebpackConfig */
const extensionConfig = {
  target: "node", // vscode extensions run in a Node.js-context 📖 -> https://webpack.js.org/configuration/node/

  entry: "./src/extension.ts", // the entry point of this extension, 📖 -> https://webpack.js.org/configuration/entry-context/
  output: {
    // the bundle is stored in the 'dist' folder (check package.json), 📖 -> https://webpack.js.org/configuration/output/
    path: path.resolve(__dirname, "dist"),
    filename: "extension.js",
    libraryTarget: "commonjs2",
    devtoolModuleFilenameTemplate: "../[resource-path]",
  },
  devtool: "source-map",
  externals: {
    vscode: "commonjs vscode", // the vscode-module is created on-the-fly and must be excluded. Add other modules that cannot be webpack'ed, 📖 -> https://webpack.js.org/configuration/externals/
    emulators: "commonjs emulators",
  },
  resolve: {
    // support reading TypeScript and JavaScript files, 📖 -> https://git.1-hub.cnTypeStrong/ts-loader
    extensions: [".ts", ".js"],
  },
  module: {
    rules: [
      {
        test: /\.ts$/,
        exclude: /node_modules/,
        use: [
          {
            // configure TypeScript loader:
            // * enable sources maps for end-to-end source maps
            loader: "ts-loader",
            options: {
              compilerOptions: {
                sourceMap: true,
              },
            },
          },
        ],
      },
    ],
  },
  optimization: {
    minimize: process.argv.includes("--mode production"),
  },
};

/** @type WebpackConfig */
const webExtensionConfig = {
  mode: "none", // this leaves the source code as close as possible to the original (when packaging we set this to 'production')
  target: "webworker", // extensions run in a webworker context
  entry: {
    extension: "./src/web/extension.ts",
    "test/suite/index": "./src/web/test/suite/index.ts",
  },
  output: {
    filename: "[name].js",
    path: path.join(__dirname, "./dist/web"),
    libraryTarget: "commonjs",
    devtoolModuleFilenameTemplate: "../../[resource-path]",
  },
  resolve: {
    mainFields: ["browser", "module", "main"], // look for `browser` entry point in imported node modules
    extensions: [".ts", ".js"], // support ts-files and js-files
    alias: {
      // provides alternate implementation for node module and source files
    },
    fallback: {
      // Webpack 5 no longer polyfills Node.js core modules automatically.
      // see https://webpack.js.org/configuration/resolve/#resolvefallback
      // for the list of Node.js core module polyfills.
      assert: require.resolve("assert"),
    },
  },
  module: {
    rules: [
      {
        test: /\.ts$/,
        exclude: /node_modules/,
        use: [
          {
            loader: "ts-loader",
          },
        ],
      },
    ],
  },
  plugins: [
    new webpack.ProvidePlugin({
      process: "process/browser", // provide a shim for the global `process` variable
    }),
  ],
  externals: {
    vscode: "commonjs vscode", // ignored because it doesn't exist
  },
  performance: {
    hints: false,
  },
  devtool: "nosources-source-map", // create a source map that points to the original source file
};

const webviewConfig = {
  entry: path.resolve(__dirname, "src/webview/index.ts"), // the entry point 📖 -> https://webpack.js.org/configuration/entry-context/
  output: {
    path: path.resolve(__dirname, "dist"),
    filename: "index.js",
    devtoolModuleFilenameTemplate: "../[resource-path]",
  },
  externals: [],
  devtool: "source-map",
  resolve: {
    // support reading TypeScript and JavaScript files, 📖 -> https://git.1-hub.cnTypeStrong/ts-loader
    extensions: [".ts", ".js"],
  },
  module: {
    rules: [
      {
        test: /\.ts$/,
        exclude: /node_modules/,
        use: [
          {
            // configure TypeScript loader:
            // * enable sources maps for end-to-end source maps
            loader: "ts-loader",
            options: {
              compilerOptions: {
                sourceMap: true,
              },
            },
          },
        ],
      },
    ],
  },
  optimization: {
    minimize: process.argv.includes("--mode=production"),
  },
  stats: {
    warnings: false,
  },
};

module.exports = [extensionConfig, webExtensionConfig, webviewConfig];