rspack.config.js

//@ts-check

"use strict";
const path = require("path");
const { defineConfig } = require("@rspack/cli");

module.exports = defineConfig((env, args) => {
  const isProd = args.mode === "production";
  return {
    target: "node", // vscode extensions run in a Node.js-context
    mode: isProd ? "production" : "development", // this leaves the source code as close as possible to the original
    entry: "./src/extension.ts", // the entry point of this extension
    output: {
      // the bundle is stored in the 'dist' folder
      path: path.resolve(__dirname, "dist"),
      filename: "extension.js",
      library: {
        type: "commonjs2",
      },
    },
    externals: {
      vscode: "commonjs vscode", // the vscode-module must be excluded
      // modules added here also need to be added in the .vsceignore file
      bufferutil: "bufferutil",
      "utf-8-validate": "utf-8-validate",
    },
    resolve: {
      // support reading TypeScript and JavaScript files
      extensions: [".ts", ".js"],
    },
    module: {
      rules: [
        {
          test: /\.ts$/,
          exclude: /node_modules/,
          use: [
            {
              loader: "builtin:swc-loader",
              options: {
                jsc: {
                  parser: {
                    syntax: "typescript",
                  },
                },
              },
            },
          ],
        },
      ],
    },
    devtool: isProd ? "hidden-source-map" : "nosources-source-map",
  };
});