feat(lsp): add web worker language servers as defaults

package.json

@@ -187,6 +187,10 @@
     "picomatch": "^4.0.4",
     "url-parse": "^1.5.10",
     "vanilla-picker": "^2.12.3",
+    "vscode-css-languageservice": "6.3.10",
+    "vscode-html-languageservice": "5.6.2",
+    "vscode-json-languageservice": "5.7.2",
+    "vscode-languageserver-textdocument": "1.0.12",
     "yargs": "^18.0.0"
   },
   "overrides": {

rspack.config.js

@@ -13,6 +13,10 @@ module.exports = (env, options) => {
     : '';
 
   const rules = [
+    {
+      test: /typescript[\\/]lib[\\/]lib\..*\.d\.ts$/,
+      type: 'asset/source',
+    },
     // TypeScript/TSX files - Custom JSX loader + SWC
     {
       test: /\.tsx?$/,
@@ -120,12 +124,20 @@ module.exports = (env, options) => {
 
   const main = {
     mode,
+    node: {
+      __dirname: false,
+      __filename: false,
+    },
     entry: {
       boot: './src/boot.js',
       main: './src/main.js',
       console: './src/lib/console.js',
       searchInFilesWorker: './src/sidebarApps/searchInFiles/worker.js',
       searchIndexWorker: './src/sidebarApps/searchInFiles/indexWorker.js',
+      htmlLspWorker: './src/cm/lsp/workers/html.worker.ts',
+      cssLspWorker: './src/cm/lsp/workers/css.worker.ts',
+      jsonLspWorker: './src/cm/lsp/workers/json.worker.ts',
+      typescriptLspWorker: './src/cm/lsp/workers/typescript.worker.ts',
     },
     output: {
       path: path.resolve(__dirname, 'www/build/'),
@@ -135,8 +147,17 @@ module.exports = (env, options) => {
       publicPath: devOrigin ? ''.concat(devOrigin, '/build/') : '/build/',
       clean: !isDev,
     },
+    // TypeScript's Node-only plugin loader uses a dynamic require. It is never
+    // reached by the browser worker, but Rspack cannot prove that statically.
+    ignoreWarnings: [
+      {
+        module: /typescript[\\/]lib[\\/]typescript\.js$/,
+        message: /Critical dependency/,
+      },
+    ],
     module: {
       rules,
+      exprContextCritical: false,
       parser: {
         javascript: {
           exportsPresence: 'error',

src/cm/lsp/api.ts

@@ -31,8 +31,13 @@ import type {
 	LspServerDefinition,
 	LspServerManifest,
 } from "./types";
+import {
+	createWorkerTransport,
+	type LspWorkerTransportOptions,
+} from "./workerTransport";
 
 export { defineBundle, defineServer, installers };
+export type { LspWorkerHostHandler, LspWorkerTransportOptions } from "./workerTransport";
 
 export type LspRegistrationEntry = LspServerManifest | LspServerBundle;
 
@@ -117,6 +122,12 @@ export const runtimes = {
 export const registerRuntime = runtimes.register;
 export const unregisterRuntime = runtimes.unregister;
 
+export const workers = {
+	createTransport(options: LspWorkerTransportOptions) {
+		return createWorkerTransport(options);
+	},
+};
+
 const lspApi = {
 	defineServer,
 	defineBundle,
@@ -126,6 +137,7 @@ const lspApi = {
 	servers,
 	bundles,
 	runtimes,
+	workers,
 	registerRuntimeProvider: registerRuntime,
 	unregisterRuntimeProvider: unregisterRuntime,
 };