update: configure webpack

app/gui2/webpack.config.cjs

@@ -5,7 +5,8 @@ module.exports = {
     entry: './ydoc-server/server.ts',
     output: {
         filename: 'ydoc-server-bundle.js',
-        path: path.resolve(__dirname, '../../target')
+        path: path.resolve(__dirname, '../../lib/java/js-websocket/target/classes'),
+        publicPath: ''
     },
     resolve: {
         extensions: [".ts", ".js"]

app/gui2/ydoc-server/server.ts

@@ -2,6 +2,6 @@ import { setupGatewayClient } from './ydoc'
 
 const wss = new WebSocketServer({ host: 'localhost', port: 1234 })
 
-wss.onconnect = (socket, url) => setupGatewayClient(socket, "language-server-url", url)
+wss.onconnect = (socket, url) => setupGatewayClient(socket, "ws://localhost:8080", url)
 
 wss.start()

build.sbt

@@ -1123,6 +1123,9 @@ lazy val `js-websocket` = project
   .enablePlugins(JPMSPlugin)
   .configs(Test)
   .settings(
+    crossPaths := false,
+    autoScalaLibrary := false,
+    run / fork := true,
     modulePath := {
       JPMSUtils.filterModulesFromUpdate(
         update.value,

lib/java/js-websocket/src/main/java/org/enso/polyfill/ClasspathResource.java

@@ -0,0 +1,27 @@
+package org.enso.polyfill;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URI;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
+
+public final class ClasspathResource {
+
+  private static final String FILE_NAME_SEPARATOR = "-";
+
+  private ClasspathResource() {}
+
+  public static URI createTempFile(String name) throws IOException {
+    var tempFileName = Path.of(name).getFileName().toString();
+    var target = Files.createTempFile(null, FILE_NAME_SEPARATOR + tempFileName);
+    target.toFile().deleteOnExit();
+
+    try (InputStream in = ClasspathResource.class.getResourceAsStream(name)) {
+      Files.copy(in, target, StandardCopyOption.REPLACE_EXISTING);
+    }
+
+    return target.toUri();
+  }
+}

lib/java/js-websocket/src/main/java/org/enso/polyfill/websocket/Main.java → lib/java/js-websocket/src/main/java/org/enso/polyfill/Main.java

@@ -1,28 +1,33 @@
-package org.enso.polyfill.websocket;
+package org.enso.polyfill;
 
 import java.io.File;
 import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Path;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Executors;
 
+import org.enso.polyfill.websocket.WebSocketPolyfill;
 import org.graalvm.polyglot.Context;
 import org.graalvm.polyglot.HostAccess;
 import org.graalvm.polyglot.Source;
 import org.graalvm.polyglot.io.IOAccess;
 
 public class Main {
 
-    private static final String DEMO_PATH = "/all-y-websocket.js";
+    private static final String YDOC_SERVER_PATH = "/ydoc-server-bundle.js";
+    private static final String WASM_PATH = "/153299079965dcf860b5.wasm";
 
     private Main() {
     }
 
     public static void main(String[] args) throws Exception {
-        var demo = Main.class.getResource(DEMO_PATH);
+        ClasspathResource.createTempFile(WASM_PATH);
+        var demo = ClasspathResource.createTempFile(YDOC_SERVER_PATH);
         if (demo == null) {
-            throw new IOException("Cannot find " + DEMO_PATH);
+            throw new IOException("Cannot find " + YDOC_SERVER_PATH);
         }
-        var commonJsRoot = new File(demo.toURI()).getParent();
+        var commonJsRoot = new File(demo).getParent();
 
         HostAccess hostAccess = HostAccess.newBuilder(HostAccess.EXPLICIT)
                 .allowArrayAccess(true)
@@ -41,7 +46,7 @@ public static void main(String[] args) throws Exception {
 
         try (var executor = Executors.newSingleThreadExecutor()) {
             var webSocketPolyfill = new WebSocketPolyfill(executor);
-            var demoJs = Source.newBuilder("js", demo)
+            var demoJs = Source.newBuilder("js", demo.toURL())
                     .mimeType("application/javascript+module")
                     .build();
 
@@ -57,5 +62,4 @@ public static void main(String[] args) throws Exception {
             System.in.read();
         }
     }
-
 }