feat: works

__wasm/wit-bindgen-sample/engine/boa/index.js

@@ -0,0 +1,46 @@
+import { evaluate } from "./boa_wasm/pkg";
+
+import * as monaco from "monaco-editor/esm/vs/editor/editor.api";
+
+const initialCode = `\
+function greet(targetName) {
+  return 'Hello, ' + targetName + '!';
+}
+
+greet('World')
+`;
+
+const editor = monaco.editor.create(
+  document.getElementsByClassName("textbox")[0],
+  {
+    value: initialCode,
+    language: "javascript",
+    theme: "vs",
+    minimap: {
+      enabled: false,
+    },
+  }
+);
+
+// Fix size of Monaco Editor when window resize
+window.addEventListener("resize", () => {
+  editor.layout();
+});
+
+window.evaluate = evaluate;
+
+editor.getModel().onDidChangeContent(inputHandler);
+inputHandler(); // Evaluate initial code
+
+function inputHandler(evt) {
+  const text = editor.getValue();
+  let p = document.querySelector("p.output");
+
+  try {
+    let result = window.evaluate(text);
+    p.textContent = `> ${result}`;
+  } catch (err) {
+    console.error(err);
+    p.innerHTML = `<span style="color:red">${err}</span>`;
+  }
+}