Fix bundled @babel/code-frame for test (#19340)

.yarn/plugins/plugin-prepare.cjs

@@ -4,11 +4,11 @@ const path = require("node:path");
 const root = path.join(__dirname, "../../");
 
 function setupVscode() {
-  const settingsFile = path.join(__dirname, "../../.vscode/settings.json");
-
+  const vscodeDirectory = path.join(root, ".vscode/");
+  const settingsFile = path.join(vscodeDirectory, "settings.json");
   const settingsExampleFile = path.join(
-    __dirname,
-    "../../.vscode/settings.example.json",
+    vscodeDirectory,
+    "settings.example.json",
   );
 
   if (fs.existsSync(settingsFile) || !fs.existsSync(settingsExampleFile)) {
@@ -29,8 +29,19 @@ module.exports = {
   name: "plugin-prepare",
   factory: () => ({
     hooks: {
-      async afterAllInstalled({ cwd }) {
-        if (cwd !== root) {
+      async afterAllInstalled({ cwd: rawCwd }) {
+        console.log(`Yarn plugin "prepare" running in "${rawCwd}".`);
+
+        let cwd = rawCwd;
+
+        if (process.platform === "win32" && cwd.startsWith("/")) {
+          cwd = cwd.slice(1);
+        }
+
+        if (path.join(cwd, "./") !== root) {
+          console.log(
+            `Yarn plugin "prepare" skipped, yarn command not running in "${root}".`,
+          );
           return;
         }