Add server add-on babel transform

Reviewed By: antonk52

Differential Revision: D34393126

fbshipit-source-id: d910392d9ac7e7a44e2e9ede690a6bed77f018c7

desktop/babel-transformer/src/transform-server-add-on.tsx

@@ -0,0 +1,47 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @format
+ */
+
+import {default as doTransform} from './transform';
+import {default as getCacheKey} from './get-cache-key';
+
+// Copy-paste from transform-plugin with @babel/preset-env instead of @babel/preset-react
+
+const presets = [
+  [
+    '@babel/preset-env',
+    {
+      targets: {
+        node: 'current',
+      },
+    },
+  ],
+];
+
+const plugins = [
+  require('./electron-requires'),
+  require('./plugin-flipper-requires'),
+  require('./fb-stubs'),
+];
+
+module.exports = {
+  transform,
+  getCacheKey,
+};
+
+function transform({
+  filename,
+  options,
+  src,
+}: {
+  filename: string;
+  options: any;
+  src: string;
+}) {
+  return doTransform({filename, options, src, presets, plugins});
+}

desktop/pkg-lib/src/runBuild.tsx

@@ -166,9 +166,7 @@ export default async function bundlePlugin(
       dev,
       sourceMapPath: options?.sourceMapPathServerAddOn,
       babelTransformerPath: require.resolve(
-        `flipper-babel-transformer/${
+        'flipper-babel-transformer/lib/transform-server-add-on',
-          dev ? 'lib/transform-server-dev' : 'lib/transform-server-prod'
-        }`,
       ),
     });
   }