From f95b4a83fcb542d7e403ddd628ea990b93759246 Mon Sep 17 00:00:00 2001
From: Peter Muessig <peter.muessig@sap.com>
Date: Thu, 4 Apr 2024 18:34:07 +0200
Subject: [PATCH] fix: remove empty export declaration added by TypeScript

The following code of the babel-plugin-transform-typescript
creates an empty export for modules
https://github.com/babel/babel/blob/main/packages/babel-plugin-transform-typescript/src/index.ts#L399
---
 packages/plugin/src/modules/helpers/wrapper.js | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/packages/plugin/src/modules/helpers/wrapper.js b/packages/plugin/src/modules/helpers/wrapper.js
index 35938ba..38ea324 100644
--- a/packages/plugin/src/modules/helpers/wrapper.js
+++ b/packages/plugin/src/modules/helpers/wrapper.js
@@ -21,7 +21,16 @@ export function wrap(visitor, programNode, opts) {
     injectDynamicImportHelper
   );
 
-  if (!needsWrap) return;
+  if (!needsWrap) {
+    // cleanup the program node if it's empty (just having empty imports)
+    programNode.body = programNode.body.filter((node) => {
+      if (t.isExportNamedDeclaration(node)) {
+        return node.declaration != null;
+      }
+      return true;
+    });
+    return;
+  }
 
   let { body } = programNode;