Grabbed dndbeyond's source code

```
~/go/bin/sourcemapper -output ddb -jsurl https://media.dndbeyond.com/character-app/static/js/main.90aa78c5.js
```

ddb_main/node_modules/react-redux/es/utils/batch.js

@@ -0,0 +1,14 @@
+// Default to a dummy "batch" implementation that just runs the callback
+function defaultNoopBatch(callback) {
+  callback();
+}
+
+var batch = defaultNoopBatch; // Allow injecting another batching function later
+
+export var setBatch = function setBatch(newBatch) {
+  return batch = newBatch;
+}; // Supply a getter just to skip dealing with ESM bindings
+
+export var getBatch = function getBatch() {
+  return batch;
+};