Grabbed dndbeyond's source code

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

ddb_main/packages/rules-engine/es/reducers/characterEnv.js

@@ -0,0 +1,16 @@
+import * as actionTypes from '../actions/characterEnv/actionTypes';
+import { CharacterLoadingStatusEnum } from './constants';
+export const initialEnvState = {
+    context: null,
+    loadingStatus: CharacterLoadingStatusEnum.NOT_INITIALIZED,
+};
+function characterEnv(state = initialEnvState, action) {
+    switch (action.type) {
+        case actionTypes.DATA_SET:
+            return Object.assign(Object.assign({}, state), action.payload);
+        default:
+        // not implemented
+    }
+    return state;
+}
+export default characterEnv;