Grabbed dndbeyond's source code

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

ddb_main/react-jsx-parser/source/helpers/resolvePath.ts

@@ -0,0 +1,26 @@
+const pathToArrayPath = (path: string) => {
+	if (path == null || path === '') return []
+	return path.split('.')
+}
+
+const resolveArrayPath = (object: any, path: string[]): string | undefined => {
+	const [property, ...subPath] = path
+	if (object == null || property == null) {
+		return undefined
+	}
+	return subPath.length === 0
+		? object[property]
+		: resolveArrayPath(object[property], subPath)
+}
+
+/**
+ * Returns the result of a path query from an object
+ * @param {any} object the object to search
+ * @param {string} path the path, whose value will be retrieved
+ * @returns {any} the value (undefined if the path doesn't exist)
+ * @example
+ * resolvePath({ foo: { bar: { baz: 3 } } }, 'foo.bar.baz') // 3
+ */
+export const resolvePath = (object: any, path: string): any => (
+	resolveArrayPath(object, pathToArrayPath(path))
+)