dynamic config

src/helper.js

@@ -0,0 +1,7 @@
+export function resolve_data (set, index) {
+  const keys = typeof index === 'string' ? index.split ('/') : index;
+  const data = set[keys[0]];
+  if (keys.length === 1)
+    return data;
+  return resolve_data (data, keys.slice (1));
+}