Commit With Frontend and Backend in MERN

backend/node_modules/mquery/lib/collection/index.js

@@ -0,0 +1,13 @@
+'use strict';
+
+const env = require('../env');
+
+if ('unknown' == env.type) {
+  throw new Error('Unknown environment');
+}
+
+module.exports =
+  env.isNode ? require('./node') :
+    env.isMongo ? require('./collection') :
+      require('./collection');
+