Add LiveQuery

src/LiveQuery/ParsePubSub.js

@@ -0,0 +1,29 @@
+import { RedisPubSub } from './RedisPubSub';
+import { EventEmitterPubSub } from './EventEmitterPubSub';
+
+let ParsePubSub = {};
+
+function useRedis(config: any): boolean {
+  let redisURL = config.redisURL;
+  return typeof redisURL !== 'undefined' && redisURL !== '';
+}
+
+ParsePubSub.createPublisher = function(config: any): any {
+  if (useRedis(config)) {
+    return RedisPubSub.createPublisher(config.redisURL);
+  } else {
+    return EventEmitterPubSub.createPublisher();
+  }
+}
+
+ParsePubSub.createSubscriber = function(config: any): void {
+  if (useRedis(config)) {
+    return RedisPubSub.createSubscriber(config.redisURL);
+  } else {
+    return EventEmitterPubSub.createSubscriber();
+  }
+}
+
+export {
+  ParsePubSub
+}