Use Prettier JS (#5017)

* Adds prettier

* Run lint before tests

src/Adapters/PubSub/EventEmitterPubSub.js

@@ -25,9 +25,9 @@ class Subscriber extends events.EventEmitter {
   }
 
   subscribe(channel: string): void {
-    const handler = (message) => {
+    const handler = message => {
       this.emit('message', channel, message);
-    }
+    };
     this.subscriptions.set(channel, handler);
     this.emitter.on(channel, handler);
   }
@@ -51,9 +51,7 @@ function createSubscriber(): any {
 
 const EventEmitterPubSub = {
   createPublisher,
-  createSubscriber
-}
+  createSubscriber,
+};
 
-export {
-  EventEmitterPubSub
-}
+export { EventEmitterPubSub };

src/Adapters/PubSub/PubSubAdapter.js

@@ -25,7 +25,7 @@ interface Publisher {
    * @param {String} channel the channel in which to publish
    * @param {String} message the message to publish
    */
-  publish(channel: string, message: string):void;
+  publish(channel: string, message: string): void;
 }
 
 /**

src/Adapters/PubSub/RedisPubSub.js

@@ -1,18 +1,16 @@
 import redis from 'redis';
 
-function createPublisher({redisURL}): any {
+function createPublisher({ redisURL }): any {
   return redis.createClient(redisURL, { no_ready_check: true });
 }
 
-function createSubscriber({redisURL}): any {
+function createSubscriber({ redisURL }): any {
   return redis.createClient(redisURL, { no_ready_check: true });
 }
 
 const RedisPubSub = {
   createPublisher,
-  createSubscriber
-}
+  createSubscriber,
+};
 
-export {
-  RedisPubSub
-}
+export { RedisPubSub };