⚡ update format

eventEmitter.spec.js

@@ -13,9 +13,7 @@ describe("Event Emitter", () => {
   });
 
   it("has simple API", () => {
-    const keys = Object.keys(emitter)
-      .sort()
-      .join();
+    const keys = Object.keys(emitter).sort().join();
     expect(keys).toBe("emit,on");
   });
 

pubsub.js

@@ -1,13 +1,13 @@
 module.exports = () => {
   const subscribers = new Set();
 
-  const sub = fn => {
+  const sub = (fn) => {
     subscribers.add(fn);
 
     return () => subscribers.delete(fn);
   };
 
-  const pub = data => subscribers.forEach(fn => fn(data));
+  const pub = (data) => subscribers.forEach((fn) => fn(data));
 
   return Object.freeze({ pub, sub });
 };

pubsub.spec.js

@@ -11,9 +11,7 @@ describe("PubSub", () => {
   });
 
   it("has simple API", () => {
-    const keys = Object.keys(events)
-      .sort()
-      .join();
+    const keys = Object.keys(events).sort().join();
     expect(keys).toBe("pub,sub");
   });