chore: apply suggestions from code review

Co-Authored-By: Jacob Heun <[email protected]>

src/peer-discovery/README.md

@@ -71,7 +71,7 @@ It returns a `Promise`
 
 - `discovery.on('peer', (peerInfo) => {})`
 
-Everytime a peer is discovered by a discovery service, it emmits a `peer` event with the discovered peer's information, which must contain the following properties:
+Every time a peer is discovered by a discovery service, it emits a `peer` event with the discovered peer's information, which must contain the following properties:
 
 - `<`[`PeerId`](https://github.com/libp2p/js-peer-id)`>` `peerInfo.id`
 - `<Array<`[`Multiaddr`](https://github.com/multiformats/js-multiaddr)`>>` `peerInfo.multiaddrs`

src/peer-discovery/tests/index.js

@@ -45,7 +45,7 @@ module.exports = (common) => {
       await discovery.start()
     })
 
-    it('should listen a peer event after start', async () => {
+    it('should emit a peer event after start', async () => {
       const defer = pDefer()
       await discovery.start()
 
@@ -59,7 +59,7 @@ module.exports = (common) => {
         defer.resolve()
       })
 
-      return defer.promise
+      await defer.promise
     })
 
     it('should not receive a peer event before start', async () => {