Use Prettier JS (#5017)

* Adds prettier

* Run lint before tests

spec/MockEmailAdapterWithOptions.js

@@ -1,21 +1,21 @@
 module.exports = options => {
   if (!options) {
-    throw "Options were not provided"
+    throw 'Options were not provided';
   }
   const adapter = {
     sendVerificationEmail: () => Promise.resolve(),
     sendPasswordResetEmail: () => Promise.resolve(),
-    sendMail: () => Promise.resolve()
+    sendMail: () => Promise.resolve(),
   };
   if (options.sendMail) {
-    adapter.sendMail = options.sendMail
+    adapter.sendMail = options.sendMail;
   }
   if (options.sendPasswordResetEmail) {
-    adapter.sendPasswordResetEmail = options.sendPasswordResetEmail
+    adapter.sendPasswordResetEmail = options.sendPasswordResetEmail;
   }
   if (options.sendVerificationEmail) {
     adapter.sendVerificationEmail = options.sendVerificationEmail;
   }
 
   return adapter;
-}
+};