Use Prettier JS (#5017)

* Adds prettier

* Run lint before tests

src/defaults.js

@@ -3,7 +3,7 @@ const { ParseServerOptions } = require('./Options/Definitions');
 const logsFolder = (() => {
   let folder = './logs/';
   if (typeof process !== 'undefined' && process.env.TESTING === '1') {
-    folder = './test_logs/'
+    folder = './test_logs/';
   }
   if (process.env.PARSE_SERVER_LOGS_FOLDER) {
     folder = nullParser(process.env.PARSE_SERVER_LOGS_FOLDER);
@@ -13,24 +13,26 @@ const logsFolder = (() => {
 
 const { verbose, level } = (() => {
   const verbose = process.env.VERBOSE ? true : false;
-  return { verbose, level: verbose ? 'verbose' : undefined }
+  return { verbose, level: verbose ? 'verbose' : undefined };
 })();
 
-
-const DefinitionDefaults = Object.keys(ParseServerOptions).reduce((memo, key) => {
-  const def = ParseServerOptions[key];
-  if (def.hasOwnProperty('default')) {
-    memo[key] = def.default;
-  }
-  return memo;
-}, {});
+const DefinitionDefaults = Object.keys(ParseServerOptions).reduce(
+  (memo, key) => {
+    const def = ParseServerOptions[key];
+    if (def.hasOwnProperty('default')) {
+      memo[key] = def.default;
+    }
+    return memo;
+  },
+  {}
+);
 
 const computedDefaults = {
   jsonLogs: process.env.JSON_LOGS || false,
   logsFolder,
   verbose,
   level,
-}
+};
 
 export default Object.assign({}, DefinitionDefaults, computedDefaults);
 export const DefaultMongoURI = DefinitionDefaults.databaseURI;