Apply Javascript styleguide

lib/mongo.js

@@ -5,7 +5,7 @@ const debug = debugname('hostr:mongo');
 
 const uristring = process.env.MONGO_URL || process.env.MONGOLAB_URI || 'mongodb://localhost:27017/hostr';
 
-let configuredClient = new Promise(function (resolve, reject) {
+const configuredClient = new Promise((resolve, reject) => {
   debug('Connecting to Mongodb');
   return MongoClient.connect(uristring).then((client) => {
     debug('Successfully connected to Mongodb');
@@ -20,19 +20,19 @@ let configuredClient = new Promise(function (resolve, reject) {
     client.ObjectId = mongodb().ObjectId;
     return resolve(client);
   }).catch((e) => {
-    reject(e)
+    reject(e);
   });
 }).catch((e) => {
   debug(e);
 });
 
 export default function() {
-  return function* (next) {
+  return function* dbMiddleware(next) {
     try {
       this.db = yield configuredClient;
     } catch (e) {
       debug(e);
     }
     yield next;
-  }
+  };
 }