Fixing 'firebase deploy' errors and warnings

functions/handlers/post.js

@@ -17,11 +17,11 @@ exports.putPost = (req, res) => {
         .then((doc) => {
             const resPost = newPost;
             resPost.postId = doc.id;
-            res.json(resPost);
+            return res.status(200).json(resPost);
         })
         .catch((err) => {
-            res.status(500).json({ error: 'something is wrong'});
             console.error(err);
+            return res.status(500).json({ error: 'something is wrong'});
         });
 };
 

functions/handlers/users.js

@@ -9,6 +9,10 @@ exports.getProfileInfo = (req, res) => {
     db.collection('users').doc(req.user.handle).get()
         .then((data) => {
             return res.status(200).json(data.data());
+        })
+        .catch((err) => {
+            console.error(err);
+            return res.status(500).json(err);
         });
 };
 
@@ -41,7 +45,7 @@ exports.updateProfileInfo = (req, res) => {
 
 exports.getUserDetails = (req, res) => {
     let userData = {};
-    db.doc('/users/${req.params.handle}').get().then((doc) => {
+    db.doc(`/users/${req.params.handle}`).get().then((doc) => {
             if (doc.exists) {
                 userData.user = doc.data();
                 return db.collection('post').where('userHandle', '==', req.params.handle)

functions/util/validator.js

@@ -4,7 +4,7 @@ const isEmpty = (str) => {
 };
 
 const isEmail = (str) => {
-    const emailRegEx = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
+    const emailRegEx = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
     if (str.match(emailRegEx)) return true;
     else return false;
 }