From 008a5c830d72ce69da27d63457e18d72b1442648 Mon Sep 17 00:00:00 2001
From: Ben McCann <322311+benmccann@users.noreply.github.com>
Date: Thu, 10 Sep 2020 21:47:04 -0700
Subject: [PATCH] Add port validation to server.js

---
 site/src/server.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/site/src/server.js b/site/src/server.js
index c7cf93c3b5..98ade9e727 100644
--- a/site/src/server.js
+++ b/site/src/server.js
@@ -4,7 +4,11 @@ import sirv from 'sirv';
 import * as sapper from '@sapper/server';
 import { sanitize_user, authenticate } from './utils/auth';
 
-const { PORT = 3000 } = process.env;
+const { PORT } = process.env;
+
+if (!PORT) {
+	throw new Error(`PORT "${PORT}" specified. Check your .env file.`);
+}
 
 const app = polka({
 	onError: (err, req, res) => {