From b8e5bb4eca1b9d92e263e580b484b9efbbc7b8cf Mon Sep 17 00:00:00 2001
From: zorrofox <debin.huang@gmail.com>
Date: Fri, 23 Sep 2016 23:59:13 +0800
Subject: [PATCH] fix: #1973 deploy fails with unhelpful error message when
 service name is not a valid CF stack name

---
 lib/plugins/aws/deploy/lib/createStack.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/plugins/aws/deploy/lib/createStack.js b/lib/plugins/aws/deploy/lib/createStack.js
index c62e88ab2..3b25bda07 100644
--- a/lib/plugins/aws/deploy/lib/createStack.js
+++ b/lib/plugins/aws/deploy/lib/createStack.js
@@ -32,7 +32,7 @@ module.exports = {
   createStack() {
     const stackName = `${this.serverless.service.service}-${this.options.stage}`;
 
-    if (/^[a-zA-Z1-9-]+/.test(stackName) || stackName.length > 128){
+    if (/^[^a-zA-Z].+|.*[^a-zA-Z0-9\-].*/.test(stackName) || stackName.length > 128){
       const errorMessage = [
                 'The stack name "' + stackName + '" is not quallify. ',
                 'A stack name can contain only alphanumeric',