handle payloads without ref

Author: jaymccon

functions/source/GitPullS3/lambda_function.py

@@ -168,7 +168,10 @@ def lambda_handler(event, context):
             branch_name = 'master'
             repo_name = event['body-json']['project']['path_with_namespace']
         except:
-            branch_name = event['body-json']['ref'].replace('refs/heads/', '')
+            if 'ref' in event['body-json']:
+                branch_name = event['body-json']['ref'].replace('refs/heads/', '')
+            else:
+                branch_name = 'master'
             repo_name = full_name + '/branch/' + branch_name
     try:
         remote_url = event['body-json']['project']['git_ssh_url']