lib/kontena/cli/apps/common.rb in kontena-cli-0.15.5 vs lib/kontena/cli/apps/common.rb in kontena-cli-0.16.0.pre1

@@ -60,10 +60,15 @@
       @service_prefix ||= project_name || project_name_from_yaml(filename) || current_dir
     end
 
     def project_name_from_yaml(file)
       reader = YAML::Reader.new(file, true)
-      reader.stack_name
+      outcome = reader.execute
+      if outcome[:version].to_i == 2
+        outcome[:name]
+      else
+        nil
+      end
     end
 
     # @return [String]
     def token
       @token ||= require_token