lib/dctl/main.rb in dctl_rb-0.13.1 vs lib/dctl/main.rb in dctl_rb-0.14.0

@@ -18,10 +18,19 @@
     def image_tag(image, version: current_version_for_image(image))
       org       = settings.org
       project   = settings.project
 
       tag = "#{org}/#{project}-#{env}-#{image}"
-      tag += ":#{version}" if !version.nil?
+      if !version.nil?
+        version = version.to_i
+        tag +=
+          if version.negative?
+            current_version = current_version_for_image(image)
+            ":#{current_version + version}"
+          else
+            ":#{version}"
+          end
+      end
 
       tag
     end
 
     def current_version_for_image(image)