anchor.diff:  [source,clojure]
   ----
   (defn all [_]
  -  (doto (clean nil) (prep nil) (uber nil)))
  +  (do (clean nil) (prep nil) (uber nil)))
   ----
   
   [source,clojure]
  
positive.code:                  :target-dir class-dir})
      (b/jar {:class-dir class-dir
              :jar-file jar-file})
      params)
  ----
  
  The other aspects of deps.edn and invocation remain the same. 
  
negative.code: 
  [source,shell]
  ----
  clj -T:build jar :env :dev
  ----
  
  The kv params are passed to the `jar` function.
  