Playing with Integrant REPL

test-user.clj

(ns user
  (:require [integrant.core :as ig]
                [integrant.repl :refer [go halt prep reset reset-all set-prep!]]
                [integrant.repl.state :as state]))



;; Getting one key setup. 

(def config
  {:boop/test-1 (ig/ref :shoop/test-2)
   :shoop/test-2 "Boop"})

(defmethod ig/init-key :boop/test-1
  [_ s]
  (println s))

(defmethod ig/init-key :shoop/test-2
  [_ s]
  (if (= s "Boop")
     "Dragonn"
     s))

;;(ig/init config)
(set-prep! (fn [] config))

(def boop (-> state/system :shoop/test-2))