ensure-reduced

functionsince v0.0-2411 clojure.core/ensure-reducedEdit
(ensure-reduced x)

Source docstring:
If x is already reduced?, returns it, else returns (reduced x)
Source code @ clojurescript:src/main/cljs/cljs/core.cljs
(defn ensure-reduced
  [x]
  (if (reduced? x) x (reduced x)))