triboard.logic.transition-1.cljs

(defn- ^boolean empty-cell?
  [board [x y]]
  (= :none (aget board x y)))

(defn- available-jumps-at
  "Provides the list of jumps that can be done at a given `jump-destination`"
  [board jump-destination]
  (if (empty-cell? board jump-destination)
    (eduction
      (keep #(seek-jump-source-toward board jump-destination %))
      cst/directions)))