Short start on destructuring.

ideaboard.txt

@@ -4,7 +4,6 @@ immutability/side effects
 state identity lifetime
 memoization
 lazy sequences
-recursion
 recursive list processing
 trampolining
 reflection

src/koans/destructuring.clj

@@ -0,0 +1,4 @@
+(meditations
+  "Destructuring allows you to break up arguments"
+  (= __ ((fn [[a b]] (str b a))
+           [:foo :bar])))

src/path_to_answer_sheet.clj

@@ -94,6 +94,7 @@
                          (if (zero? n)
                              acc
                              (recur (dec n) (* acc n))))]}
+   "destructuring" {"__" ["\":bar:foo\""]}
    })
 
 (defn replace-with [s k replacements]

src/path_to_enlightenment.clj

@@ -26,7 +26,8 @@
       "runtime_polymorphism"
       "sequence_comprehensions"
       "partial_functions"
-      "recursion"])
+      "recursion"
+      "destructuring"])
 
 (defn run []
   (apply load (doall (map (partial str "koans/") ordered-koans)))