mirror of
https://github.com/janet-lang/janet
synced 2024-06-30 09:03:15 +00:00
23 lines
718 B
Plaintext
23 lines
718 B
Plaintext
|
|
(defn put-in [coll keys val]
|
|
(defn assoc [the-coll n]
|
|
(if-let [current-key (get keys n)
|
|
current-val (get the-coll current-key)]
|
|
(put the-coll current-key (assoc current-val (inc n)))
|
|
val))
|
|
(assoc coll 0))
|
|
|
|
|
|
(defn update-in [coll keys an-fn]
|
|
(def new-keys (array-slice coll 0 -2) )
|
|
(def last-key (get (array-slice coll -1 -2) 0))
|
|
(defn assoc [the-coll n]
|
|
(if-let [current-key (get keys n)
|
|
current-val (get the-coll current-key)]
|
|
(put the-coll current-key (assoc current-val (inc n)))
|
|
( update the-coll last-key an-fn )))
|
|
(assoc coll new-keys 0))
|
|
|
|
|
|
;; (defn update-in-test [ ] (update-in @{:a "x" :b {:y {"pipa" 3}}} [:b :y "pipa"] type))
|