functionsince v1.11.121Edit
(partitionv-all n)
(partitionv-all n coll)
(partitionv-all n step coll)

Source docstring:
Returns a lazy sequence of vector partitions, but may include
partitions with fewer than n items at the end.
Returns a stateful transducer when no collection is provided.
Source code @ clojurescript:src/main/cljs/cljs/core.cljs
(defn partitionv-all
   (partition-all n))
  ([n coll]
   (partitionv-all n n coll))
  ([n step coll]
     (when-let [s (seq coll)]
       (let [seg (into [] (take n) coll)]
         (cons seg (partitionv-all n step (drop step s))))))))