partitiionv is new in 1.12.0-alpha1. I get the wrong answer when using a pad argument:

(partitionv 4 4 [0 0 0] (range 10))
;=> ([0 1 2 3] [4 5 6 7] 8 9 0 0)

I expected: ([0 1 2 3] [4 5 6 7] [8 9 0 0])

Also, note that (partition 4 4 [0 0 0] (range 10)) works as expected.

Problem: in the new partitionv code, if there is a padded final group, the last padded partition needs to be grouped into a surrounding list of partitions to be returned from the lazy-seq as a partition not a group of elements.

Approach: Group the last padded partition in a list.

Patch: clj-2715-2.patch

Screened by: Alex Miller