function
boot.janet on line 1123, column 1
(take-until pred ind)
Same as `(take-while (complement pred) ind)`.
# uses the fn shorthand
(take-until |(< 3 $) [0 1 2 3 4 5 6 7 8])
# (0 1 2 3)
# uses partial
(take-until (partial < 3) [0 1 2 3 4 5 6 7 8])
# (0 1 2 3)