Arrow
1.1.5
arrow-optics
/
arrow.optics
/
Fold
/
compose
compose
open
infix
fun
<
C
>
compose
(
other
:
Fold
<
in
A
,
out
C
>
)
:
Fold
<
S
,
C
>
(
source
)
Compose a
Fold
with a
Fold