Estimated hours taken: 2
Branches: main
Add the foldr family to map and tree234.
NEWS:
Mention this change.
library/map.m:
library/tree234.m:
Added the foldr family.
tests/hard_coded/Mmakefile:
tests/hard_coded/map_fold.exp:
tests/hard_coded/map_fold.m:
Add a test case for map.foldl/foldr.