diff options
Diffstat (limited to 'tests/lhs-test.rst')
| -rw-r--r-- | tests/lhs-test.rst | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/lhs-test.rst b/tests/lhs-test.rst new file mode 100644 index 000000000..0cde4237a --- /dev/null +++ b/tests/lhs-test.rst @@ -0,0 +1,24 @@ +lhs test +======== + +``unsplit`` is an arrow that takes a pair of values and combines +them to return a single value: + +:: + + unsplit :: (Arrow a) => (b -> c -> d) -> a (b, c) d + unsplit = arr . uncurry + -- arr (\op (x,y) -> x `op` y) + +``(***)`` combines two arrows into a new arrow by running the two +arrows on a pair of values (one arrow on the first item of the pair +and one arrow on the second item of the pair). + +:: + + f *** g = first f >>> second g + + Here is a block quote section. + + + |