Add ArrowChoice into postlude.

We intentionally avoid adding ArrowApply.
2017-11-29 18:33:49 -08:00 · 2017-11-29 18:33:49 -08:00 · d8ea9d8145
parent 32f1663309
commit d8ea9d8145
1 changed files with 3 additions and 0 deletions
--- a/src/Postlude.hs
+++ b/src/Postlude.hs
@ -19,9 +19,12 @@ import Control.Arrow as X
  , (>>>)
  , (|||)
  , Arrow
+  , ArrowChoice
  , arr
  , first
+  , left
  , returnA
+  , right
  , second
  )