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| author | Ben Gamari <bgamari.foss@gmail.com> | 2017-04-04 21:48:49 -0400 |
|---|---|---|
| committer | Ben Gamari <ben@smart-cactus.org> | 2017-04-04 21:48:50 -0400 |
| commit | ce9b6170b0ac9ff417000d8e7bdff7b2298f2978 (patch) | |
| tree | e3d58c1d3150555fafb9d1ffa86e4dd380c4a0ee /libraries/base | |
| parent | 486b8db05fefd1cfa916928c74958f8099b9f9f8 (diff) | |
| download | haskell-ce9b6170b0ac9ff417000d8e7bdff7b2298f2978.tar.gz | |
base: Mark unfold as deprecated
Test Plan: Read it
Reviewers: austin, hvr, RyanGlScott
Reviewed By: RyanGlScott
Subscribers: rwbarton, thomie, ekmett
Differential Revision: https://phabricator.haskell.org/D3422
Diffstat (limited to 'libraries/base')
| -rw-r--r-- | libraries/base/Data/List/NonEmpty.hs | 2 | ||||
| -rw-r--r-- | libraries/base/changelog.md | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/libraries/base/Data/List/NonEmpty.hs b/libraries/base/Data/List/NonEmpty.hs index 2f9f868b43..9a9de018dd 100644 --- a/libraries/base/Data/List/NonEmpty.hs +++ b/libraries/base/Data/List/NonEmpty.hs @@ -180,6 +180,8 @@ unfold :: (a -> (b, Maybe a)) -> a -> NonEmpty b unfold f a = case f a of (b, Nothing) -> b :| [] (b, Just c) -> b <| unfold f c +{-# DEPRECATED unfold "Use unfoldr" #-} +-- Deprecated in 8.2.1, remove in 8.4 -- | 'nonEmpty' efficiently turns a normal list into a 'NonEmpty' stream, -- producing 'Nothing' if the input is empty. diff --git a/libraries/base/changelog.md b/libraries/base/changelog.md index 854a9b81ed..e2e276a4c9 100644 --- a/libraries/base/changelog.md +++ b/libraries/base/changelog.md @@ -89,6 +89,9 @@ * `mkTyCon3` is no longer exported by `Data.Typeable`. This function is replaced by `Type.Reflection.Unsafe.mkTyCon`. + * `Data.List.NonEmpty.unfold` has been deprecated in favor of `unfoldr`, + which is functionally equivalent. + ## 4.9.0.0 *May 2016* * Bundled with GHC 8.0 |