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authorHarry Garrood <harry@garrood.me>2022-08-24 14:22:21 +0100
committerMarge Bot <ben+marge-bot@smart-cactus.org>2022-08-25 20:06:10 -0400
commit8603c92113c49557f8632675a01f3b3874b819d1 (patch)
tree60d7dbbbd692f29af26be3321d40c296c01a8395 /libraries/base
parentd387f687930e4d44c1ef569b4ec8091cb8b92765 (diff)
downloadhaskell-8603c92113c49557f8632675a01f3b3874b819d1.tar.gz
Add since annotations and changelog entries
Diffstat (limited to 'libraries/base')
-rw-r--r--libraries/base/Data/List/NonEmpty.hs4
-rw-r--r--libraries/base/changelog.md1
2 files changed, 5 insertions, 0 deletions
diff --git a/libraries/base/Data/List/NonEmpty.hs b/libraries/base/Data/List/NonEmpty.hs
index e5d8869818..03f631a2a7 100644
--- a/libraries/base/Data/List/NonEmpty.hs
+++ b/libraries/base/Data/List/NonEmpty.hs
@@ -232,6 +232,8 @@ inits = fromList . List.inits . Foldable.toList
--
-- > inits1 (1 :| [2,3]) == (1 :| []) :| [1 :| [2], 1 :| [2,3]]
-- > inits1 (1 :| []) == (1 :| []) :| []
+--
+-- @since 4.18
inits1 :: NonEmpty a -> NonEmpty (NonEmpty a)
inits1 =
-- fromList is an unsafe function, but this usage should be safe, since:
@@ -258,6 +260,8 @@ tails = fromList . List.tails . Foldable.toList
--
-- > tails1 (1 :| [2,3]) == (1 :| [2,3]) :| [2 :| [3], 3 :| []]
-- > tails1 (1 :| []) == (1 :| []) :| []
+--
+-- @since 4.18
tails1 :: NonEmpty a -> NonEmpty (NonEmpty a)
tails1 =
-- fromList is an unsafe function, but this usage should be safe, since:
diff --git a/libraries/base/changelog.md b/libraries/base/changelog.md
index d05df102f2..feba1bfbc8 100644
--- a/libraries/base/changelog.md
+++ b/libraries/base/changelog.md
@@ -21,6 +21,7 @@
function.
* `GHC.Conc.Sync.threadLabel` was added, allowing the user to query the label
of a given `ThreadId`.
+ * Add `inits1` and `tails1` to `Data.List.NonEmpty`.
## 4.17.0.0 *August 2022*