[Git][ghc/ghc][master] Fix documentation for traceWith and friends
Marge Bot (@marge-bot)
gitlab at gitlab.haskell.org
Wed Mar 8 02:22:40 UTC 2023
Marge Bot pushed to branch master at Glasgow Haskell Compiler / GHC
Commits:
2aa07708 by MorrowM at 2023-03-07T21:22:22-05:00
Fix documentation for traceWith and friends
- - - - -
2 changed files:
- libraries/base/Debug/Trace.hs
- libraries/base/changelog.md
Changes:
=====================================
libraries/base/Debug/Trace.hs
=====================================
@@ -173,7 +173,7 @@ Like 'trace', but outputs the result of calling a function on the argument.
hello
("hello","world")
- at since 4.17.0.0
+ at since 4.18.0.0
-}
traceWith :: (a -> String) -> a -> a
traceWith f a = trace (f a) a
@@ -186,7 +186,7 @@ a 'String'.
3
[1,2,3]
- at since 4.17.0.0
+ at since 4.18.0.0
-}
traceShowWith :: Show b => (a -> b) -> a -> a
traceShowWith f = traceWith (show . f)
@@ -303,7 +303,7 @@ traceEventIO msg =
-- | Like 'traceEvent', but emits the result of calling a function on its
-- argument.
--
--- @since 4.17.0.0
+-- @since 4.18.0.0
traceEventWith :: (a -> String) -> a -> a
traceEventWith f a = traceEvent (f a) a
=====================================
libraries/base/changelog.md
=====================================
@@ -83,6 +83,9 @@
* `InfoProv` now has additional `ipSrcFile` and `ipSrcSpan` fields. `ipLoc`
is now a function computed from these fields.
* The `whereFrom` function has been moved
+ * Add functions `traceWith`, `traceShowWith`, `traceEventWith` to
+ `Debug.Trace`, per
+ [CLC proposal #36](https://github.com/haskell/core-libraries-committee/issues/36).
## 4.17.0.0 *August 2022*
View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/2aa0770845631e4355f55694f49b3e4b66ecf751
--
View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/2aa0770845631e4355f55694f49b3e4b66ecf751
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