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| author | sheaf <sam.derbyshire@gmail.com> | 2023-04-01 16:30:24 +0200 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2023-04-01 18:28:37 -0400 |
| commit | 3b7bbb39f28c926f8cfd30744253a418854bee31 (patch) | |
| tree | ef26c6952f6035af31af7ada635aeacc3a694a97 /libraries/template-haskell/Language/Haskell/TH/Ppr.hs | |
| parent | 3da693466fd3e6a609a1a77361c50ed1b141858d (diff) | |
| download | haskell-3b7bbb39f28c926f8cfd30744253a418854bee31.tar.gz | |
TH: revert changes to GadtC & RecGadtC
Commit 3f374399 included a breaking-change to the template-haskell
library when it made the GadtC and RecGadtC constructors take non-empty
lists of names. As this has the potential to break many users' packages,
we decided to revert these changes for now.
Diffstat (limited to 'libraries/template-haskell/Language/Haskell/TH/Ppr.hs')
| -rw-r--r-- | libraries/template-haskell/Language/Haskell/TH/Ppr.hs | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/libraries/template-haskell/Language/Haskell/TH/Ppr.hs b/libraries/template-haskell/Language/Haskell/TH/Ppr.hs index d3101a985b..034d2687b3 100644 --- a/libraries/template-haskell/Language/Haskell/TH/Ppr.hs +++ b/libraries/template-haskell/Language/Haskell/TH/Ppr.hs @@ -11,7 +11,6 @@ module Language.Haskell.TH.Ppr where import Text.PrettyPrint (render) import Language.Haskell.TH.PprLib import Language.Haskell.TH.Syntax -import qualified Data.List.NonEmpty as NE ( toList ) import Data.Word ( Word8 ) import Data.Char ( toLower, chr) import GHC.Show ( showMultiLineString ) @@ -684,21 +683,21 @@ instance Ppr Con where <+> pprBangType st2 ppr (ForallC ns ctxt (GadtC cs sts ty)) - = commaSepApplied (NE.toList cs) <+> dcolon <+> pprForall ns ctxt + = commaSepApplied cs <+> dcolon <+> pprForall ns ctxt <+> pprGadtRHS sts ty ppr (ForallC ns ctxt (RecGadtC cs vsts ty)) - = commaSepApplied (NE.toList cs) <+> dcolon <+> pprForall ns ctxt + = commaSepApplied cs <+> dcolon <+> pprForall ns ctxt <+> pprRecFields vsts ty ppr (ForallC ns ctxt con) = pprForall ns ctxt <+> ppr con ppr (GadtC cs sts ty) - = commaSepApplied (NE.toList cs) <+> dcolon <+> pprGadtRHS sts ty + = commaSepApplied cs <+> dcolon <+> pprGadtRHS sts ty ppr (RecGadtC cs vsts ty) - = commaSepApplied (NE.toList cs) <+> dcolon <+> pprRecFields vsts ty + = commaSepApplied cs <+> dcolon <+> pprRecFields vsts ty instance Ppr PatSynDir where ppr Unidir = text "<-" |