diff options
Diffstat (limited to 'libraries/template-haskell/Language/Haskell/TH/Ppr.hs')
| -rw-r--r-- | libraries/template-haskell/Language/Haskell/TH/Ppr.hs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libraries/template-haskell/Language/Haskell/TH/Ppr.hs b/libraries/template-haskell/Language/Haskell/TH/Ppr.hs index 9f19d75dcd..7f34bdc6d6 100644 --- a/libraries/template-haskell/Language/Haskell/TH/Ppr.hs +++ b/libraries/template-haskell/Language/Haskell/TH/Ppr.hs @@ -15,6 +15,7 @@ import Data.Char ( toLower, chr) import GHC.Show ( showMultiLineString ) import GHC.Lexeme( startsVarSym ) import Data.Ratio ( numerator, denominator ) +import Data.Foldable ( toList ) import Prelude hiding ((<>)) nestDepth :: Int @@ -224,7 +225,7 @@ pprExp _ (UnboundVarE v) = pprName' Applied v pprExp _ (LabelE s) = text "#" <> text s pprExp _ (ImplicitParamVarE n) = text ('?' : n) pprExp _ (GetFieldE e f) = pprExp appPrec e <> text ('.': f) -pprExp _ (ProjectionE xs) = parens $ hcat $ map ((char '.'<>) . text) xs +pprExp _ (ProjectionE xs) = parens $ hcat $ map ((char '.'<>) . text) $ toList xs pprFields :: [(Name,Exp)] -> Doc pprFields = sep . punctuate comma . map (\(s,e) -> pprName' Applied s <+> equals <+> ppr e) |