diff options
Diffstat (limited to 'compiler/GHC/Tc/Errors/Ppr.hs')
| -rw-r--r-- | compiler/GHC/Tc/Errors/Ppr.hs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/compiler/GHC/Tc/Errors/Ppr.hs b/compiler/GHC/Tc/Errors/Ppr.hs index fc69df5379..a1773a12ed 100644 --- a/compiler/GHC/Tc/Errors/Ppr.hs +++ b/compiler/GHC/Tc/Errors/Ppr.hs @@ -67,6 +67,10 @@ instance Diagnostic TcRnMessage where hang (text "solveWanteds: too many iterations" <+> parens (text "limit =" <+> ppr limit)) 2 (text "Unsolved:" <+> ppr wc) + TcRnIllegalPatSynDecl rdrname + -> mkSimpleDecorated $ + hang (text "Illegal pattern synonym declaration for" <+> quotes (ppr rdrname)) + 2 (text "Pattern synonym declarations are only valid at top level") diagnosticReason = \case TcRnUnknownMessage m @@ -96,6 +100,8 @@ instance Diagnostic TcRnMessage where -> ErrorWithoutFlag TcRnSimplifierTooManyIterations{} -> ErrorWithoutFlag + TcRnIllegalPatSynDecl{} + -> ErrorWithoutFlag diagnosticHints = \case TcRnUnknownMessage m @@ -125,6 +131,8 @@ instance Diagnostic TcRnMessage where -> noHints TcRnSimplifierTooManyIterations{} -> [SuggestIncreaseSimplifierIterations] + TcRnIllegalPatSynDecl{} + -> noHints messageWithInfoDiagnosticMessage :: UnitState -> ErrInfo |