diff options
Diffstat (limited to 'compiler/rename/RnUnbound.hs')
| -rw-r--r-- | compiler/rename/RnUnbound.hs | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/compiler/rename/RnUnbound.hs b/compiler/rename/RnUnbound.hs index cf5dab5d37..ce5d0dc315 100644 --- a/compiler/rename/RnUnbound.hs +++ b/compiler/rename/RnUnbound.hs @@ -12,7 +12,10 @@ module RnUnbound ( mkUnboundName , WhereLooking(..) , unboundName , unboundNameX - , perhapsForallMsg ) where + , perhapsForallMsg + , notInScopeErr ) where + +import GhcPrelude import RdrName import HscTypes @@ -58,8 +61,7 @@ unboundNameX :: WhereLooking -> RdrName -> SDoc -> RnM Name unboundNameX where_look rdr_name extra = do { dflags <- getDynFlags ; let show_helpful_errors = gopt Opt_HelpfulErrors dflags - what = pprNonVarNameSpace (occNameSpace (rdrNameOcc rdr_name)) - err = unknownNameErr what rdr_name $$ extra + err = notInScopeErr rdr_name $$ extra ; if not show_helpful_errors then addErr err else do { local_env <- getLocalRdrEnv @@ -70,12 +72,13 @@ unboundNameX where_look rdr_name extra ; addErr (err $$ suggestions) } ; return (mkUnboundNameRdr rdr_name) } -unknownNameErr :: SDoc -> RdrName -> SDoc -unknownNameErr what rdr_name +notInScopeErr :: RdrName -> SDoc +notInScopeErr rdr_name = vcat [ hang (text "Not in scope:") 2 (what <+> quotes (ppr rdr_name)) , extra ] where + what = pprNonVarNameSpace (occNameSpace (rdrNameOcc rdr_name)) extra | rdr_name == forall_tv_RDR = perhapsForallMsg | otherwise = Outputable.empty |