FIX #1653 (partially): add -X flags to completion for :set

[ghc-hetmet.git] / compiler / main / DynFlags.hs

diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs
index 25dddeb..f8322f2 100644 (file)
--- a/compiler/main/DynFlags.hs
+++ b/compiler/main/DynFlags.hs
@@ -29,6 +29,7 @@ module DynFlags (
        GhcLink(..), isNoLink,
        PackageFlag(..),
        Option(..),
+        fFlags, xFlags,
 
        -- Configuration of the core-to-core and stg-to-stg phases
        CoreToDo(..),
@@ -151,6 +152,7 @@ data DynFlag
    | Opt_D_dump_hi_diffs
    | Opt_D_dump_minimal_imports
    | Opt_D_dump_mod_cycles
+   | Opt_D_dump_view_pattern_commoning
    | Opt_D_faststring_stats
    | Opt_DumpToFile                    -- ^ Append dump output to files instead of stdout.
    | Opt_DoCoreLinting
@@ -203,6 +205,7 @@ data DynFlag
    | Opt_DisambiguateRecordFields
    | Opt_RecordWildCards
    | Opt_RecordPuns
+   | Opt_ViewPatterns
    | Opt_GADTs
    | Opt_RelaxedPolyRec
    | Opt_StandaloneDeriving
@@ -265,6 +268,7 @@ data DynFlag
    | Opt_HideAllPackages
    | Opt_PrintBindResult
    | Opt_Haddock
+   | Opt_HaddockOptions
    | Opt_Hpc_No_Auto
    | Opt_BreakOnException
    | Opt_BreakOnError
@@ -388,7 +392,9 @@ data DynFlags = DynFlags {
   flags                :: [DynFlag],
   
   -- message output
-  log_action            :: Severity -> SrcSpan -> PprStyle -> Message -> IO ()
+  log_action            :: Severity -> SrcSpan -> PprStyle -> Message -> IO (),
+
+  haddockOptions :: Maybe String
  }
 
 data HscTarget
@@ -517,27 +523,26 @@ defaultDynFlags =
        packageFlags            = [],
         pkgDatabase             = Nothing,
         pkgState                = panic "no package state yet: call GHC.setSessionDynFlags",
-       flags = [ 
-           Opt_ReadUserPackageConf,
-    
-           Opt_MonoPatBinds,   -- Experimentally, I'm making this non-standard
-                               -- behaviour the default, to see if anyone notices
-                               -- SLPJ July 06
+  haddockOptions = Nothing,
+        flags = [
+            Opt_ReadUserPackageConf,
 
-           Opt_ImplicitPrelude,
-           Opt_MonomorphismRestriction,
+            Opt_MonoPatBinds,   -- Experimentally, I'm making this non-standard
+                                -- behaviour the default, to see if anyone notices
+                                -- SLPJ July 06
+
+            Opt_ImplicitPrelude,
+            Opt_MonomorphismRestriction,
+
+            Opt_DoAsmMangling,
 
-           Opt_DoAsmMangling,
-    
             Opt_GenManifest,
-            Opt_EmbedManifest,
-
-           -- on by default:
-           Opt_PrintBindResult ]
-           ++ [f | (ns,f) <- optLevelFlags, 0 `elem` ns]
-                   -- The default -O0 options
-           ++ standardWarnings,
-               
+            Opt_EmbedManifest
+            ]
+            ++ [f | (ns,f) <- optLevelFlags, 0 `elem` ns]
+                    -- The default -O0 options
+            ++ standardWarnings,
+
         log_action = \severity srcSpan style msg -> 
                         case severity of
                           SevInfo  -> hPutStrLn stderr (show (msg style))
@@ -615,6 +620,8 @@ addOptwindres f d = d{ opt_windres = f : opt_windres d}
 
 addCmdlineFramework f d = d{ cmdlineFrameworks = f : cmdlineFrameworks d}
 
+addHaddockOpts f d = d{ haddockOptions = Just f}
+
 -- -----------------------------------------------------------------------------
 -- Command-line options
 
@@ -929,10 +936,13 @@ allFlags :: [String]
 allFlags = map ('-':) $
            [ name | (name, optkind) <- dynamic_flags, ok optkind ] ++
            map ("fno-"++) flags ++
-           map ("f"++) flags
+           map ("f"++) flags ++
+           map ("X"++) xs ++
+           map ("XNo"++) xs
     where ok (PrefixPred _ _) = False
           ok _ = True
           flags = map fst fFlags
+          xs = map fst xFlags
 
 dynamic_flags :: [(String, OptKind DynP)]
 dynamic_flags = [
@@ -1009,6 +1019,7 @@ dynamic_flags = [
   ,  ( "no-hs-main"     , NoArg (setDynFlag Opt_NoHsMain))
   ,  ( "main-is"       , SepArg setMainIs )
   ,  ( "haddock"       , NoArg (setDynFlag Opt_Haddock) )
+  ,  ( "haddock-opts"   , HasArg (upd . addHaddockOpts))
   ,  ( "hpcdir"                , SepArg setOptHpcDir )
 
        ------- recompilation checker (DEPRECATED, use -fforce-recomp) -----
@@ -1087,6 +1098,7 @@ dynamic_flags = [
   ,  ( "ddump-vect",            setDumpFlag Opt_D_dump_vect)
   ,  ( "ddump-hpc",             setDumpFlag Opt_D_dump_hpc)
   ,  ( "ddump-mod-cycles",              setDumpFlag Opt_D_dump_mod_cycles)
+  ,  ( "ddump-view-pattern-commoning", setDumpFlag Opt_D_dump_view_pattern_commoning)
   ,  ( "ddump-to-file",          setDumpFlag Opt_DumpToFile)
   ,  ( "ddump-hi-diffs",         NoArg (setDynFlag Opt_D_dump_hi_diffs))
   ,  ( "dcore-lint",            NoArg (setDynFlag Opt_DoCoreLinting))
@@ -1275,6 +1287,7 @@ xFlags = [
   ( "DisambiguateRecordFields",         Opt_DisambiguateRecordFields ),
   ( "OverloadedStrings",                Opt_OverloadedStrings ),
   ( "GADTs",                            Opt_GADTs ),
+  ( "ViewPatterns",                     Opt_ViewPatterns),
   ( "TypeFamilies",                     Opt_TypeFamilies ),
   ( "BangPatterns",                     Opt_BangPatterns ),
   -- On by default: