From a18c3af7f983f3b6d3cd84093c9079031da58468 Mon Sep 17 00:00:00 2001
From: Sylvain Henry <sylvain@haskus.fr>
Date: Tue, 29 Sep 2020 17:18:32 +0200
Subject: Update for parser (#1234)

---
 haddock-api/src/Haddock/Backends/Hoogle.hs             | 2 --
 haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs | 6 +++---
 haddock-api/src/Haddock/Parser.hs                      | 5 +++--
 3 files changed, 6 insertions(+), 7 deletions(-)

(limited to 'haddock-api/src')

diff --git a/haddock-api/src/Haddock/Backends/Hoogle.hs b/haddock-api/src/Haddock/Backends/Hoogle.hs
index 8d56a1ed..90bd6b66 100644
--- a/haddock-api/src/Haddock/Backends/Hoogle.hs
+++ b/haddock-api/src/Haddock/Backends/Hoogle.hs
@@ -38,8 +38,6 @@ import Data.Version
 import System.Directory
 import System.FilePath
 
-import GHC.Core.Multiplicity
-
 prefix :: [String]
 prefix = ["-- Hoogle documentation, generated by Haddock"
          ,"-- See Hoogle, http://www.haskell.org/hoogle/"
diff --git a/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs b/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
index b97ada16..d9746189 100644
--- a/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
+++ b/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
@@ -15,7 +15,7 @@ import GHC.Utils.Error     ( pprLocErrMsg )
 import GHC.Data.FastString ( mkFastString )
 import GHC.Parser.Lexer    as Lexer
                            ( P(..), ParseResult(..), PState(..), Token(..)
-                           , mkPStatePure, lexer, mkParserFlags', getErrorMessages)
+                           , initParserState, lexer, mkParserOpts, getErrorMessages)
 import GHC.Data.Bag         ( bagToList )
 import GHC.Utils.Outputable ( text, ($$) )
 import GHC.Utils.Panic      ( panic )
@@ -44,10 +44,10 @@ parse dflags fpath bs = case unP (go False []) initState of
         text "Hyperlinker parse error:" $$ pprLocErrMsg err
   where
 
-    initState = mkPStatePure pflags buf start
+    initState = initParserState pflags buf start
     buf = stringBufferFromByteString bs
     start = mkRealSrcLoc (mkFastString fpath) 1 1
-    pflags = mkParserFlags' (warningFlags dflags)
+    pflags = mkParserOpts   (warningFlags dflags)
                             (extensionFlags dflags)
                             (homeUnitId (mkHomeUnitFromFlags dflags))
                             (safeImportsOn dflags)
diff --git a/haddock-api/src/Haddock/Parser.hs b/haddock-api/src/Haddock/Parser.hs
index e1b5c787..366bcd55 100644
--- a/haddock-api/src/Haddock/Parser.hs
+++ b/haddock-api/src/Haddock/Parser.hs
@@ -17,8 +17,9 @@ import qualified Documentation.Haddock.Parser as P
 import Documentation.Haddock.Types
 
 import GHC.Driver.Session ( DynFlags )
+import GHC.Driver.Config
 import GHC.Data.FastString   ( fsLit )
-import GHC.Parser.Lexer ( mkPState, unP, ParseResult(POk) )
+import GHC.Parser.Lexer ( initParserState, unP, ParseResult(POk) )
 import GHC.Parser       ( parseIdentifier )
 import GHC.Types.Name.Reader ( RdrName )
 import GHC.Types.SrcLoc ( mkRealSrcLoc, unLoc )
@@ -34,7 +35,7 @@ parseIdent :: DynFlags -> String -> Maybe RdrName
 parseIdent dflags str0 =
   let buffer = stringToStringBuffer str0
       realSrcLc = mkRealSrcLoc (fsLit "<unknown file>") 0 0
-      pstate = mkPState dflags buffer realSrcLc
+      pstate = initParserState (initParserOpts dflags) buffer realSrcLc
   in case unP parseIdentifier pstate of
     POk _ name -> Just (unLoc name)
     _ -> Nothing
-- 
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