hasufell
/
ghc-mod
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fix compiling with HSE >= 1.16.0

This commit is contained in:
Daniel Gröber 2014-09-16 05:34:00 +02:00
parent b96ef00248
commit 8f123dc7de
1 changed files with 19 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
Language/Haskell/GhcMod/FillSig.hs
View File

@ -151,16 +151,32 @@ getSignatureFromHE file lineNo colNo = do
HE.ParseOk (HE.Module _ _ _ _ mdecls) -> do
decl <- find (typeSigInRangeHE lineNo colNo) mdecls
case decl of
HE.TypeSig (HE.SrcSpanInfo s _) names ty -> return $ HESignature s names ty
HE.TypeFamDecl (HE.SrcSpanInfo s _) (HE.DHead _ name tys) _ ->
HE.TypeSig (HE.SrcSpanInfo s _) names ty ->
return $ HESignature s names ty
HE.TypeFamDecl (HE.SrcSpanInfo s _) declHead _ ->
let (name, tys) = dHeadTyVars declHead in
return $ HEFamSignature s Open name (map cleanTyVarBind tys)
HE.DataFamDecl (HE.SrcSpanInfo s _) _ (HE.DHead _ name tys) _ ->
HE.DataFamDecl (HE.SrcSpanInfo s _) _ declHead _ ->
let (name, tys) = dHeadTyVars declHead in
return $ HEFamSignature s Open name (map cleanTyVarBind tys)
_ -> fail ""
_ -> Nothing
where cleanTyVarBind (HE.KindedVar _ n _) = n
cleanTyVarBind (HE.UnkindedVar _ n) = n
#if MIN_VERSION_haskell_src_exts(1,16,0)
dHeadTyVars :: HE.DeclHead l -> (HE.Name l, [HE.TyVarBind l])
dHeadTyVars (HE.DHead _ name) = (name, [])
dHeadTyVars (HE.DHApp _ r ty) = (++[ty]) `fmap` (dHeadTyVars r)
dHeadTyVars (HE.DHInfix _ ty name) = (name, [ty])
dHeadTyVars (HE.DHParen _ r) = dHeadTyVars r
#else
dHeadTyVars :: HE.DeclHead l -> (HE.Name l, [HE.TyVarBind l])
dHeadTyVars (DHead _ n tys) = (n, tys)
#endif
----------------------------------------------------------------
-- b. Code for generating initial code